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rfla1038 rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 of their respective owners. ?2013, rf micro devices, in c. 1 of 11 r f la1038 variable gain low noise high linearity amplifier 1710mhz to 1785mhz the rf la1038 is an analog - controlled voltage variable gain amplifier featuring high linearity and very low noise figure. this lna with bypass mode and variable attenuator provides a minimum of 35db of dynamic range. the rfla1038 has a 3.3v control range with maximum gain at 0v. the lna is temperature compensated to reduce gain variation. noise figure of 0.8db a nd iip3 of 7 dbm make this component ideal for receiver input lineups. the rfla1038 is packaged in a small 8.0mm x 8.0mm leadless mcm that is internally matched to 50 ? on all rf ports. functional block diagram ordering information rf la1038 sq sample b ag with 25 pieces rf la1038 sr 7" reel with 100 pieces rf la1038 tr13 13" reel with 2500 pieces rf la1038 pck - 410 1710mhz to 1785m hz pcba with 5 - piece sample bag package: mcm , 16 - pin, 8.0mm x 8 .0mm features 1710mhz to 1785mhz operation internally matched to 50 ? on all rf ports analog voltage variable attenuator with 3.3v control range bypass mode of lna for high dynamic range max gain = 35db minimum noise figure of 0.8db typical gain control range > 35db high iip3 = 7 dbm single +5v supply applications cellular base station, remote radio heads active antenna radios 3g, lte infrastructure low noise, variable gain with high linearity rfla1038 r f i n 2 3 4 1 8 6 5 7 1 1 1 2 1 3 1 4 1 5 1 6 g n d v c c 2 s c p v e n i d 1 v e n i d 2 s c n g n d r f o u t g n d g n d v c t r l 9 1 0 g n d v c c 1 v c c 3 g n d p a l n a l n a v o l t a g e v a r i a b l e a t t e n u a t o r
rfla1038 rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 of their respective owners. ?2013, rf micro devices, in c. 2 of 11 absolute maximum rat ings parameter rating unit control voltage +5.5 v supply voltage +5.5 v dc supply current 400 ma power dissipation 2000 m w max rf input power 27 dbm storage temperature range - 40 to +150 c esd rating - human body model (hbm) 1000 (class 1c) v moisture sensitivity level msl3 caution! esd sensitive device. rohs (restriction o f hazardous substances): compli ant per eu directive 2011/65/eu. 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. recommended operating condition parameter specification unit min typ max operating temperature range - 40 +85 c operating junction temperature +160 c supply voltage 4.75 5 5.25 v nominal operating parameters parameter specification unit condition min typ max high gain mode performance temp = 25c, v cc = 5v, standard application circuit operating frequency range 1710 1785 mhz max gain 36.5 38 41 db attenuation = minimum, v va_cv = 0v gain flatness 0.49 0. 9 db gain range 35db to 1 9 db min gain 10 14 db output ip3 (max gain) 39.5 dbm attenuation = minimum, v va_cv = 0v input ip3 1 7 dbm 30db to 35db gain 3 10 dbm 1 9 db to 29db gain output p1db (max gain) 25.5 dbm attenuation = minimum, vva_cv = 0v input p1db - 14 - 6.5 dbm 30db to 35db gain - 7 - 5 dbm 1 9 db to 2 9 db gain noise figure 0.8 db attenuation = minimum, vva_cv = 0v input return loss - 31 - 20 db 19db to 35db gain output return loss - 19 - 15 db
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 3 of 11 rf la1038 parameter specification unit condition min typ max low gain mode performance temp = 25c, v cc = 5v, standard application circuit operating frequency range 1710 1785 mhz max gain 20.1 23.5 25 db attenuation = minimum, vva_cv = 0v gain flatness 0.31 0. 9 db gain range 18db to 3db min gain - 10 - 3 3 db output ip3 (max gain) 40 dbm max gain, attenuation = minimum, vva_cv = 0v input ip3 14 22.5 dbm 12db to 18db gain 18 26 dbm 3db to 11db gain output p1db (max gain) 26 dbm attenuation = minimum, vva_cv = 0v input p1db 4 11 dbm 12db to 18db gain 8 13 dbm 6db to 11db gain 10.2 13 dbm 3db to 5db gain noise figure (max gain) 1.8 db attenuation = minimum, vva_cv = 0v input return loss - 26 - 20 db 3db to 18db gain output return loss - 25 - 15 db power supply vctrl voltage 0 3.3 v logic high 2 5 v logic low 0 1 v thermal resistance 35.5 c/w 85 c at 5v current supply current 250 275 320 ma hg mode current 1 250 275 320 ma lg mode 1 current 2 165 190 235 ma lg mode 2 note s : 1. lg mode with 2 nd lna bypass vcc still applied 2. lg mode with 2 nd lna bypass vcc disabled truth table sc_n sc_p high gain 0 1 low gain 1 0
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 4 of 11 rf la1038 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 5 of 11 rf la1038 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 6 of 11 rf la1038 typical performance: t = 25c, v dd = 5v unless otherwise noted
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 7 of 11 rf la1038 evaluation board schematic 1710 mhz to 1 785 mhz application circuit
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 8 of 11 rf la1038 evaluation board bill of materials (bom) 1710 m hz to 1 785 mhz application circuit description reference designator manufacturer manufacturer's p/n evaluation board ddi rfla1018410(e) cap, 0.1 f, 10%, 16v, x7r, 0402 c1, c3, c5 - c6, c8 - c9 murata electronics grm155r71c104ka88d do not place c2, c4, c7 conn, sma, end lnch, univ, hyb mnt, flt j1 - j2 heilind electronics per mat - 21 - 1038 res, 0 ? , 0402 r1 - r2 kamaya, inc. rmc1/165sjpth conn, hdr, st, plrzd, 9 - pin p1 itw pancon mpss100 - 9 - c rf la1038 module u1 rfmd rfla1038 evaluation board assembly drawing
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 9 of 11 rf la1038 pin names and descriptions pin name description 1 rfin rf input; internally 50 ? matched and dc blocked 2 gnd connect to low inductive path to ground 3 scn switch control line; see truth table 4 gnd connect to low inductive path to ground 5 vcc2 vcc supplied; 0.1 f decoupled, supply voltage to 2 nd stage lna; disable vcc supply in bypass mode to save dc current 6 scp switch control line; see truth table 7 venid1 pin grounded in module 8 venid2 pin grounded in module 9 vctrl voltage variable attenuator control line; max gain 0v 10 gnd connect to low inductive path to ground 11 gnd connect to low inductive path to ground 12 rfout rf output; internally 50 ? matched and dc blocked 13 gnd connect to low inductive path to ground 14 vcc3 vcc supply; 0.1 f decoupling internal; supply voltage to stage 3 amplifier 15 vcc1 vcc supply; 0.1 f decoupling internal; supply voltage to 1 st stage amplifier 16 gnd connect to low inductive path to ground
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 10 of 11 rf la1038 package outline drawing (dimensions in millimeters)
rf micro devices inc . 7628 thorndike road, greensboro, nc 27409 - 9421 ds1 404 2 4 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 from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component ci rcuitry, recommended application circuitry and specifications at any time without prior notice. 11 of 11 rf la1038 pcb stencil drawing (dimensions in millimeters) branding diagram

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