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PRELIMINARY NJW1146 Audio Processor with BBE s GENERAL DESCRIPTION NJW1146 is an audio processor with BBE, which also includes Master volume, Balance, Tone Control, eala(NJRC surround), Mute, and Output 2 filter amplifier. All of internal status and variables are controlled by I C BUS. s FEATURES q Operating Voltage 2 q I C Bus interface q BBE q eala & simulated stereo q Master Volume q Balance qTone Control q Bi-CMOS q Package Outline 8 to 10 V 0 to +15dB(0.5dB/step) 0 to -80dB, MUTE(0.33dB/step) 0 to -30dB, MUTE(1dB/step) -15 to +15dB(0.5dB/step) SDMP30 s PACKAGE OUTLINE NJW1146M s BLOCK DIAGRAM TONEHa TONELa eala Fil OUTa LFINa LFOUTa AGC BBEHa BBELa SCL SDA Ina AGC Vol1 BBE Tone Vol2 Buffer CBH CBL CVA CVB CTH CTL CSR Inb Vol1 BBE Tone Vol2 Buffer I2C Bus Interface eala Bias V+ GND TONEHb TONELb LFOUTb BBEHb BBELb OUTb LFINb Vref -1- NJW1146 s PIN FUNCTION PRELIMINARY 30 16 1 15 No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 SYMBOL INa ealaFil BBE1a BBE2a TONE-Ha TONE-La OUTa LFINa LFOUTa AGC CVA CVB SDA SCL GND FUNCTION A ch Input eala Filter Capacitor Ach BBE High-Pass Filter Capacitor Ach BBE Low-Pass Filter Capacitor Ach TONE Treble Filter Capacitor Ach TONE Bass Filter Capacitor Ach Output Buffer Input for Ach Low Pass Filter Buffer Output for Ach Low Pass Filter AGC Smoothing Filter Capacitor Ach Volume switching noise rejection Capacitor Bch Volume switching noise rejection Capacitor I2C Data Input I2C Clock Input Ground No. 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 SYMBOL V+ VREF CTL CTH CBL CBH LFOUTb LFINb OUTb TONE-Lb TONE-Hb BBE2b BBE1b CSR INb FUNCTION Power Supply Reference Voltage stabilizing Capacitor Tone Control Bass switching noise rejection Capacitor Tone Control Treble switching noise rejection Capacitor BBE Low switching noise rejection Capacitor BBE High switching noise rejection Capacitor Buffer Output for Bch Low Pass Filter Buffer Input for Bch Low Pass Filter Bch Output Bch TONE Bass Filter Capacitor Bch TONE Treble Filter Capacitor Bch BBE Low-Pass Filter Capacitor Bch BBE High-Pass Filter Capacitor eala switching noise rejection Capacitor B ch Input -2- PRELIMINARY NJW1146 s ABSOLUTE MAXIMUM RATING (Ta=25C) PARAMETER SYMBOL Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range s ELECTRICAL CHARACTERISTICS PARAMETER Operating Voltage Supply Current Reference Voltage Maximum Input Voltage Maximum Output Voltage Channel Balance Balance Boost A Balance Cut A Balance Boost B Balance Cut B Total Harmonic Distortion Maximum Voltage Gain Minimum Voltage Gain Channel Separation Output Noise 1 Output Noise 2 V + RATING 12 700 -20 to +75 -40 to +125 + UNIT V mW C C PD Topr Tstg MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, Tone=0dB, eala=By-Pass) (Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz TEST CONDITION No Signal No Signal VOL=-20dB,THD=10% OUTPUT VOL=0dB,THD=1% VOL=0dB CHS="0",BAL=Mute CHS="1",BAL=Mute Vin = 1Vrms CHS="1",BAL=Mute CHS="0",BAL=Mute Vin = 1Vrms Vo=0.5Vrms BW=400Hz to 30kHz VOL= 0dB VOL= Mute Vin = 1Vrms VOL = 0dB BW=400Hz to 30kHz VOL = Mute BW = 400Hz to 30kHz + SYMBOL V + MIN. 8.0 4.0 2.8 -1.5 -2.0 -2.0 -2.0 - TYP. 9.0 25 4.5 3.0 2.5 0.0 0.0 0.0 0.0 -90 (31.6) -106 (5.0) MAX. 10.0 35 5.0 1.5 2.0 -70 2.0 -70 0.5 2.0 -70 -70 -85 (56.2) -96 (15.8) UNIT V mA V Vrms Vrms dB dB dB dB dB % dB dB dB dBV (Vrms) dBV (Vrms) ICC VREF VIM VOM GCB GBBA GBCA GBBB GBCB THD GVMAX GVMIN CS VNO1 VNO2 BW : Band Width xTONE CONTROL CHARACTERISTICS PARAMETER Treble Boost Gain Treble Boost Flat Treble Boost Cut Bass Boost Gain Bass Boost Flat Bass Boost Cut SYMBOL GHFBST GHFFLT GHFCUT GLFBST GLFFLT GLFCUT MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, eala=By-Pass) (Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz TEST CONDITION TREB=+15dB, f=10kHz TREB=0dB,f=10kHz TRBE=-15dB, f=10kHz BASS=+15dB, f=100Hz BASS=0dB, f=100Hz BASS=-15dB, f=100Hz MIN. 12.5 -2.0 -17.5 12.5 -2.0 -17.5 TYP. 15.0 0.0 -15.0 15.0 0.0 -15.0 MAX. 17.5 2.0 -12.5 17.5 2.0 -12.5 UNIT dB dB dB dB dB dB -3- NJW1146 xAGC CHARACTERISTICS PARAMETER AGC Boost AGC Flat 1 AGC Flat 2 AGC Flat 3 AGC Flat 4 AGC Cut xBBE CHARACTERISTICS PARAMETER Low Boost Gain High Boost Gain xeala CHARACTERISTICS PARAMETER Simulated Stereo A Simulated Stereo B Surround 3D1 Surround 3D2 Surround 3D3 Surround 3D4 + PRELIMINARY (Ta=25C, V =9V, RL=47k SYMBOL GAGCBST GAGCFLT1 GAGCFLT2 GAGCFLT3 GAGCFLT4 GAGCCUT + MODE ; VOL=0dB, BAL=0dB, AGC=ON, BBE=OFF, Tone=0dB, eala=By-Pass) TEST CONDITION Vin=50mVrms, f=1kHz Vin=300mVrms, f=1kHz Vin=400mVrms, f=1kHz Vin=500mVrms, f=1kHz Vin=600mVrms, f=1kHz Vin=2Vrms, f=1kHz MIN. 1.5 -2.5 -2.5 -2.5 -2.5 -14 TYP. 3.5 0.0 0.0 0.0 0.0 -10 MAX. 5.5 2.5 2.5 2.5 2.5 -6.0 UNIT dB dB dB dB dB dB MODE ; VOL=0dB, BAL=0dB, AGC=OFF, Tone=0dB, eala=By-Pass) (Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz SYMBOL GBBELOW GBBEHIGH + TEST CONDITION BBE-LOW =+15dB, f=50Hz BBE-HIGH =+15dB, f=10kHz MIN. 12.5 12.5 TYP. 15 15 MAX. 17.5 17.5 UNIT dB dB MODE ; VOL=0dB, BAL=0dB, AGC=OFF, BBE=0dB, Tone=0dB) (Ta=25C, V =9V, RL=47k, Vin=100mVrms/1kHz SYMBOL GSIMA GSIMB G3D1 G3D2 G3D3 G3D4 TEST CONDITION LIN+RINOUTa, f=1KHz, SIM LIN+RINOUTb, f=1KHz, SIM LINOUTa, f=100Hz, SR2 LINOUTa, f=10KHz, SR2 LINOUTb, f=100Hz, SR2 LINOUTa, f=100Hz, SR1 MIN. 1.0 1.0 5.5 -2.0 0.5 3.5 TYP. 3.0 3.0 7.5 0.0 2.5 5.5 MAX. 5.0 5.0 9.5 2.0 4.5 7.5 UNIT dB dB dB dB dB dB -4- PRELIMINARY 2 NJW1146 n I C BUS CHARACTERISTICS (SDA, SCL) I C BUS Load Conditions: Pull up resistance 4kO(Connected to +5V), Load capacitance 200pF (Connected to GND) 2 PARAMETER High Level Input Voltage Low Level Input Voltage High Level Input Current Low Level Input Current Low Level Output Voltage (3mA at SDA pin) Maximum Output Current Maximum Clock Frequency Data Change Minimum Waiting Time Data Transfer Start Minimum Waiting Time Low Level Clock Pulse Width High Level Clock Pulse Width Minimum Start Preparation Waiting Time Minimum Data Hold Time Minimum Data Preparation Time Rise Time Fall Time Minimum Stop Preparation Waiting Time SYMBOL VIH VIL IIH IIL VOL IOL fSCL tBUF tHD:STA tLOW tHIGH tSU:STA tHD:DAT tSU:DAT tR tF tSU:STO MIN. 3.0 0 0 -3.0 4.7 4.0 4.7 4.0 4.7 5.0 250 4.0 TYP. - MAX. 5.0 1.5 10 10 0.4 100 1.0 300 - UNIT V V A A V mA kHz s s s s s s ns s ns s SDA tBUF tR tF tHD:STA SCL tHD:STA tLOW P S tHD:DAT tHIGH tSU:DAT Sr tSU:STA tSU:STO P -5- NJW1146 PRELIMINARY s APPLICATION CIRCUIT 1 (Bi-Amp outputs) 0.22F 1 2 3 4 5 6 7 8 INa INb 30 29 28 0.22F 22nF ealaFil CSR + 3.3nF 1F 3.3nF BBE1a BBE1b 33nF 33nF BBE2a BBE2b 27 2.2nF 2.2nF TONE-Ha TONE-Hb 26 100nF 100nF 4.7F + TONE-La TONE-Lb 25 24 23 22 21 20 19 18 17 16 + 100F + 1F + 4.7F 4.7F + OUTa OUTb NJW1146 LFINa LFINb LFOUTa LFOUTb + 4.7F 9 10 330nF + 1F + 1F AGC CBH 11 12 13 CVA CBL + 1F CVB CTH + 1F SDA CTL + 1F 3.9k 14 3.9 k SCL VREF + 4.7F 15 GND V+ (NOTE) 1. Separate the I2C bus line from the following terminals for avoiding digital noise problem. Pin No. Symbol Pin No. Symbol Pin No. Symbol Pin No. 2 eala Fil 4 BBE2a 6 TONE-La 26 3 BBE1a 5 TONE-Ha 25 TONE-Lb 27 Symbol TONE-Hb BBE2b Pin No. 28 29 Symbol BBE1b CSR 2. The constant of capacitors connected to the terminals No.3, 4, 27 and 28 are designated by BBE Sound Inc. -6- PRELIMINARY NJW1146 s APPLICATION CIRCUIT 2 (Sub-Woofer output) 0.22F 1 2 3 4 5 6 7 8 9 10 INa INb 30 29 28 0.22F 22nF ealaFil CSR + 3.3nF 1F 3.3nF BBE1a BBE1b 33nF 33nF BBE2a BBE2b 27 2.2nF 2.2nF TONE-Ha TONE-Hb 26 100nF 100nF 4.7F + TONE-La TONE-Lb 25 24 23 22 21 20 19 18 17 16 + 100F + 1F + 4.7F 4.7F + OUTa OUTb NJW1146 LFINa LFINb LFOUTa LFOUTb AGC CBH 330nF + 1F + 1F 11 12 13 CVA CBL + 1F CVB CTH + 1F SDA CTL + 1F 3.9k 14 3.9k SCL VREF + 4.7F 15 GND V+ (NOTE) 1. Separate the I2C bus line from the following terminals for avoiding digital noise problem. Pin No. Symbol Pin No. Symbol Pin No. Symbol Pin No. 2 eala Fil 4 BBE2a 6 TONE-La 26 3 BBE1a 5 TONE-Ha 25 TONE-Lb 27 Symbol TONE-Hb BBE2b Pin No. 28 29 Symbol BBE1b CSR 2. The constant of capacitors connected to the terminals No.3, 4, 27 and 28 are designated by BBE Sound Inc. -7- NJW1146 < Output Type > PRELIMINARY Lch.SP High, Mid Lch.SP LPF AMP Lch. SP AMP Mixer OUTa LFINa LFOUTa AMP Bass Lch. SP OUTa LFINa LFOUTa VOL2 Buffer Buffer VOL2 Buffer Buffer AMP SubWoofer VOL2 OUTb LFINb LFOUTb AMP VOL2 Bass Rch. SP OUTb LFINb LFOUTb High, High, Mid Rch.SP AMP LPF Rch. SP AMP Fig 1. Bi-Amp Fig 2. Sub-Woofer < OUT, LFIN, LFOUT Low Pass Filter Setting > LPF cut off frequency and quality factor are adjusted by the external parts and given by the following functions. C1 R1 R2 8 LFINa 23 LFINb 7 OUTa 24 OUTb C2 9 LFOUTa 22 LFOUTb fc = 1 (Hz) 2 R1 R2 C1 C2 Q= 1 C2 R1 C1 R2 + C1 R2 C2 R1 -8- PRELIMINARY NJW1146 s TERMINAL DESCRIPTION PIN NO. SYMBOL INa ealaFil LFINa LFINb INb FUNCTION A ch Input eala Filter Capacitor Buffer Input for Ach Low Pass Filter Buffer Input for Bch Low Pass Filter B ch Input EQUIVALENT CIRCUIT TERMINAL VOLTAGE 1 2 8 23 30 V+/2 3 4 27 28 BBE1a BBE2a BBE2b BBE1b Ach BBE High-Pass Filter Capacitor Ach BBE Low-Pass Filter Capacitor Bch BBE Low-Pass Filter Capacitor Bch BBE High-Pass Filter Capacitor 1k V+/2 1k 5 26 TONE-Ha TONE-Hb Ach TONE Treble Filter Capacitor Bch TONE Treble Filter Capacitor FB 1k V+/2 1k 6 25 TONE-La TONE-Lb Ach TONE Bass Filter Capacitor Bch TONE Bass Filter Capacitor FB 12k 12k V+/2 -9- NJW1146 s TERMINAL DESCRIPTION PIN NO. PRELIMINARY SYMBOL OUTa LFOUTa LFOUTb OUTb FUNCTION Ach Output Buffer Output for Ach Low Pass Filter Buffer Output for Bch Low Pass Filter Bch Output EQUIVALENT CIRCUIT TERMINAL VOLTAGE 7 9 22 24 FB 50 V+/2 10 AGC AGC Smoothing Filter Capacitor 12k 400 400 - 11 12 CVA CVB Ach Volume switching noise rejection Capacitor Bch Volume switching noise rejection Capacitor 8k VREF-0.7V 13 14 SDA SCL I C Data Input 2 I C Clock Input VREG 5V X 15 4k 2 - 12k - 10 - PRELIMINARY NJW1146 s TERMINAL DESCRIPTION PIN NO. SYMBOL GND FUNCTION Ground EQUIVALENT CIRCUIT TERMINAL VOLTAGE 15 - - 16 V+ Power Supply - V+ 17 VREF Reference Voltage Capacitor 200k V+/2 200k 18 19 CTL CTH Tone Control Bass switching noise rejection Capacitor Tone Control Treble switching noise rejection Capacitor 36k VREF-0.7V - 11 - NJW1146 s TERMINAL DESCRIPTION PIN NO. PRELIMINARY SYMBOL CBL CBH FUNCTION BBE Low switching noise rejection Capacitor BBE High switching noise rejection Capacitor EQUIVALENT CIRCUIT TERMINAL VOLTAGE 20 21 36k VREF-0.7V 29 CSR eala switching noise rejection Capacitor 0.54V(CSR) 1.4V(CTS2) 32k (CSR) 40k (CTS2) - 12 - PRELIMINARY 2 NJW1146 s DEFINITION OF I C REGISTER q I C BUS FORMAT MSB LSB MSB LSB MSB LSB 2 S 1bit Slave Address 8bit A 1bit Select Address 8bit A 1bit Data 8bit A P 1bit 1bit S: Starting Term A: Acknowledge Bit P: Ending Term q SLAVE ADDRESS MSB LSB 1 0 0 0 0 0 1 0 q CONTROL REGISTER TABLE The select address sets each function (Volume, Balance, Bass Boost Select, AGC, Surround, Tone Control). The auto-increment function cycles the select address as follows. 00H01H02H03H04H05H06H00H Select Address 00H 01H 02H 03H 04H 05H 06H eala CHS BCB BCT BBEL BBEH BAL BASS TREB BBE AGC Don't Care BIT D7 D6 D5 D4 VOL Don't Care Don't Care Don't Care Don't Care AGC LVL D3 D2 D1 D0 q CONTROL REGISTER DEFAULT VALUE Control register default value is all "0". Select Address 00H 01H 02H 03H 04H 05H 06H BIT D7 0 0 0 0 0 0 0 D6 0 0 0 0 0 0 0 D5 0 0 0 0 0 0 0 D4 0 0 0 0 0 0 0 D3 0 0 0 0 0 0 0 D2 0 0 0 0 0 0 0 D1 0 0 0 0 0 0 0 D0 0 0 0 0 0 0 0 - 13 - NJW1146 PRELIMINARY q CONTROL COMMAND TABLE a) Master Volume Select Address BIT D7 D6 D5 D4 D3 D2 D1 D0 00H VOL *VOL : Master Volume Attenuation level : 0 to -80dB(0.33dB/step), MUTE The volume is consisted of VOL1 and VOL2 and the level is divided into half to each VOL1 and VOL2. ex) Volume setting is -2dB ; VOL1 and VOL2 is set -1dB each. b) Balance Select Address 01H BIT D7 CHS D6 D5 D4 BAL D3 D2 D1 D0 Don't Care *CHS : Balance channel select "0" : Ach "Bch is attenuated" "1" : Bch "Ach is attenuated" *BAL : Ach and Bch Balance Balance Level : 0 to -30dB (1dB/Step) , MUTE c) Tone Control BASS Select Address 03H BIT D7 BCB D6 D5 D4 BASS D3 D2 D1 D0 Don't Care *BCB : Bass Boost or Cut "0" : Cut "1" : Boost *BASS : BASS Level Cut Level : -15 to 0dB(0.5dB/Step) Boost Level : 0 to +15dB(0.5dB/Step) e) Tone Control TREBLE Select Address 04H BIT D7 BCT D6 D5 D4 TREB D3 D2 D1 D0 Don't Care *BCT : Treble Boost or Cut "0" : Cut "1" : Boost *TREB : Treble Level Cut Level : -15 to 0dB(0.5dB/Step) Boost Level : 0 to +15dB(0.5dB/Step) f) BBE-Low Select Address 05H * BBEL:BBE-LOW Level 0dB to 15dB (0.5dB/step) *BBE : BBE ON or OFF BIT D7 D6 D5 BBEL D4 D3 D2 BBE D1 D0 Don't Care - 14 - PRELIMINARY NJW1146 g) BBE-High Select Address 05H *BBEH: BBE-HIGH Level 0dB to 15dB (0.5dB/step) *AGC : AGC ON or OFF *AGC LVL : AGC Level 300mVrms, 400mVrms, 500mVrms, 600mVrms BIT D7 D6 D5 BBEH D4 D3 D2 AGC D1 D0 AGC LVL h) Surround (eala) Select Address 06H *eala : eala mode Surround effect small (SR1), large (SR2), Simulated Stereo (SIM), By-Pass BIT D7 eala D6 D5 D4 D3 D2 D1 D0 Don't Care - 15 - NJW1146 s Master Volume (Select Address: 00H) PRELIMINARY VOL Gain(dB) 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 -21 -22 -23 -24 -25 -26 -27 -28 -29 -30 -31 -32 -33 -34 -35 -36 -37 -38 -39 -40 -41 -42 HEX FF FC F9 F6 F3 F0 ED EA E7 E4 E1 DE DB D8 D5 D2 CF CC C9 C6 C3 C0 BD BA B7 B4 B1 AE AB A8 A5 A2 9F 9C 99 96 93 90 8D 8A 87 84 81 D7 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 D6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 D5 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 D4 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 D3 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 D2 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 D1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 - 16 - PRELIMINARY NJW1146 VOL Gain(dB) -43 -44 -45 -46 -47 -48 -49 -50 -51 -52 -53 -54 -55 -56 -57 -58 -59 -60 -61 -62 -63 -64 -65 -66 -67 -68 -69 -70 -71 -72 -73 -74 -75 -76 -77 -78 -79 -80 Mute HEX 7E 7B 78 75 72 6F 6C 69 66 63 60 5D 5A 57 54 51 4E 4B 48 45 42 3F 3C 39 36 33 30 2D 2A 27 24 21 1E 1B 18 15 12 0F 00 D7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 D6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 D5 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 D4 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 1 0 0 0 0 0 1 1 1 1 1 0 0 D3 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 1 1 0 0 1 0 D2 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 1 0 1 0 0 1 0 1 0 D1 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 D0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 - 17 - NJW1146 s Balance (Select Address: 01H) Channel Setting (CHS) Attenuated Bch Gain Attenuated Ach Gain Gain(dB) 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 -20 -21 -22 -23 -24 -25 -26 -27 -28 -29 -30 MUTE D7 0 1 PRELIMINARY D6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 D5 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 BAL D4 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 D3 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 D2 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 - 18 - PRELIMINARY NJW1146 s Tone Control Bass (Select Address: 02H) Bass Cut or Boost Cut Boost BCB D7 0 1 BASS Cut Gain(dB) -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 Boost Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D6 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 D5 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D4 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 s Tone Control Treble (Select Address: 03H) Treble Cut or Boost Cut Boost BCT D7 0 1 TREB Cut Gain(dB) -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 Boost Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D6 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 D5 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D4 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D3 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 - 19 - NJW1146 s BBE-LOW Gain Code Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D7 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 PRELIMINARY (Select Address: 04H) BBEL D6 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D5 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D4 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 s BBE (Select Address: 04H) BBE ON/OFF OFF ON BBE D2 0 1 s BBE-HIGH Gain Code Gain(dB) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 D7 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 (Select Address: 05H) BBEH D6 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0 D5 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 D4 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 D3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 - 20 - PRELIMINARY NJW1146 s AGC (Select Address: 05H) AGC ON/OFF OFF ON AGC D2 0 1 s AGC Level (Select Address: 05H) AGC Level 300mVrms 400mVrms 500mVrms 600mVrms AGC LVL D1 0 0 1 1 D0 0 1 0 1 s eala mode (Select Address: 06H) eala MODE By-Pass Simulated Stereo (SIM) 3D Effect Large (SR2) 3D Effect Small (SR1) eala D7 0 0 1 1 D6 0 1 0 1 - 21 - NJW1146 sTYPICAL CHARACTERISTICS Operating Current vs. Operating Voltage RL=47k, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=Bypass 20 PRELIMINARY Operating Current vs. Ambient Temperature V+=9V, RL=47k, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=Bypass 20 Ta=75C Operating Current [mA] Ta=25C Ta=-20C 10 Operating Current [mA] 15 15 10 5 5 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Operating Voltage [V] Reference Voltage vs. Operating Voltage RL=47k, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=Bypass 10 0 -50 -25 0 25 50 75 100 125 Ambient Temperature [C] Reference Voltage vs. Ambient Temperature V+=9V, RL=47k, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=Bypass 5 8 Reference Voltage [V] Reference Voltage [V] 4.8 6 Ta=-20C, 25C, 75C 4.6 4 4.4 2 4.2 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Operating Voltage [V] Voltage Gain vs. VOL control setting code V+=9V, RL=47k, Vin(Ach)=1Vrms, f =1kHz, BW=400Hz-30kHz, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 4 -50 -25 0 25 50 75 100 125 Ambient Temperature [C] Voltage Gain vs. BAL control setting code V+=9V, RL=47k, Vin(Ach)=1Vrms, f =1kHz, BW=400Hz-30kHz, VOL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 20 0 -20 Voltage Gain [dB] Voltage Gain [dB] -40 -60 Ta=-20C, 25C, 75C -80 -100 -120 0 25 50 75 100 125 150 175 200 225 250 VOL control setting code [decade] 20 A+BinAout 0 -20 A+BinBout A+BinAout -40 Ta=-20C, 25C, 75C -60 -80 -100 -120 0 5 10 15 20 25 30 35 40 45 50 55 60 65 BAL control setting code [decade] A+BinBout - 22 - PRELIMINARY NJW1146 sTYPICAL CHARACTERISTICS THD+N vs. Input Voltage V+=9V, RL=47k, Vin(Ach), f =1kHz, BW=400Hz-30kHz, VOL=-20dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass THD+N vs. Input Voltage Ta=25C, V+=9V, RL=47k, Vin(Ach), f =1kHz, BW=400Hz-30kHz, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 100 100 10 THD+N ] [ 10 VOL=-30dB THD+N ] [ 1 VOL=-20dB 1 Ta=-20C Ta=75C Ta=25C 0.01 0.01 0.1 0.1 VOL=0dB VOL=0dB VOL=-10dB 0.1 1 10 0.01 0.01 0.1 1 10 Input Voltage [Vrms] THD+N vs. Output Voltage V+=9V, RL=47k, Vin(Ach), f =1kHz, BW=400Hz-30kHz, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass Input Voltage [Vrms] THD+N vs. Output Voltage Ta=25, V+=9V, RL=47k, Vin(Ach), f =1kHz, BW=400Hz-30kHz, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 100 100 VOL=-20dB VOL=0dB 10 10 THD+N ] [ Ta=-20C VOL=-30dB VOL=-10dB THD+N ] [ 1 Ta=25C 1 0.1 Ta=75C 0.1 0.01 0.01 0.1 1 10 0.01 0.01 0.1 1 10 Output Voltage [Vrms] Channel Separation vs. Frequency V+=9V, RL=47k, Vin=1Vrms, BW=10Hz-30kHz, VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass Output Voltage [Vrms] Mute Level vs. Frequency V+=9V, RL=47k, Vin=1Vrms, BW=10Hz-30kHz, VOL=MUTE, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 120 100 120 AinAout , BinBout BinAout , AinBout 100 80 60 40 20 0 0.01 Ta=-20C, 25C, 75C Channel Separation [dB] 60 40 20 0 0.01 Ta=-20C, 25C, 75C 0.1 1 Frequenccy [kHz] 10 100 Mute Level [dB] 80 0.1 1 Frequency [kHz] 10 100 - 23 - NJW1146 sTYPICAL CHARACTERISTICS PRELIMINARY Output Noise Voltage vs. Ambient Temperature V+=9V, RL=47k, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass AGC Output Voltage vs. Input Voltage V+=9V, RL=47k, Vin(A+Bch), f=1kHz, Vout(Ach), BW=400Hz-30kHz, VOL=0dB, BAL=0dB, AGC=300mV, BASS=TREB=0dB, BBE=OFF, eala=Bypass 0 -20 Output Noise Voltage [dBV] -40 -60 -80 -100 VOL=MUTE -120 -50 -25 0 25 50 75 100 125 VOL=0dB Output Voltage [Vrms] 10 AGC=OFF 1 0.1 Ta=-20C, 25C, 75C 0.01 0.001 0.001 0.01 0.1 1 10 Ambient Temperature [C] AGC Output Voltage vs. Input Voltage Ta=25C, V+=9V, RL=47k, Vin(A+Bch), f=1kHz, Vout(Ach), BW=400Hz-30kHz, VOL=0dB, BAL=0dB, BASS=TREB=0dB, BBE=OFF, eala=Bypass Input Voltage [Vrms] AGC - Attack Time Response Ta=25C, V+=9V, RL=47k, Vin(A+Bch), f=20kHz, Vout(Ach), BW=400Hz-30kHz, VOL=0dB, BAL=0dB, AGC=300mV, BASS=TREB=0dB, BBE=OFF, eala=Bypass 10 AGC=OFF 1 AGC=600mV AGC=500mV AGC=400mV AGC=300mV 1.5 1 Output Voltage [V] 0.5 0 -0.5 -1 Output Voltage [Vrms] 0.1 0.01 0.001 0.001 -1.5 0.01 0.1 1 10 0 2 4 6 8 10 Input Voltage [Vrms] Time [msec] Voltage Gain vs. Frequency (TONE) Ta=25C, V+=9V, RL=47k, Vin(Ach)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, eala=By pass AGC - Recovery Time Response Ta=25C, V+=9V, RL=47k, Vin(A+Bch), f=10kHz, Vout(Ach), BW=400Hz-30kHz, VOL=0dB, BAL=0dB, AGC=300mV, BASS=TREB=0dB, BBE=OFF, eala=Bypass 0.2 0.15 0.1 Output Voltage [V] 0.05 0 -0.05 -0.1 -0.15 -0.2 0 50 10 15 20 25 30 35 40 45 50 55 60 00000000000 Time [msec] Voltage Gain [dB] 20 15 10 5 0 -5 -10 -15 -20 0.01 BASS=TREB +15dB +12dB + 9dB + 6dB + 3dB 0dB - 3dB - 6dB - 9dB -12dB -15dB 0.1 1 Frequency [kHz] 10 100 - 24 - PRELIMINARY NJW1146 sTYPICAL CHARACTERISTICS Voltage Gain vs. Frequency (TONE) Ta=25C, V+=9V, RL=47k, Vin(Ach)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, AGC=OFF, BBE=OFF, eala=By pass Voltage Gain vs. Frequency (SIM) V+=9V, RL=47k, Vin(A+Bch)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, BBE=OFF, eala=SIM 20 Ta=25C, 75C 15 10 BASS=TREB +15dB 20 Ta=-20C Voltage Gain [dB] 10 Ta=-20C, 25C, 75C 0 Voltage Gain [dB] 5 0 -5 -10 -15 Ta=-20C, 25C, 75C 0dB -10 Ta=-20C, 25C, 75C -20 -15dB -30 0.01 -20 0.01 0.1 1 Frequency [kHz] 10 100 0.1 1 Frequency [kHz] 10 100 Phase vs. Frequency (SIM) V+=9V, RL=47k, Vin(A+Bch)=0.1Vrms, VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, BBE=OFF, eala=SIM Voltage Gain vs. Frequency (SR1) V+=9V, RL=47k, Vin=0.1Vrms,Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, BBE=OFF, eala=SR1 360 315 270 225 180 Vout(Bch) 20 10 AinAout Voltage Gain [dB] Phase [deg] 135 90 45 0 -45 -90 -135 -180 0.01 0.1 1 Frequency [kHz] Voltage Gain vs. Frequency (SR2) V+=9V, RL=47k, Vin=0.1Vrms,Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, BBE=OFF, eala=SR2 0 AinBout -10 Ta=-20C, 25C, 75C Ta=-20C, 25C, 75C Vout(Ach) -20 10 100 -30 0.01 0.1 1 Frequency [kHz] 10 100 Voltage Gain vs. Frequency (BBE) Ta=25C, V+=9V, RL=47k, Vin(Ach)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, eala=By pass 20 AinAout 20 15 10 5 0 -5 -10 0.01 BBEL=BBEH +15dB +12dB + 9dB + 6dB + 3dB OFF 10 Voltage Gain [dB] 0 AinBout Ta=-20C, 25C, 75C -10 -20 -30 0.01 0.1 1 Frequency [kHz] 10 100 Voltage Gain [dB] 0.1 1 Frequency [kHz] 10 100 - 25 - NJW1146 sTYPICAL CHARACTERISTICS Voltage Gain vs. Frequency (BBE) PRELIMINARY Phase vs. Frequency (BBE) Ta=25C, V+=9V, RL=47k, Vin(Ach)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, eala=By pass V+=9V, RL=47k, Vin(Ach)=0.1Vrms, Vout(Ach), VOL=0dB, BAL=0dB, BASS=TREB=0dB, AGC=OFF, eala=By pass 20 BBEL=BBEH=15dB 15 10 Ta=75C Ta=25C Ta=-20C 225 180 135 90 BBEL=BBH=+15dB 3dB step Voltage Gain [dB] Phase [deg] BBEL=BBH=+3dB 45 0 -45 -90 -135 -180 BBE=OFF 5 0 -5 -10 0.01 0.1 1 Frequency [kHz] 10 100 -225 0.01 0.1 1 Frequency [kHz] 10 100 DC Offset Voltage vs. Ambient Temperature (eala) V+=9V, RL=47k, By pass : VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass DC Offset Voltage vs. Ambient Temperature (TONE) V+=9V, RL=47k, By pass : VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass 50 40 30 50 40 30 DC Offset Voltage [mV] 20 10 0 -10 -20 -30 -40 -50 -50 -25 0 25 50 75 100 125 BASS=+15dB BASS=-15dB TREB=+15dB/-15dB DC Offset Voltage [mV] 20 10 0 -10 -20 -30 -40 -50 -50 -25 0 25 50 75 100 125 SIM SR1, SR2 Ambient Temperature [C] DC Offset Voltage vs. Ambient Temperature (BBE) V+=9V, RL=47k, By pass : VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, eala=By pass Ambient Temperature [C] 50 40 30 DC Offset Voltage [mV] 20 10 0 -10 -20 -30 -40 -50 -50 -25 0 25 50 75 100 125 BBEL=+15dB BBEH=+15dB Ambient Tempereture [C] - 26 - PRELIMINARY NJW1146 sNOTE The NJW1146 is manufactured by New Japan Radio Co., Ltd. under license from BBE Sound Inc. BBE is a registered trademark of BBE Sound Inc. A license from BBE Sound Inc. is required before the NJW1146 can be purchased from New Japan Radio Co.,Ltd. BBE Sound, Inc. 5381 Production Drive Huntington Beach, CA 92649 Tel:(714) 897-6766 Fax:(714) 896-0736 Purchase of I2C components of New Japan Radio Co., Ltd or one of its sublicensed Associated Companies conveys a license under the Philips I2C Patent Rights to use these components in an I2C system, provided that the system conforms to the I2C Standard Specification as defined by Philips. [CAUTION] The specifications on this data book are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this data book are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. - 27 - |
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