View RF2496_3244738.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

8-287 product description ordering information typical applications features functional block diagram rf micro devices, inc. 7628 thorndike road greensboro, nc 27409, usa tel (336) 664 1233 fax (336) 664 0454 http://www.rfmd.com optimum technology matching? applied si bjt gaas mesfet gaas hbt si bi-cmos sige hbt si cmos ingap/hbt gan hemt sige bi-cmos 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 gps+ gps- cdma+ cdma- fm+ fm- vcc2 lo in lo out /2 select tx buff enable pcs rfa vcc pcs mix in cell mix in mix gain enable cell lna out lna gain cell lna in cell lna emitter pcs lna out ip set pcs lna in gps lna in gps lna out if sel band sel gps mix in vcc1 iset1 iset2 iset3 RF2496 tri-band/quad-mode cdma/gps low noise amplifier/mixer ? cdma/cellular/pcs/gps handsets ? cdma450 handsets/data cards ? jcdma/gps handsets ? cdma modem data cards ? commercial and consumer systems ? portable battery-powered equipment the RF2496 is a high performance cdma tri-band/quad- mode integrated lna/mixer with gps capability. the device is designed to meet all is-98 sensitivity, intermod- ulation and single-tone requirements. the RF2496 is designed for two state gain control solutions using a sin- gle control line for is-98 imd testing with 30db of gain control for the pcs band and 17db for the cellular band. the device offers a dedicated gps lna/mixer with 37db of gain. additionally, a divide-by-2 prescaler to allow the use of either a single- or dual-band vco is integrated. there is also an integrated tx lo buffer. off-chip bias current reference resistors are used for the mixer blocks to allow for minimum dc current consumption for a given application. the device is packaged in a plastic, 5mmx5mm qfn. ? gps receive front-end gain=37db ? meets imd tests with two gain states/one logic control line ? adjustable mixer bias current and iip3 ? selectable divide-by-2 prescaler ? integrated tx lo buffer amplifier RF2496 tri-band/quad-mode cdma/gps low noise ampli- fier/mixer RF2496 pcba fully assembled evaluation board 0 rev a8 040517 -c- seating plane 0.05 0.00 0.70 0.65 0.90 0.85 0.05 c 12 max notes: 1. shaded lead is pin 1. dimension applies to plated terminal: to be measured between 0.20 mm and 0.25 mm from terminal end. 2 pin 1 id 0.20 r 0.60 0.24 typ 0.50 0.30 0.50 0.10 c ab m 0.30 0.18 2 3.25 2.95 sq. 2 plcs 0.10 c b 2 plcs 0.10 c b -a- 2 plcs 0.10 c a 2.50 typ 5.00 sq. -b- 2.37 typ 4.75 sq. 2 plcs 0.10 c a dimensions in mm. package style: qfn, 32-pin, 5x5 9
8-288 RF2496 rev a8 040517 absolute maximum ratings parameter rating unit supply voltage -0.5 to +5.0 v dc input lo and rf levels +6 dbm operating ambient temperature -40 to +85 c storage temperature -40 to +150 c parameter specification unit condition min. typ. max. overall t=25c, v cc =2.75v rf frequency range 800 to 900 mhz 1500 to 2200 mhz 1575.42 mhz gps band if frequency range 0.1 400 mhz power supply supply voltage 2.65 2.75 3.15 v logic high 1.8 v logic low 0.4 v power down current 10 a enable=0 cellular band jcdma band freq=869mhz to 894mhz freq=832mhz to 870mhz lna (on) lna 50 ? match gain 13.5 15.0 16.5 db ipset=1 13.0 14.5 16.0 db ipset=0 noise figure 1.1 1.3 db ipset=1 1.0 1.2 db ipset=0 input ip3 +9.0 +11.0 dbm ipset=1 +5.0 +11.0 dbm ipset=0 current 6.5 ma ipset=1 4.5 ma ipset=0 isolation 23 db lna (off) gain -4.0 -2.5 -1.8 db noise figure 2.5 4.0 db input ip3 +20.0 +25.0 dbm current 0 ma isolation 2.5 db mixer - cdma lo in=-4dbm see notes 1 and 2. gain 8.5 10.0 13.0 db noise figure 9 db input ip3 +7.0 +8.0 dbm current 16.5 ma mixer/lo input amps lo frequency range 600 2300 mhz high and low side lo injection. see note 3 and 4. if frequency range 0.1 183.6 400 mhz typical if frequencies: 85.38mhz, 109.80mhz, 111.85mhz, 183.6mhz lo to rf isolation 36 db note 1. mixer performance can be changed with external if load/tuning. note 2. specifications apply for conditions of lo divider enabled or disabled. caution! esd sensitive device. rf micro devices believes the furnished information is correct and accurate at the time of this printing. however, rf micro devices reserves the right to make changes to its products without notice. rf micro devices does not assume responsibility for the use of the described product(s).
8-289 RF2496 rev a8 040517 parameter specification unit condition min. typ. max. cellular band/jcdma band, cont?d mixer - fm/jcdma lo in=-4dbm see notes 1 and 2. gain 11.5 13.0 15.0 db noise figure 7.5 8.5 db input ip3 +2.0 +4.0 dbm current 12.5 ma mixer/lo input amps lo frequency range 600 2300 mhz high and low side lo injection. see note 3 and 4. if frequency range 0.1 183.6 400 mhz typical if frequencies: 85.38mhz, 109.80mhz, 111.85mhz, 183.6mhz lo to rf isolation db other lo-if isolation 30 db rf-if isolation 40 db lna out to mixer in isolation 40 db lo-lna in isolation, any state 35 db us pcs band freq=1930mhz to 1990mhz korean pcs band freq=1840mhz to 1870mhz lna (on) lna 50 ? match gain 14 16 17.5 db ipset=1 13 15 16.5 db ipset=0 noise figure 1.5 1.8 db ipset=1 1.4 1.7 db ipset=0 input ip3 +6 +8.0 dbm ipset=1 -2 +1.0 dbm ipset=0 current 6.5 ma ipset=1 4.5 ma ipset=0 isolation 20 db lna (off) gain -6 -4 db noise figure 4 db input ip3 +20 +25 dbm current 0 ma isolation 4 db mixer lo in=-4dbm see note 1. gain 11 13 15 db mixer preamp on 1.0 3.0 4.5 db mixer preamp off noise figure 6.5 8.0 db mixer preamp on 15 17 db mixer preamp off input ip3 +1.5 +3.5 dbm mixer preamp on +11.0 +13.0 dbm mixer preamp off current 17.5 ma mixer preamp on/mixer/lo input amps 12.5 ma mixer preamp off/mixer/lo input amps lo to rf isolation 36 db mixer preamp on 30 db mixer preamp off lo frequency range 1600 2400 mhz high and low side lo injection. see note 3 and 4. if frequency range 0.1 183.6 400 mhz typical if frequencies: 85.38mhz, 109.80mhz, 111.85mhz, 183.6mhz other lo-if isolation 36 db rf-if isolation 40 db lna out to mixer in isolation 30 40 db lo-lna in isolation, any state 35 db
8-290 RF2496 rev a8 040517 parameter specification unit condition min. typ. max. gps band freq=1575.42mhz lna (on) lna 50 ? match gain 17.0 18.5 db ipset=1 16.0 18.0 db ipset=0 noise figure 1.5 1.7 db ipset=1 1.5 1.7 db ipset=0 input ip3 +1.0 +3.0 dbm ipset=1 -5.0 -2.0 dbm ipset=0 current 6.5 ma ipset=1 4.5 ma ipset=0 isolation 20 db mixer lo in=-4dbm see note 1. gain 16.0 18.0 20.5 db can be reduced with external if load/tuning. noise figure 5.5 7.0 db high side lo injection 7.0 8.5 db low side lo injection input ip3 -7.5 -3 dbm current 14.5 ma preamp/mixer/lo inputs amps lo frequency range 1350 1800 mhz high and low side lo injection. see note 3 and 4. if frequency range 0.1 183.6 400 mhz typical if frequencies: 85.38mhz, 109.80mhz, 111.85mhz, 183.6mhz lo to rf isolation db other lo-if isolation 36 db rf-if isolation 40 db lna out to mixer in isolation 30 40 db lo-lna in isolation, any state 35 db cdma450 band freq=460.00mhz to 493.48mhz lna (on) lna 50 ? match gain 16.5 db ipset=1 noise figure 1.4 db ipset=1 input ip3 +10.0 dbm ipset=1 current 6.5 ma ipset=1 isolation 20 db lna (off) gain -5 db noise figure 5 db input ip3 +20.0 +25.0 dbm current 0 ma isolation 4 db mixer lo in=-4dbm see note 1. gain 12 db noise figure 8.5 db input ip3 +5.0 dbm current 17.5 ma mixer/lo input amps lo to rf isolation 36 db 30 db lo frequency range 250 700 mhz high and low side lo injection. if frequency range 0.1 85.38 400 mhz typical if frequencies: 85.38mhz, 109.80mhz, 111.85mhz, 183.6mhz
8-291 RF2496 rev a8 040517 parameter specification unit condition min. typ. max. cdma450 band, cont?d other lo-if isolation 36 db rf-if isolation 40 db lna out to mixer in isolation 30 40 db lo-lna in isolation, any state 35 db control lines input capacitance 1 pf band sel, if sel, ip set, lna gain, enable, tx buff enable, /2 select local oscillator input cellular - cdma/fm/jcdma input power -10 -4 0 dbm input frequency 600 1078 mhz see note 3. high and low side injection. 1200 2156 mhz see note 4. high and low side injection. pcs input power -10 -4 0 dbm input frequency 1600 2300 mhz high and low side lo injection. gps input power -10 -4 0 dbm input frequency 1350 1800 mhz high and low side lo injection. cdma 450 input power -10 -4 0 dbm input frequency 250 700 mhz high and low side lo injection
8-292 RF2496 rev a8 040517 parameter specification unit condition min. typ. max. tx (local oscillator) buffer cellular - cdma/fm/jcdma output power -10 -8 dbm single-ended 50 ? load output frequency 600 1078 mhz see note 3. high and low side lo injection. output power -8 -6 dbm single-ended 50 ? load output frequency 1200 2156 mhz see note 4. high and low side lo injection. current consumption 2 ma pcs output power -9.5 -7.5 dbm single-ended 50 ? load output frequency 1600 2300 mhz high and low side lo injection. current consumption 2 ma cdma 450 output power -8 dbm single-ended 50 ? load output frequency 250 700 mhz current consumption 2 ma note 3. if=184mhz. lo divider disabled. lo divider disabled logic conditions: a) band select=1; /2 select=immaterial.b) band select=0; /2 select=1 note 4. if=184mhz. lo divider enabled. lo divider enabled logic conditions: a) band select=0; /2 select=0
8-293 RF2496 rev a8 040517 evaluation board current measurement notes: all idc current numbers include bias circuitry current of 1.5ma to 2.0ma (dependent on mode). tx buffer on: add 2ma to total current. /2 select on: add 2m a to total current. x: denotes setting does not impact current. band sel if sel enable lna gain mix gain ip set tx buff enable /2 select idc (ma) cdma cellular lna and mixer path lna on, high iip3 lna mode tx buffer off, /2 off 01 1 1 x1 0 125.0 lna bypassed, tx buffer off, /2 off 01 1 0 xx 0 118.5 lna on, paging mode tx buffer off, /2 off 01 1 1 x0 0 1 23 fm/jcdma lna and mixer path lna on, tx buffer off, /2 off 00 1 1 x0 0 119.0 lna bypassed, tx buffer off, /2 off 00 1 0 x0 0 114.5 lna on, high iip3 lna mode tx buffer off, /2 off 00 1 1 x1 0 121.0 cdma pcs - high iip3 lna mode lna and mixer path lna on, mixer preamp on tx buffer off, /2 off 11 1 1 11 0 126.0 lna bypassed, mixer preamp on tx buffer off, /2 off 11 1 0 1x 0 119.5 lna on, mixer preamp off tx buffer off, /2 off 11 1 1 01 0 121.0 lna bypassed, mixer preamp off tx buffer off, /2 off 11 1 0 0x 0 114.5 cdma pcs - lna paging mode lna on, mixer preamp on tx buffer off, /2 off 11 1 1 10 0 124.0 lna bypassed, mixer preamp on tx buffer off, /2 off 11 1 0 1x 0 119.5 lna on, mixer preamp off tx buffer off, /2 off 11 1 1 00 0 119.0 lna bypassed, mixer preamp off tx buffer off, /2 off 11 1 0 0x 0 114.5 gps lna on, mixer on 1 0 1 x x 0 0 x 21 cdma 450 lna on, high iip3 lna mode tx buffer off, /2 off 01 1 1 x1 0 132.0 lna bypassed tx buffer off, /2 off 0 1 1 0 x x 0 1 25.0
8-294 RF2496 rev a8 040517 cascaded performance (typical values for v cc =2.75v) note: all total current numbers include bias circuitry current of 1.5ma to 2.0ma (dependent on mode). parameter cell cdma lna on lna off high iip3 lna mode cascaded: gain (db) 22.0 4.5 noise figure (db) 2.45 14.5 input ip3 (dbm) -4.1 +13.2 lo to if isolation (db) 30 30 if1 to rf isolation (db) 40 40 if2 to rf isolation (db) 40 40 lo to lna in isolation (db) 45 45 total current (ma) 25.0 18.5 note: assumes 3db image filter insertion loss. the tx buffer enable is off. /2 circuit is off. numbers represent high iip3 lna mode ipset=1. parameter fm and jcdma lna on lna off cascaded: gain (db) 24.5 7.5 noise figure (db) 2.1 13 input ip3 (dbm) -7.5 +9.4 lo to if isolation (db) 40 40 if1 to rf isolation (db) 40 40 if2 to rf isolation (db) 40 40 lo to lna in isolation (db) 45 45 total current (ma) 19.0 14.5 note: assumes 3db image filter insertion loss. the tx buffer enable is off. /2 circuit is off. numbers represent low current lna mode ipset=0. parameter pcs cdma lna on lna off high iip3 lna mode, ipset=1 lna paging mode, ipset=0 mixer preamp on mixer preamp off mixer preamp on mixer preamp off mixer preamp on mixer preamp off cascaded: gain (db) 26 16 25 15 6 -4 noise figure (db) 2.1 4.7 2.1 5.2 13.5 22.0 input ip3 (dbm) -9.6 -0.6 -9.0 -2.0 +10.3 +18.8 lo to if isolation (db) 40 40 40 40 40 40 if1 to rf isolation (db) 40 40 40 40 40 40 if2 to rf isolation (db) 40 40 40 40 40 40 lo to lna in isolation (db) 40 40 40 40 40 40 total current (ma) 26 21 24 19 19.5 14.5 note: assumes 3db image filter insertion loss. the tx buffer enable is off. /2 circuit is off.
8-295 RF2496 rev a8 040517 cascaded performance (typical values for v cc =2.75v) note: all total current numbers include bias circuitry current of 1.5ma to 2.0ma (dependent on mode). cellular cdma (divider on /2 select=0) parameter gps cascaded: high iip3 lna mode, ipset=1 ipset=0 gain (db) 35.0 34.5 noise figure (db) 1.6 1.7 input ip3 (dbm) -20.0 -19.5 total current (ma) 23 21 note: assumes 1.5db image filter insertion loss. the tx buffer enable is off. /2 circuit is off. mode lna gain comments high gain 1 recommended for imd test 1 and 2, 3 and 4 low gain 0 recommended for imd test 5 and 6
8-296 RF2496 rev a8 040517 pin function type description interface schematic 1 gps+ ao gps if output. open collector. 2 gps- ao gps if output. open collector. see pin 1. 3 cdma+ ao cdma if output. open collector. 4 cdma- ao cdma if output. open collector. see pin 3. 5fm+ao fm if output. open collector. ?current combiner? if interface to saw filter recommended. 6fm-ao fm if output. open collector. ?current combiner? if interface to saw filter recommended. see pin 5. 7vcc2p vcc connection for internal lo amplifiers. internal rf bypass capacitor. external bypass capacitor between 1nf and 47nf required. 8lo inai lo single-end input. matched to 50 ? . 9lo outao lo output. internal dc block. 10 /2 select di logic input. low enables /2 circuitry in cellular mode. the divider is disabled when band sel (pin 27) is high, regardless of the state of pin 10. the divider can only be enabled when band sel is low and pin 10 is low. pin 10 can be tied to a low state allowing bandsel (pin 27) to control the lo divider function, if using a single lo input source. 11 tx buff enable di logic input. high enables tx lo output buffer amplifiers. 12 pcs rfa vcc p vcc connection for pcs mixer preamplifier. 13 pcs mix in ai pcs mixer rf single-end input. legend: di=digital input from baseband chip ai=analog input ao=analog output p=v cc or gnd gps+ gps- cdma+ cdma- fm+ fm- lo in 70 ? /2 select tx buf pcs mix in
8-297 RF2496 rev a8 040517 pin function type description interface schematic 14 cell mix in ai cellular mixer rf single-end input. matched to 50 ? . 15 mix gain di logic input. logic high turns on pcs mixer preamp and pro- vides maximum gain. logic low will bypass the pcs mixer preamp. 16 enable di logic input. low level powers down the ic. 17 lna gain di logic input. high activates cellular or pcs lnas. low selects lna bypass mode for both bands. 18 cell lna out ao cellular lna output. simple external l-c component required for matching and v cc supply. see pin 20. 19 cell lna emitter ao cellular lna emitter. a small inductor connects this pin to ground. cellular lna gain can be adjusted by the inductance. see pin 20. 20 cell lna in ai cellular lna input. 21 pcs lna out ao pcs lna output. simple external l-c components required for matching and v cc supply. 22 ip set di logic input. high selects high iip3 lna ?boost? modes for gps, cellular and pcs cdma paths. low selects ?normal? lna iip3 mode for gps, cellular and pcs cdma paths. bias setting resistors are internal for both modes. 23 pcs lna in ai pcs lna input. for best performance, simple external match- ing required. see pin 21. 24 gps lna in ai gps lna input. for best performance, simple external match- ing required. 25 gps lna out ao gps lna output. simple external l-c components required for matching and v cc supply. see pin 24. 26 if sel di logic input. high selects cdma outputs; low selects fm or gps if outputs. cell mix in mix gain enable lna gain cell lna in v cc cell lna out cell lna emitter pcs lna in v cc pcs lna out ip set gps lna in v cc gps lna out if sel
8-298 RF2496 rev a8 040517 pin function type description interface schematic 27 band sel di logic input. high level selects pcs band or gps band; low level selects cellular band. the lo divider circuitry is disabled when bandsel is high, regardless of the state of pin 10 (/2 select). when band sel is low, pin 10 can be selected high or low. if using a single lo input, pin 10 can be tied to a low state allowing band sel to control the lo divider func- tion. 28 gps mix in ai gps mixer rf single-end input. 29 vcc1 p dc supply for internal reference, logic control, cellular mixer preamp, and gps mixer preamp (pcs mixer preamp has its? own dc supply, pcs_rfa_vcc). external bypass capacitor between 1nf and 47nf required. 30 iset1 ao resistor for internal voltage reference setting. higher resis- tance results in higher internal voltage and higher mixer and lna current. resistance is required to be within the range of 5.1k ? to 7.7k ? and precision should not be more than 5%. 31 iset2 ao resistor to ground sets cellular cdma mixer current. higher resistance results in lower current. 32 iset3 ao resistor to ground sets preamp and mixer currents for all cir- cuits except cdma cellular. higher resistance results in lower currents. pkg base gnd p ground connection. the backside of the package should be soldered to a top side ground pad which is connected to the ground plane with multiple vias. band sel gps mix in
8-299 RF2496 rev a8 040517 application schematic - tri-band note: if output matching component values are dependent on board layout, if saw filter and the if frequency selected. please contact the rfmd application engineering group for assistance with if output matching. 9.1 k ? 10 k ? 120 nh 6.8 pf tbd tbd tbd tbd tbd tbd 2.2 nh div en tx buf en 33 nf 33 nh mix gain enable 2.4 pf lna gain 1.2 nh 33 nf 5.6 nh 3.3 nh 5.1 ? ip set 1.0 pf 33 nf 33 nf if sel 18 nh 5.1 ? 6.8 nh 33 nf band sel 10 k ? 5.6 k ? 33 nf gps rf saw 4 1 6 3 52 out in gnd gnd gnd gnd v cc v cc cell lna in lo out gps if v cc gps lna in pcs lna in tbd 180 nh 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 tbd tbd v cc tbd tbd tbd v cc fm_if+ fm_if- v cc lo in 3.3 nh v cc 1.1 pf 33 nf 22 nh cell rf saw 6 3 4 1 5 2 out in gnd gnd gnd gnd fl4 pcs rf saw 6 3 4 1 52 out in gnd gnd gnd gnd fl5 10 nh v cc 33 nh 33 nf 33 nh fl6 2.2 nh v cc tbd tbd v cc tbd cdma_if+ cdma_if- 4 5 10 9 cdma if saw fl2 4 5 10 9 fm if saw fl3 see note 8 see note 4 see note 4 see note 7 see note 11 see note 4 see note 6 see note 7 see note 4 see note 11 see note 10 see note 4 see note 7 see note 5 see note 4 1.5 pf see note 9 see note 10 see note 11 see note 4 see note 14 see note 4 33 nf see note 4 33 nh see note 7 see note 1 see note 2 see note 3 notes: 1. this resistor sets preamp and mixer currents for all circuits except cdma cellular. lowering the resistance results in higher currents. 2. this resistor sets cellular cdma mixer current. increasing the resistor value results in lower currents. 3. sets internal bias voltage. recommend 5.1 k ? . 4. dc blocking capacitor. 5. pcs lna input matching. optimize for nf. as the value of the capacitance is increased, the nf will be worse. 6. determines trade off between iip3 and gain. higher value inductor means lower gain and higher iip3. note: if any functional blocks are not being used, the unused pins can be left with no connection. layout note: to minimize losses and radiation, the rf signal traces should be as short as possible. the if+ and if- outputs traces should be symmetrical. all bypass capacitors and matching capacitors must have a ground via very close to the capacitor. each capacitor should have its own ground via. all traces should be 50 ? transmission lines. 7. for optimum iip3. low impedance path to ground at low frequency for optimum iip3. 8. pcs interstage matching as the value of the inductance is increased, the pcs mixer preamp gain will decrease and the iip3 will increase vice versa. 9. gps lna input matching. optimize for nf as the value of the capacitance is increased, the nf will be worse. 10. for stability. 11. for output matching and a dc supply bias choke. 12. input/output matching. see note 12 see note 12 see note 12 see note 12 see note 12 see note 12 see note 12
8-300 RF2496 rev a8 040517 application schematic - cdma 450, if=184mhz gps 1575, if=184mhz 7.5 k ? 5.6 k ? 120 nh 6.8 pf 33 nf 7.2 nh 2.2 nh div en tx buf en mix gain enable lna gain 3.9 nh 33 nf ip set 2.7 nh if sel 18 nh 5.1 ? 6.8 nh 33 nf band sel 2.2 k ? 5.1 k ? 33 nf gps rf saw 4 1 6 3 52 out in gnd gnd gnd gnd v cc cell lna in lo out v cc gps lna in pcs lna in 100 pf 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 dni dni v cc dni 27 nh v cc fl6 33 nf v cc cdma_if 4 5 10 9 cdma if saw fl2 1.0 pf cellular rf frequency = 450 mhz cellular if frequency = 184 mhz gps rf frequency = 1575 mhz gps if frequency = 184 mhz dni pcs rfa vcc pcs mix in cell rf saw 6 3 4 1 5 2 out in gnd gnd gnd gnd fl4 100 pf 2.4 pf cell lna out pcs lna out dni dni 100 pf gps lna out dni 33 nh 33 nf gps mix in 33 nf 6.8 pf 6.8 pf 180 nh 100 pf gps if 2.2 k ? 30 nh dni 36 pf 36 pf dni dni 7.5 pf dni dni dni dni fm- fm+ v cc 33 nf dni lo in dni 33 nf 33 nf cell mix in 68 nh dni 1 pf 33 nh
8-301 RF2496 rev a8 040517 application schematic - cdma 450, if=85mhz gps 1575, if=184mhz 7.5 k ? 5.6 k ? 120 nh 6.8 pf 270 nh 2.2 nh div en tx buf en dni mix gain enable dni lna gain 3.9 nh 33 nf ip set 2.7 nh if sel 18 nh 5.1 ? 6.8 nh 33 nf band sel 2.4 k ? 5.6 k ? 33 nf gps rf saw 4 1 6 3 52 out in gnd gnd gnd gnd v cc cell lna in lo out v cc gps lna in pcs lna in 100 pf 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 dni v cc 33 nf 27 nh v cc fl6 33 nf v cc cdma_if 4 5 10 9 cdma if saw fl2 1.0 pf cellular rf frequency = 450 mhz cellular if frequency = 85 mhz gps rf frequency = 1575 mhz gps if frequency = 184 mhz dni pcs rfa vcc pcs mix in 33 nf cell mix in cell rf saw 6 3 4 1 5 2 out in gnd gnd gnd gnd fl4 100 pf 2.4 pf cell lna out pcs lna out dni dni 100 pf gps lna out dni 33 nh 33 nf gps mix in 33 nf 6.8 pf 6.8 pf 180 nh 100 pf gps if 2.0 k ? 68 nh dni 91 pf 91 pf 24 pf dni dni fm- fm+ v cc 33 nf dni lo in dni 68 nh 1 pf 33 nh
8-302 RF2496 rev a8 040517 application schematic - cdma 450, if=220mhz gps 1575, if=184mhz 7.5 k ? 5.6 k ? 120 nh 6.8 pf 82 nh 2.2 nh div en tx buf en dni mix gain enable dni lna gain 3.9 nh 33 nf ip set 2.7 nh if sel 18 nh 5.1 ? 6.8 nh 33 nf band sel 2.2 k ? 5.1 k ? 33 nf gps rf saw 4 1 6 3 52 out in gnd gnd gnd gnd v cc cell lna in lo out v cc gps lna in pcs lna in 100 pf 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 dni v cc 33 nf 27 nh v cc fl6 33 nf v cc cdma_if 4 5 10 9 cdma if saw fl2 1.0 pf cellular rf frequency = 450 mhz cellular if frequency = 220 mhz gps rf frequency = 1575 mhz gps if frequency = 184 mhz dni pcs rfa vcc pcs mix in 33 nf cell mix in cell rf saw 6 3 4 1 5 2 out in gnd gnd gnd gnd fl4 100 pf 2.4 pf cell lna out pcs lna out dni dni 100 pf gps lna out dni 33 nh 33 nf gps mix in 33 nf 6.8 pf 6.8 pf 180 nh 100 pf gps if 1.8 k ? 27 nh dni 33 pf 30 pf 8.2 pf dni dni fm- fm+ v cc 33 nf dni lo in dni 68 nh 1 pf 33 nh
8-303 RF2496 rev a8 040517 evaluation board schematic - tri-band (download bill of materials from www.rfmd.com.) c27 6.8 pf r5 9.1 k ? c34 dni r1 10 k ? l10 120 nh l4 180 nh vcc c21 100 pf j1 gps if c28 33 pf c35 dni r2 dni l11 36 nh l6 220 nh l7 dni vcc c22 100 pf c17 tbd c6 10 pf c31 dni l2 dni c12 dni c10 dni c2 33 nf j2 cdma if c38 6.8 pf c36 dni r3 10 k ? l12 120 nh l9 dni l8 180 nh c14 dni l3 dni c15 dni c13 dni c3 33 nf j3 fm if c29 6.8 pf c5 6.2 pf vcc c23 100 pf c18 dni c44 33 nf r7 dni j4 lo in l17 2.2 nh j5 lo out div en tx buf en l18 3.3 nh c67 dni c33 33 nf vcc c8 33 nf l15 33 nh c61 33 nf mix gain enable c56 dni c58 dni c59 dni cell rf saw j6 pcs mix in j7 cell mix in lna gain l21 10 nh c25 100 pf vcc c69 2.4 pf j8 cell lna out l24 1.2 nh l16 33 nh c64 33 nf j9 cell lna in l22 5.6 nh l27 3.3 nh r9 5.1 ? c63 33 nf j10 pcs lna out c26 100 pf vcc ip set c66 dni j11 pcs lna in c70 1 pf c62 33 nf l23 dni c19 1.5 pf j12 gps lna in if sel l20 18 nh r8 5.1 ? c24 100 pf vcc l19 6.8 nh c50 33 nf j13 gps lna out c48 dni band sel fl6 rf saw 4 1 6 3 52 out in gnd gnd gnd gnd c41 dni c40 33 nf j14 gps mix in r4 10 k ? r6 5.6 k ? c43 33 nf vcc l13 33 nh c42 33 nf 2496310, rev. 5 *if freq = 184 mhz c39 6.8 pf c37 33 pf 32 1 9 17 2 3 4 5 6 7 8 10 11 12 13 14 15 16 24 23 22 21 20 19 18 31 30 29 28 27 26 25 /2 c4 6.8 pf l26 dni c11 dni 4 5 10 9 fl2 cdma if saw 4 5 10 9 fl3 fm if saw l14 dni c30 dni l25 33 nh l1 22 nh 6 3 4 1 5 2 out in gnd gnd gnd gnd fl4 c16 1.1 pf vcc c1 dni r10 0 ? pcs rf saw out in gnd gnd gnd gnd 6 3 4 1 52 fl5 p3 1 2 3 con3 gnd gnd p3-1 vcc1 + c20 1 uf r11 0 ? p1 1 2 3 4 con4 p1-1 c45 33 nf div en p1-2 c51 33 nf if sel p1-3 c52 33 nf ip set p1-4 c49 33 nf band sel p2 1 2 3 4 con4 p2-4 c55 33 nf lna gain p2-3 c53 33 nf mix gain p2-2 c46 33 nf tx buf en p2-1 c54 33 nf enable l5 2.2 nh c32 33 nf r12 0 ?
8-304 RF2496 rev a8 040517 cellular band lo output power versus lo-input power (freq=2128mhz, divider=0(on), v cc =2.75v, temp 25 o c) -8.0 -7.5 -7.0 -6.5 -6.0 -10.0 -8.0 -6.0 -4.0 -2.0 0.0 lo-input power (dbm) lb-lo output power (dbm) cellular band lo output power versus lo-input power (freq=1064mhz, divider=1(off), v cc =2.75, temp 25 o c) -10.0 -9.5 -9.0 -8.5 -8.0 -7.5 -7.0 -6.5 -6.0 -10.0 -8.0 -6.0 -4.0 -2.0 0.0 lo-input power (dbm) lb-lo output power (dbm) pcs band lo output power versus lo-input power (freq=2144mhz, v cc =2.75v, temp 25 o c) -10.0 -9.0 -8.0 -7.0 -6.0 -10.0 -8.0 -6.0 -4.0 -2.0 0.0 lo-input power (dbm) hb-lo output power (dbm) cellular band lo pout versus v cc (freq=2128mhz, input power-4dbm, divider=0(on), temp 25 o c) -8.00 -7.50 -7.00 -6.50 -6.00 2.70 2.75 2.80 2.85 2.90 2.95 3.00 3.05 3.10 3.15 v cc (v) lb-lo power out (dbm) cellular band lo output power versus v cc (freq=1064mhz, input power=-4dbm, divider=1(off), temp 25 o c) -10.00 -9.00 -8.00 -7.00 -6.00 2.70 2.75 2.80 2.85 2.90 2.95 3.00 3.05 3.10 3.15 v cc (v) lb-lo output power (dbm) pcs band hb-lo output power versus v cc (freq=2144mhz, input power=-4dbm, temp 25 o c) -10.00 -9.00 -8.00 -7.00 -6.00 2.70 2.75 2.80 2.85 2.90 2.95 3.00 3.05 3.10 3.15 v cc (v) hb_lo output power (dbm)

▲Up To Search▲

Price & Availability of RF2496

	To Download RF2496 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .