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preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 1 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia bluetooth multimedia v2.1 + edr datasheet: IS1621N version: 0.96 issc integrated system solution corporation date: jun. 8, 2009 www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 2 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 1. general description issc IS1621N is a compact, high integration, ultra- low cost, cmos single-chip rf + baseband ic for bluetooth v2.1+edr (enhanced data r ate) 2.4ghz applications. this chip is fully compliant with bluetooth specificatio n and completely backward-compatible with bt1.1, 1.2 or 2.0 systems. it incorporates bluetooth 1m/2m/3mbps rf, single-cy cle 8051, tx/rx modem, memory controller, task/hopping controller, uart interface , and issc bluetooth software stack to achieve the required bt v2.1+edr functions. to provide the best audio and voice quality, it als o integrates a dsp co-processor, and a high performance stereo codec to handle voice and a udio applications. for voice, not only basic a-law/ -law/cvsd encoding /decoding but also enhanced nois e reduction and echo cancellation are implemented by the built-in audio processor to reach the best quality in the both sending and receiving sides. for enhanced audio applications, sbc or mp3 encoding/decoding functions are also car ried out by audio processor to satisfy a2dp requirements. in addition, to minimize the external components re quired for portable devices, a voltage sensor for battery, battery charger, a switching re gulator and ldos are integrated to reduce bom cost for various bluetooth applications. the device incorporates built-in self-test (bist) a nd auto-calibration functions to simplify production test. 2. features system specification ? compliant with bluetooth specification v.2.1 + edr in 2.4 ghz ism band baseband hardware ? 16mhz main clock input ? firmware execution from either internal rom or exte rnal flash www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 3 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia ? built-in internal rom or 4m flash for program memor y ? built-in 32 kb ram for data storage and baseband da ta transfer buffering ? new features for bluetooth 2.1 o encryption pause and resume o erroneous data reporting o extended inquiry response o link supervision timeout changed event o non-flushable packet boundary flag o secure simple pairing o sniff subtracting ? support both pico-net and scatter-net applications ? hard-wired logic for modulation, demodulation, acce ss code correlation, whitening, forward error correction (fec), header error check (hec), shorten hamming code, crc generation/checking, frame check sequence (fcs) , encryption bit stream generation, and transmit pulse shaping ? adaptive frequency hopping (afh) avoids occupied rf channels ? fast connection supported rf hardware ? fully bluetooth 2.1 + edr system in 2.4 ghz ism ban d. ? combined tx/rx rf terminal simplifies external matc hing and reduces external antenna switches. ? +4dbm output power with level control 13 db from re gister control. ? for class2/3, transmitter support without the requi rement for external power amplifier and tr switch. ? build-in channel filter. ? to avoid temperature variation, temperature sensor with temperature calibration is utilized into bias current and gain control. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 4 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia ? fully integrated synthesizer has been created. ther e requires no external vco, varactor diode, resonator and loop filter. ? crystal oscillation with build-in digital trimming for temperature/process variations. audio processor ? 16-bit/32-bit run time configurable audio processor ? single cycle data computing up to 60 mips ? support 64 kb/s a-law or -law pcm format, or cvsd (continuous variable slope delta modulation) for sco channel operation. ? sbc and optional mp3 supported stereo audio codec ? 16 bit stereo codec ? dual mono microphone and stereo line in for adc ? 94db snr stereo dac playback ? integrate headphone amplifier for 16 speakers ? capacitor-less headphone driver stage for single-en ded speakers peripherals ? built-in lithium-ion battery charger ? integrate 3v, 1.8v ldo and switching mode regulator ? built-in 10-bit aux-adc for battery monitor and vol tage sense. flexible hci interface ? high speed hci-uart (universal asynchronous receive r transmitter) interface package ? 68qfn standard package www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 5 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 3. functional diagram single- port common sram (32kb) bytes) bluetooth baseband rf controller embedded processor single-cycle cpu rom hci control logic memory controlle r cpu interface & interrupt controller memory mapped register bank (distributed in each module) misc. logic edr modem uart gpio pll switch regulator 3v ldo 1.8v ldo li-ion charger edr rf stereo codec audio dsp dsp memory aux adc www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 6 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 4. pin assignment vrefn/vssa 8 bat_in 29 gnd 66 p1_3/sda 20 p0_0/adap 62 led2 38 1v8_in 27 p2_2/pb 40 1v8 68 gnd 69 vdd_io 64 mfb 36 p2_7/fwd 42 3v1_vin 25 IS1621N hci_txd 46 aohpms 3 1v8 44 p0_2/play 41 p2_3/vol+ 16 codec_vout 23 p2_4/buz 39 xo_n 51 aohpl 6 mic_bias 14 aohpm 4 micp1 12 vdd_io 49 tp6 53 micn2 11 gnd 22 sar_avdd 30 adap_in 28 rx_class1 55 p0_3/rx_cls1 58 vcom 9 p2_0/mfb 61 bk_vdd 32 p3_0 59 p3_1 60 ean 67 p0_4/f_p 63 bk_out 35 p1_6/wp 48 1v8_o 26 aohpr 1 gnd 45 p1_2/scl 19 p3_5 65 led1 37 3v1_o 24 vcc_rf 52 hci_rxd 47 rst_n 18 vddao 2 p1_5/vol- 17 bk_gnd 34 p0_5/rev 43 xo_p 50 vdda/vrefp 7 1v8 21 vdd_io 15 bk_lx 33 vssao 5 micn1 13 sys_pwr 31 tp5 54 rtx 56 p0_1/tx_cls1 57 micp2 10 www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 7 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 5 pin descriptions pin no. i/o pin name pin descriptions 1 ao aohpr r-channed single ended analog headphone out put 2 p vddao positive power supply dedicated to codec outp ut amplifiers. 3 ai aohpms headphone common mode sense input 4 ao aohpm headphone common mode output 5 p vssao negative power supply dedicated to codec o utput amplifiers 6 ao aohpl l-channel single ended analog headphone out put 7 p vdda/vrefp positive power supply/reference voltage for codec 8 p vrefn/vssa negative reference/power supply for codec must be connected to the pcb analog ground(agnd) 9 ao vcom internal biasing voltage for codec 10 ai micp2 mic 2 mono differential analog positive input 11 ai micn2 mic 2 mono differential analog negative i nput 12 ai micp1 mic 1 mono differential analog positive input 13 ai micn1 mic 1 mono differential analog negative i nput 14 p mic_bias electric microphone biasing voltage 15 p vdd_io i/o power supply input 16 i/o p2_3/vol+ gpio, default pull-high input be triggered by a low level signal volume up key as the default setting 17 i/o p1_5/vol- gpio, default pull-high input be triggered by a low level signal volume down key as the default setting 18 ai rst_n system reset pin 19 i/o p1_2/scl gpio, default pull-high input eeprom clock clock signal for oled driving ic bist testing 20 i/o p1_3/sda gpio, default pull-high input eeprom data data signal for oled driving ic bist testing 21 p 1v8 core 1.8v power input 22 p gnd digital ground. 23 p codec_vout 3.1v ldo output for codec power 24 p 3v1_o 3.1v ldo output 25 p 3v1_vin 3.1v ldo input 26 p 1v8_o 1v8 ldo output 27 p 1v8_in 1v8 ldo input www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 8 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia pin no. i/o pin name pin descriptions 28 p adap_in external power adaptor input 29 p bat_in battery input 30 p sar_avdd sar 1.8v input 31 p sys_pwr system power output 32 p bk_vdd buck vdd power input 33 p bk_lx buck feedback input 34 p bk_gnd buck ground 35 p bk_out buck output 36 p mfb multi-function push button key, push high 37 ai led1 led driver 1 38 ai led2 led driver 2 39 i/o p2_4/buz gpio, default pull-high input high or toggle to drive buzzer/charging status/i2c csb ic bist testing/asic functional testing system configuration, h: boot mode 40 i/o p2_2 gpio, default pull-low input. reserve led driver/ mfb function be triggered by a high level signal. 41 i/o p0_2/play gpio, default pull-high input be triggered by a low level signal play/pause key as the default setting 42 i/o p2_7/fwd gpio, default pull-high input be triggered by a low level signal fwd key as the default setting 43 i/o p0_5/rev gpio, default pull-high input be triggered by a low level signal rev key as the default setting asic functional testing 44 p 1v8 core 1.8v power input 45 p gnd digital ground 46 o hci_txd hci tx data 47 i hci_rxd hci rx data 48 i/o p1_6 gpio p1_6, default pull-high input eeprom wp. rts for oled. 49 p vdd_io i/o power supply input 50 i xo_p 16mhz crystal input positive 51 i xo_n 16mhz crystal input negative 52 rp vcc_rf rf power input for both vco and io power 53 i/o tp6 rf test point www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 9 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia pin no. i/o pin name pin descriptions 54 i/o tp5 rf test point 55 i rx_class1 class1/class2 rx path without tr combiner combine with p0_1/p0_3 to control the external tr s witch & lna. 56 i/o rtx class 2 rtx path (tr combiner active); c lass1/class2 tx path 57 i/o p0_1/tx_cls1 gpio, default pull-high input class1/class2 control signal of external tr switch high is tx duration 58 i/o p0_3/rx_cls1 gpio, default pull-high input class1/class2 control signal of external tr switch high is rx duration 59 i/o p3_0 gpio, default pull-high input uart_cts is implemented for oled control asic functional testing 60 i/o p3_1 gpio, default pull-high input be triggered by a high level signal external mcu wake-up signal asic functional testing 61 i/o p2_0 gpio, default pull-high input i2c sclk asic functional testing system configuration, h: application l: baseband 62 i/o p0_0/adap gpio, default pull-low input. adapter plug-in indicator/reserve led driver/i2c mcl k ic bist testing 63 i/o p0_4/f_p gpio, default pull-high input be triggered by a low level signal fast paring key/external regulator enable/i2c sdata 64 p vdd_io i/o power supply input 65 i/o p3_5 gpio 3_5, default pull-high input. 66 p gnd digital ground. 67 i ean embedded rom/external flash enable h: embedded; l: external flash 68 p 1v8 core 1.8v power input 69 p gnd exposed pad as ground note: default gpio setting a. p0_1/p0_3 is configured in eeprom for class1/class2 applications. b. class1/class2 control signal of external tr switch: p0_1 high: tx, p0_3 high: rx www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 10 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia c. music control: play/pause: p0_2, fwd: p2_7 , rev: p0_5,volume up:p2_3,volume down:p1_5 d. eeprom/oled control: p1_6:eeprom wp/uart_rts for oled control p1_2:eeprom clock/clock signal for oled driving p1_3:eeprom data/data signal for oled driving p3_0:uart_cts for oled control p3_1:external mcu wake-up signal e. i2c: sclk:p2_0, sdata: p0_4, csb:p2_4,mclk:p0_0 f. external power manager control signal: p0_0: adapter plug-in indicator p2_2: mfb function p0_4: external regulator enable p2_4: charging status g. other function: fast paring key:p0_4 buzzer: p2_4 system configuration: p2_0, p2_4 www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 11 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6 functional description 6.1 overall architecture the issc IS1621N integrates an enhanced edr bluetoo th rf & bb core, hci controller, audio dsp and an enhanced 8051 processor with an in ternal mask rom for program memory and sram for data memory. an innovative int erconnection structure called the common-memory architecture (cma) is designed to pro vide a fast and flexible data movement scheme between the embedded processor, blu etooth core, and peripheral hardware. for audio and power management, IS1621N provide emb edded audio processor, stereo codec and some power management to reduce the exter nal components. 6.2 radio frequency (rf) 6.2.1 transmitter the internal pa has a maximum output power of +4dbm with level control 8db from amplitude control. this is applied into class2/3 ra dios without external rf pa. for class1 application, the build-in level control can be used with external pa for power control requirement. the transmitter features iq direct conversion to mi nimize the frequency drift. and it can excess 30db power range with temperature compensati on machine. 6.2.2 receiver the lna can be operated into two type modes. one ty pe is tr-combined mode for single port application. the other type is tr-separated mo de for external pa/lna application. an adc is used to sample input analogue wave for di gital demodulation. before the adc, a channel filter has been integrated into receiver channel to increase the anti-interference capacity and also reduce the external component cou nt. for avoiding temperature variation issues, a temper ature sensor with temperature calibration is utilized into bias current and gain control of lna, mixers, and rf amp. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 12 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.2.3 synthesizer the internal loop filter is used to reduce external rc components. this can reduce cost and variations for components. this internal lc tank fo r vco is utilized to reduce variation for components. the cost is down at the same time. a fully integrated synthesizer has been created. th ere requires no external vco, varactor diode, resonator and loop filter. 6.3 modem there are three different modulations for bluetooth v2.1 + edr. table 6.3 summarizes these modulations and data rate. figure 6.3 modulation type for bluetooth v2.1 + edr data rate modulation bits/symbol bdr: 1 mbps gfsk 1 edr: 2 mbps /4 dqpsk 2 edr: 3 mbps 8dpsk 3 6.3.1 basic data rate modem (bdr) on the bluetooth v1.2 specification and below, 1 mb ps was the standard data rate based on gaussian frequency shift keying (gfsk) modulation s cheme. this basic rate modem meets bdr requirements of bluetooth v2.1+edr specif ication. figure 6.3.1 data format for bdr access code header payload 6.3.2 enhanced data rate modem (edr) on the bluetooth v2.1+edr specification, enhanced d ata rate (edr) has been introduced to provide 2 and 3 mbps data rates as well as 1 mbp s. this enhanced data rate modem meets edr requirements of bluetooth v2.1+edr specif ication. for the viewpoint of www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 13 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia baseband, both bdr and edr utilize the same 1mhz sy mbol rate and 1.6 khz slot rate. for bdr, 1 symbol represents 1 bit. however each sy mbol in the payload part of edr packets represents 2 or 3 bits. this is achieved by using two different modulations, /4 dqpsk and 8dpsk. figure 6.3.2.a data format for edr access code header guard sync payload trailer for /4 dqpsk modulation, each symbol carries 2 bits of information. for its constellation diagram, although there are 8 possible phase states , the encoding scheme guarantees the trajectory of the modulation between symbols is res tricted to 4 states. for a given starting point, every phase change between symbols is restri cted to +45, +135, -45, and -135. figure 6.3.2.b phase shift & bit pattern for 2 mhz data rate phase shift bit pattern +45 (+ /4) 00 +135 (+3 /4) 01 -135(-3 /4) 11 -45(- /4) 10 for 8dpsk modulation, each symbol carries 3 bits of information. for its constellation diagram, it is similar to /4 dqpsk but the trajectory of the modulation betwe en symbols has 8 possible phase states. for a given starting p oint, every phase change between symbols is restricted to 0, +45, +90, +135, +180, -135 , -90, and -45. figure 6.3.2.c phase shift & bit pattern for 3 mhz data rate phase shift bit pattern 0 (+0) 000 www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 14 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia +45 (+ /4) 001 +90 (+ /2) 011 +135 (+3 /4) 010 +180 (+ ) 110 -135 (-3 /4) 111 -90 (- /2) 101 -45 (- /4) 100 6.4 baseband the following modules implemented in hardware const itute the bluetooth baseband core. the frequency hopping sequence generator produces t he correct hop frequency control sequence based on the bluetooth clock, bluetooth de vice address, and the current operating mode. the access code generates the access code based on the lower address part (lap) of the bluetooth device address. the access code is compri sed of the preamble, sync word and trailer bits. the detection of the access code uses correlation to detect a valid access code. bluetooth uses two types of fec: 1/3 repetition cod e and (15, 10) shorten hamming code respectively. the former basically repeats each tra nsmitted bit three times while the latter has 15 bits of codeword which contains 5 parity bit s. the code has capability of correction of all single-bit errors in each codeword. the purpose of hec is to protect the header bits. dedicated header error code generator calculates the hec bits in the header of a transmit ted packet. while on the receiver side, hec detects corrupted headers. a 16-bit crc is adopted to protect payload data tra nsmitted using certain types of bluetooth packets. information confidentiality can be protected by enc ryption of the packet payload. dedicated encryption/decryption hardware is designe d into the baseband core. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 15 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.5 mcu the embedded processor for IS1621N is a single-cycl e 8051 cpu. the embedded processor will be referred to as simply the process or, 8051, or mcu throughout the remainder of this document. there are a few minor differences between a standard 8051 and this cpu. these include: 1. alteration of memory timings to match internal and external memory configurations. 2. modification of idle mode to disable internal cpu c locking. only externally- clocked interrupt sources can allow the cpu to reco ver from idle mode . a single-port synchronous interface is provided to memory. from this single port, the bandwidth is divided among the 7 interfaces spread amongst 5 physical busses described below: ? embedded processor bus ? baseband tx bus ? baseband rx bus ? hci tx bus ? hci rx bus ? audio bus ? dma bus in addition, attached to the embedded processor bus are a register bank, a dedicated single- port memory (data segment 1), and flash memory (pro gram segment). the processor coordinates all link control procedures and data mo vement using a set of pointer registers. for example, when an hci packet (from the host via usb or uart) is received into the hci buffer, the processor is interrupted. the proc essor can then read a status register to determine the hci packet type and determine whether to set up the baseband pointer registers for this memory region for rf-retransmiss ion, or to otherwise directly perform packet processing with the cpu. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 16 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.6 bluetooth clock and timers a bluetooth standard 28-bit counter running at 3.2 khz implements the native clock defined by bluetooth specification. this clock prov ides the transmission and receiving timing of a half time slot (312.5 s). another finer counter implemented in 16 bits i s also provided as the phase of a half time slot. this pha se information is very helpful when a bluetooth slave wants to adapt to its masters cloc k. the counter is pre-scalable for the purpose of power saving operations. the diagram bel ow describes a standard bluetooth native clock and master clock. the clock signal is also used as a slot boundary signal to trigger a baseband packet transmission or receipt. there are several timers provided by the system, tw o timers for tx/rx and the others for general purpose. the powerful pre-scheduling functions for the trans ceiver are realized different sets of programmable timers. each set of timers is associat ed with the task of transmission or receiving. when the timer is configured by firmware , it will automatically execute the tx or rx task at a specific time. sub-tasks and timing for a tx task remain to be defined. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 17 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia figure 6.6 bluetooth clock 6.7 hci control logic for usb/uart hardwired control logic is presented in front of th e uart devices for hci protocol handling and packet buffering. this control logic i s part of the hci controller defined in bluetooth specification 1.2. this logic is partiall y responsible for the hci protocol handling to/from the host and it also maps the registers of the uart devices indirectly to the 8051 such that the system can receive or send a hci pack et to/from the respective host interface. major functions of this logic include: ? hci packet formatter and de-formatter (identifying the packet type) ? frame boundary determination, segmentation and reas sembly of hci packets. ? hci packet transmission, receiving, and buffering ( using common memory hci buffer). ? independent receive / transmit channels ? universal device interface clkn 27 clkn 26 clkn 0 ticks every 312.5 sec clkphaseadjust (slotadjust) native clock (free running) clk 27 clk 26 clk 0 master clock clock phase = 4mhz (16 bits) www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 18 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.7.1 hci uart interface an embedded hci uart (universal asynchronous receiv er transmitter) with programmable data rate up to 3mbps is included in t his design. the hci uart supports the following functions: ? full-duplex operation ? programmable baud rate (using 16-bit input clock di vider to obtain baud rate x16 or x24 or x13 clock base) ? 7 or 8 data bits ? 1 or 2 stop bits ? even / odd / mark / space / none parity configurati ons ? break generation / detection ? maskable individual interrupts to cpu and combined error interrupt to hci ? selectable direct cpu interface or interface to hci module 6.8 general purpose i/o the IS1621N provides several general purpose i/o po rts. these general i/os can be defined as input or output port individually by setting spe cific register bit. while setting as an input port, a build-in 50k pull high or pull low resistor can be enabled for different application purpose. 6.9 audio processor the audio processor is a 16/32 bit run time configu rable fixed point dsp core with hardware accelerator. the maximum 60mips single cyc le 16-bit/32-bit data computing provides the combination of performance and power, memory saving. the standard a- law/ -law/cvsd voice function and sbc a2dp audio are imp lemented in the firmware. the enhanced audio functions, like aec, noise reduc tion, and optional codec like mp3, wma can also be achieved with enhanced algorithm. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 19 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.10 audio codec the build in codec contains a stereo analog to digi tal convert (adc), a stereo digital to analog converter (dac) and additional analog circui ts like headphone driver and microphone amplifier. figure 6.10 audio codec 6.10.1 adc the adc interface can be configured to a stereo lin e input or two mono microphone inputs. while used as line input, the adc supports 44.1k hz or 48k hz sampling rate. if used for mono microphone, the adc supports variety sampling rate from 8k hz to 48k hz. the microphone input has 42 db programmable analog gain and 48db digital gain. a regulated mic_bias is available ? adc ? dac digital filter aohpr aohpl aohpms micp1 micp2 micn1 micn2 www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 20 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 6.10.2 dac the dac output is available for both line level and through the headphone amplifier to drive a low impedance headphone. the headphone outp ut volume is adjustable by the combination of the digital/analog gain control. for the common single-end audio output requirement, a three-wire capacitor-less headphone output stage can be chosen. 6.11 auxiliary adc the 10-bit auxiliary analog to digital converter (s ar adc) provides one dedicated channel for battery power detection and one other channel f or external peripheral sensing. this adc has 10 bits resolution that provides a high acc urate monitoring for battery voltage. the operating current is very low and almost consum es no power when disabled. 6.12 power management IS1621N has three power control functions, lithium- ion/polymer battery charger, switch- mode regulator and linear regulators. the charger includes four operation modes, reviving mode, trickle mode, constant current mode and constant voltage mode. charging terminatio n is based on the minimum current and will start re-charge if the battery falls below the threshold voltage. the switch mode regulator provides the rf and baseb and core supplies. two linear regulators are used to generate the powe r for chip i/o and codec. 6.13 miscellaneous (watchdog timer, and clock divid er) system related functions such as watchdog timer, en dian control, and interrupt vectors are also provided. the purpose of the watchdog timer is to provide a reset to cpu in case when the cpu fails to service the watchdog timer in a pr e-defined (programmable) period. www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 21 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 7 electrical characteristics recommended operate condition symbol parameter min typical max unit v dd18 digital core supply voltage sar adc supply voltage codec supply voltage 1.62 1.8 1.92 v v ddio i/o supply voltage rf supply voltage 2. 43 2.7 3.63 v t operation operating temperature range - 40 +25 +85 oc t stg storage temperature - 40 +125 oc v ldo ldo supply voltage 2.1 3.6 v v bat_in input voltage for sar adc 0.9 3.6 v digital i/o pins (i/o pins at v ddio ) symbol parameter conditions min typical max unit v ih high - level input voltage 2 3 .6 v v il low - level input voltage - 0.3 0.8 v v oh high - level output voltage i oh = 4ma 2.4 - v v ol low - level output voltage i ol = 4ma - - 0.4 v www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 22 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia transmitter section for bdr vcc_rf = 2.7v temperature = 25oc typ unit maximum rf transmit power 4 dbm rf power variation over temperature range with comp ensation enable 1.5 db rf power variation over temperature range with comp ensation disable 2.7 db rf power control range 13 db rf power range control range resolution 0.5 db 20db bandwidth for modulated carrier 780 khz adjacent channel transmit power f = f0 2mhz -41 dbm adjacent channel transmit power f = f0 3mhz -45 dbm adjacent channel transmit power f = f0 3mhz -50 dbm f1avg maximum modulation 165 khz f2avg minimum modulation 152 khz f1avg / f2avg 0.98 initial carrier frequency tolerance 5 khz drift rate 7 khz/50us drift (single slot packet) 8 khz drift (five slot packet) 10 khz 2 nd harmonic content -50 dbm 3 rd harmonic content -45 dbm www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 23 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia receiver section for bdr temperature = 25oc typ unit frequency (ghz) sensitivity at 0.1% ber for all packet types 2.402 -87 dbm 2.441 -88 dbm 2.480 -87.5 dbm maximum received signal at 0.1% ber -10 dbm frequency (ghz) typ unit continuous power required to block bluetooth reception (for input power of -67dbm with 0.1% ber) measured at the unbalanced port of the balun 30-2000 0 dbm 2000-2400 -15 dbm 2500-3000 -15 dbm c/i co-channel 7 db adjacent channel selectivity c/i f = f0 + 1 mhz 4 db adjacent channel selectivity c/i f = f0 - 1 mhz -3 db adjacent channel selectivity c/i f = f0 + 2 mhz -45 db adjacent channel selectivity c/i f = f0 - 2 mhz -23 db adjacent channel selectivity c/i f = f0 + 3 mhz -48 db adjacent channel selectivity c/i f = f0 - 5 mhz -48 db adjacent channel selectivity c/i f = fimage -22 db maximum level of inter-modulation interference -30 dbm spurious output level -130 dbm/hz www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 24 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia transmitter section for edr temperature = 25oc typ unit maximum rf transmit power 1 dbm relative transmit power -1.3 db /4 dqpsk max carrier frequency stability w0 1.9 khz /4 dqpsk max carrier frequency stability wi 2.1 khz /4 dqpsk max carrier frequency stability | w0 + wi | 3.4 khz 8dpsk max carrier frequency stability w0 1.5 khz 8dpsk max carrier frequency stability wi 2.9 khz 8dpsk max carrier frequency stability | w0 + wi | 4 .0 khz /4 dqpsk modulation accuracy rms devm 7 % 99% devm 12 % peak devm 18 % 8 dpsk modulation accuracy rms devm 7 % 99% devm 12 % peak devm 19 % in-band spurious emissions f > f0 + 3mhz -45 dbm f < f0 - 3mhz -45 dbm f = f0 - 3mhz -41 dbm f = f0 - 2mhz -28 dbm f = f0 C 1mhz -30 db f = f0 + 1mhz -30 db f = f0 + 2mhz -26 dbm f = f0 + 3mhz -28 dbm edr differential phase encoding no error % www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 25 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia receiver section for edr temperature = 25oc typ unit modulation sensitivity at 0.01% ber /4 dqpsk -88 dbm 8dpsk -82 dbm maximum received signal at 0.01% ber /4 dqpsk -10 dbm 8dpsk -10 dbm c/i co-channel /4 dqpsk 8 db 8dpsk 18 db adjacent channel selectivity c/i f = f0 + 1 mhz /4 dqpsk -10 db 8dpsk -5 db adjacent channel selectivity c/i f = f0 - 1 mhz /4 dqpsk -10 db 8dpsk -6 db adjacent channel selectivity c/i f = f0 + 2 mhz /4 dqpsk -40 db 8dpsk -41 db adjacent channel selectivity c/i f = f0 - 2 mhz /4 dqpsk -23 db 8dpsk -22 db adjacent channel selectivity c/i f = f0 + 3 mhz /4 dqpsk -45 db 8dpsk -45 db adjacent channel selectivity c/i f = f0 - 5 mhz /4 dqpsk -45 db 8dpsk -45 db adjacent channel selectivity c/i f = fimage /4 dqpsk -20 db 8dpsk -12 db www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 26 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia audio codec: adc test condition: t= 25 o c, vdd=3.3v, 1khz sine wave input, bandwidth = 20~2 0khz parameter condition min. typ. max. unit input level line /microphone input, full scale 2.8 vpp resolution 16 bits in put sampling rate 8 48 k hz snr a - weighted 1khz@full scale , line input, microphone input 86 db a - weighted 1khz@full scale , microphone boost enable 75 thd - 70 db digital gain 48 db analog gain 4 2.5 db gain step 1.5 db input resistance r l, microphone input 12 kohm r l, line input 8 0 output capacitance cp 25 pf www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 27 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia audio codec: dac test condition: t= 25 o c, vdd=3.3v, 1khz sine wave input, bandwidth= 20~20 khz parameter condition min. typ. max. unit output l evel full scale 2.35 v pp resolution 16 bits output sampling r ate 8 48 khz snr a - weighted 1khz@full scale 94 db max output power r l =16ohm 40 mw r l =32ohm 20 mw thd 16ohm load - 65 db digital gain - 42 0 db analog gain - 22.5 0 db gain step 1.5 db output resistance r l 16 ohm output capacitance cp 100 pf www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 28 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia battery charger parameters test condition min typ max unit supply voltage (v adap ) 4.5 5.5 v charging operating current (i dd ) v dd > v dd (min) 6 m a v dd sleep current (i ds ) v bat v dd (min), v bat -v dd 0.8v 1 a fast charge current (i cc ) 20 150 ma float voltage (with correct trim value) 4.16 4.2 4.24 v float voltage trim step size 2 0 mv trickle charge voltage 2.9 v trickle charge current, % of charge current 10 % re - charge voltage 4.1 v clock parameters test condition min typ max unit crystal frequency 16 mhz frequency tolerence 20 ppm operating temperature - 20 70 o c trimming capacitance 6.4 pf trimming step size 0.2 pf www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 29 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia 8 package information www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 30 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia appendix a. reflow profile 1.) follow: ipc/jedec j-std-020 c 2.) condition: average ramp-up rate (217 to peak): 1~2 /sec max. preheat 150~200c 60~180 seconds temperature maintained above 217 : 60~150 seconds time within 5 of actual peak temperature: 20 ~ 40 s ec. peak temperature 250+0/-5 or 260+0/ -5 ramp-down rate : 3 /sec. m ax. time 25 to peak temperature : 8 minutes max. cycle interval 5 minus www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 31 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia appendix b. bqb certification www.datasheet.co.kr datasheet pdf - http://www..net/
preliminary datasheet released date: 6/8/2009 ? 2000~2009 integrated systems solution corporation revision 0.96 page 32 ????? ????? ????? ????? IS1621N integrated system solution corp. bluetooth v2.1+edr multimedia c c o o n n t t a a c c t t i i n n f f o o r r m m a a t t i i o o n n ? 2008 integrated system solution corp. all rights are reserved. the information presented in this document does not form part of any quotation or contract, is believe d to be accurate and reliable and may be changed without any notice. issc corporate headquarters (taiwan): 3f, no.2-1, industry east rd. i, science-based industrial park, hsinchu, taiwan, r.o.c. 300 tel: 886-3-577-8385 fax: 886-3-577-8501 issc sales office (taiwan): 4f, no.116, joutz st., neihu district taipei taiwan, r.o.c. 114 tel: 886-2-2659-7699 fax: 886-2-2659-7967 issc sales office (china , shenzhen ) no.1,11f,southern international plaza#b, no.3013, yitian road, futian district, shenzhen p.r.c. tel: 86-755-8378-2810 fax: 86-755-8378-2770 www.datasheet.co.kr datasheet pdf - http://www..net/

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