rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . rf micro devices ? and rfmd ? are trademarks of rfmd, llc. bluetooth is a trademark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks, and registered trademarks are the property o f their respective owners. ?2013, rf micro devices, inc. 1 of 10 r f fm8500q 4.9ghz to 5.85ghz 802.11a/n front end module the rffm8500q provides a complete integrated solution in a single front end module (fem) for wifi 802.11a/n systems. the ultra small form factor and integrated matching minimizes the layout area in the customer's application and greatly reduces the number of external components. this simplifies the total front end solution by reducing the bill of materials, system footprint, and m anufacturability cost. the rffm8500q integrates a power amplifier (pa), sing le pole double throw switch (spd t), lna and a power detector coupler for improved accuracy. the device is provided in a 3mm x 3mm x 1.0mm, 16 - pin laminate package. this module meet s or exceeds the rf front end needs of ieee 802.11a/n wifi rf systems. the rffm8500q is tested in accordance with the aec - q100 standard . tx rx ant pa _ en gnd lna _ en c _ rx n / c pdet vcc vdd 3 1 12 2 13 11 10 9 8 7 6 5 4 14 15 16 gnd gnd gnd n / c vcc functional block diagram ordering information rffm8500q standard 5 - piece sample bag rf fm8500q sq standard 25 - piece sample bag rf fm8500q sr standard 100 - piece reel rf fm8500qtr7 standard 2500 - piece reel rf fm8500qpcba - 410 fully assembled evaluation board package: laminate , 16 - pin, 3.0mm x 3 .0mm x 1.05mm features t ested in accordance with aec - q100 standard single supply voltage 3.0v to 4.8v integrated 5ghz amplifier, spt2t tx/rx switch, lna, and power detector coupler p out = 1 6dbm, 11n, 2% dynamic evm; 3.3v applications automotive wifi wifi direct automotive diagnostics wifi infotainment rffm8500q
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 2 of 10 r ffm8500q absolute maximum rat ings parameter rating unit dc supply voltage 5.5 v dc maximum tx and rx input power (no damage) 5 dbm operating ambient temperature - 40 to +85 c storage temperature - 40 to +150 c moisture sensitivity msl3 caution! esd sensitive device. rfmd green: rohs status based on eu directive 2011/65/eu (at time of this document revision) , halogen free per iec 61249 - 2 - 21, < 1000ppm each of antimony trioxide in polymeric materials and red phosphorus as a flame retardant, and <2% antimony in solder. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. extended application of absolute maximum rating conditions to the device may reduce device reliability. specified typical performance or functional operation of the device under absolute maximum rating conditions is not implied. nominal operating parameters parameter specification unit condition min typ max transmit parameters nominal operating conditions: p out = 16dbm; v cc = 3.3v; sw control high: 3.1v; pa_en = 3.1v; freq = 5.18ghz to 5.825ghz; modulation mcs7 20mhz; duty cycle = 50%; temp = - 40c to +85c; unless otherwise noted frequency 5.15 5.825 ghz power supply vcc 3 3.3 3.6 v switch control voltage - high 2.8 3.1 3.3 v control voltage tracks with v cc switch control voltage - low 0 0.2 v pa_en on 2.8 3.1 3.6 v pa_en tracks with v cc . do not use pa_en higher than v cc . off 0 0.2 v gain 2 3 30 db temp = 25oc 22 29 db all conditions dynamic evm 2 2.5 % p out = 16dbm; temp = 25oc 2 2.5 % p out = 13.5dbm; temp = +85oc quiescent current 180 2 20 ma rf off; temp = 25oc 180 2 40 ma rf off; all conditions operating current 230 2 60 ma temp = 25oc 235 2 85 ma all conditions pa _ en current 30 100 a fem leakage current 10 15 a rf off; pa _ en = off ; v cc = "on" second harmonic - 45 - 38 dbm fo = 4.9ghz to 5.3ghz: p out = 18dbm; rbw = 1mhz - 46 - 43 dbm fo = 5.3ghz and 5.85ghz: p out = 18dbm; rbw = 1mhz third harmonic - 50 - 43 dbm fo = 5.15ghz to 5.85ghz: p out = 18dbm; rbw = 1mhz power detector 350 375 400 mv p out = 0dbm 500 600 700 mv p out = 16dbm tx port return loss 8 15 db at tx input ant port return loss 10 15 db in tx mode pa switching time - v ref (on< - >off) 200 600 ns pa stability unconditional into 4:1 vswr, no spurious above - 41.25dbm/mhz
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 3 of 10 r ffm8500q parameter specification unit condition min typ max receive parameters nominal operating conditions: v dd = 3.3v; sw control high: 3.1v; lna_en = 3.1v; freq = 5.18ghz to 5.825ghz; temp = - 40c to +85c; unless otherwise noted frequency 5.15 5.825 ghz lna voltage supply ( v dd ) 3 3.3 3.6 v lna_en voltage 2.8 3.1 3.3 v gain 12 15 17 db temp=25c 10 15 18 db all conditions nf 2.5 3.0 db temp=25c 2.5 4.5 db all conditions rx port return loss 8 10 db ant port return loss 6 10 db rx mode, all conditions input ip3 - 3 dbm temp=25c input p1db - 13 dbm i dd 13 17 ma 8 13 18 ma all conditions lna _en control current 30 100 a lna turn on time 200 600 ns isolation tx - rx 32 36 db measured from ant to rx while in tx mode switch control current - each line 5 10 a switching speed 100 200 ns transmit parameters @ +95c v cc = 3.3v; p out = 13dbm; sw control high: 3.1v; sw control low: 0.2v; pa_en = 3.1v; freq = 5.18ghz to 5.825ghz; modulation mcs7 20mhz; duty cycle = 50%; temp = +95c; unless otherwise noted dynamic evm 2 2.5 % gain 21 29 db operating current 240 270 ma quiescent current 185 215 ma pa_en current 35 110 a second harmonic - 45 - 42 dbm p out = 17dbm, 11a 6mbps; 100% duty cycle third harmonic - 48 - 42 dbm p out = 17dbm, 11a 6mbps; 100% duty cycle
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 4 of 10 r ffm8500q parameter specification unit condition min typ max receive parameters @ +95c v dd = 3.3v; sw control high: 3.1v; sw control low: 0.2v; lna_en = 3.1v; freq = 5.18ghz to 5.825ghz; temp = +95c; unless otherwise noted gain 9.5 14 db gain noise figure 2.5 4.6 db noise figure rx port return loss 7 10 db rx port return loss ant port return loss 5 10 db ant port return loss current consumption 15 19 ma current consumption esd human body model (hbm) 1000 v eia/jesd22 - 114a; all dc pins 500 v eia/jesd22 - 114a; all rf pins charge device model 1000 v jesd22 - c101c; all pins logic control table mode pa_en lna_en c_rx standby low low low 802.11a/n tx high low low 802.11a/n rx gain low high high
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 5 of 10 r ffm8500q performance plots
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 6 of 10 r ffm8500q
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 7 of 10 r ffm8500q applications schematic pdet c_rx 1uf lna_en nc ant tx rx pa_en vdd 0.1uf vcc gnd 3 1 12 2 13 11 10 9 8 7 6 5 4 14 15 16 gnd gnd gnd/ nc gnd
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 8 of 10 r ffm8500q pin out tx rx ant pa _ en gnd lna _ en c _ rx n / c pdet vcc vdd 3 1 12 2 13 11 10 9 8 7 6 5 4 14 15 16 gnd gnd gnd n / c vcc package drawing
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 9 of 10 r ffm8500q pcb patterns notes: 1. shaded area represents pin 1 location. 2. thermal vias for center slug ?c? should be incorporated into the pcb design. the number and size of thermal vias will depend on the application, power dissipation and electrical requirements. example of the number and size of vias can be found on the rfmd evaluation bo ard layout (gerber files are available upon request)
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds131001 for sales or technical support, contact rfmd at +1.336.678.5570 or customerservice@rfmd.com . the information in this publication is believed to be accurate. however, no responsibility is assumed by rf micro devices, in c. ("rfmd") for its use, nor for any infringement of patents or other rights of third parties resulting f rom its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the r ight to change component circuitry, recommended application circuitry and specifications at any time without prior notice. 10 of 10 r ffm8500q pin names and descriptions pin name descrip tion 1 gnd ground connection. 2 rx rf output port for the 802.11 a/n lna. input is matched to 50 ? and dc block is provided. 3 gnd ground connection. 4 vdd supply voltage for the lna. see applications schematic for biasing and bypassing components. 5 pdet power detector voltage for tx section. p det voltage varies with output power. may need external capacitor for noise decoupling. 6 pa_en control voltage for the pa and tx switch. see logic control table for proper settings. 7 nc not connected. 8 tx rf input port for the 802.1 1a/n pa. input is matched to 50 ? and dc block is provided. 9 nc not connected. 10 vcc supply voltage for the pa. see applications schematic for biasing and bypassing components. 11 vcc supply voltage for the pa. see applications schematic for biasing and bypassing components. 12 gnd ground connection. 13 ant rf bidirecti onal antenna port matched to 50 ? and is dc blocked internally. 14 gnd ground connection. 15 c_rx receive switch control pin. see logic control table for proper level. 16 lna_en control voltage for the lna. see logic control table for proper settings. pkg base gnd ground connection.
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