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- 1 - ver.2010-07-17 NJG1143UA2 gps low noise amplifier gaas mmic ! general description ! package outline the NJG1143UA2 is a gps lna gaas mmic fe atured very samll size, low noise figure, high gain and low curr ent consumpition. the NJG1143UA2 operates from 1.5v to 3.6v single vo ltage, has stand-by mode to save the supply current, and requires only three external components. the NJG1143UA2 has a on-chip esd protecti on. the NJG1143UA2 is available in a very small, lead-free, halogen-fr ee, 1.0mm x 1.0mm x 0.37 mm, 6-pin epffp6-a2 package. ! features " low supply voltage +2.85v typ. (+1.5v~+3.6v) " low control voltage +1.8v typ. (+1.5v~+3.6v) " low current consumption 4.0ma typ. @v dd =2.85v, v ctl =1.8v 7 a typ. @v dd =2.85v, v ctl =0v, stand-by mode " high gain 20.0db typ. @v dd =2.85v, v ctl =1.8v, f=1575mhz " low noise figure 0.70db typ. @v dd =2.85v, v ctl =1.8v, f=1575mhz " input power at 1db gain compression point -16.5dbm typ. @v dd =2.85v, v ctl =1.8v, f=1575mhz " high input ip3 -2.0dbm typ. @v dd =2.85v, v ctl =1.8v, f=1575+1575.1mhz " stand-by function " small package size epffp-a2 (pa ckage size: 1.0mmx1.0mmx0.37mm typ.) " integrated esd protection circuit " lead-free and halogen-free ! pin configuration ! truth table ?h?=v ctl (h), ?l?=v ctl (l) vctl lna mode h active mode l stand-by mode note: specifications and description listed in this datasheet are subject to change without notice. pin connection 1. gnd 2. vctl 3. rfout 4. vdd 5. gnd 6. rfin NJG1143UA2 1 4 2 3 6 5 gnd rfin rfout vdd vctl gnd bias circuit logic circuit (top view)
- 2 - NJG1143UA2 ! absolute maximum ratings t a =+25c, z s =z l =50 parameters symbol conditions ratings units supply voltage v dd 5.0 v control voltage v ctl 5.0 v input power p in v dd =2.85v +15 dbm power dissipation p d 4-layer fr4 pcb with through-hole (101.5mmx114.5mm), t j =150c 590 mw operating temperature t opr -40~+85 c storage temperature t stg -55~+150 c ! electrical characteristics 1 (dc) (general conditions: t a =+25c , z s =z l =50 ) parameter symbol conditions min typ max unit supply voltage v dd vdd terminal 1.5 - 3.6 v control voltage (high) v ctl(h) vctl terminal 1.5 1.8 3.6 v control voltage (low) v ctl(l) vctl terminal 0 0 0.3 v supply current 1 i dd1 active mode vdd terminal v dd =2.85v, v ctl =1.8v - 4.0 6.5 ma supply current 2 i dd2 active mode vdd terminal v dd =1.8v, v ctl =1.8v - 3.0 4.7 ma supply current 3 i dd3 stand-by mode vdd terminal v dd =2.85v, v ctl =0v - 7.0 15.0 a supply current 4 i dd4 stand-by mode vdd terminal v dd =1.8v, v ctl =0v - 4.0 10.0 a control current i ctl v ctl= 1.8v, vctl terminal - 5.0 12.0 a
NJG1143UA2 - 3 - ! electrical characteristics 2 (rf, v dd =2.85v) (general conditions: v dd =2.85v, v ctl= 1.8v, freq=1.575ghz,t a =+25c, z s =z l =50 , with application circuit) parameter symbol conditions min typ max unit small signal gain 1 gain1 17.5 20.0 22.0 db noise figure 1 nf1 exclude pcb and connector losses (0.08db) - 0.70 0.95 db input power at 1db gain compression point 1 p-1db(in) _1 -19.0 -16.5 - dbm input 3rd order intercept point 1 iip3_1 f1=freq f2=freq+100khz pin=-34dbm -6.0 -2.0 - dbm rf input port vswr 1 vswr i 1 - 1.5 2.0 rf output port vswr 1 vswr o 1 1.5 2.0 ! electrical characteristics 3 (rf, v dd =1.8v) (general conditions: v dd =1.8v, v ctl= 1.8v, freq=1.575ghz,t a =+25c, z s =z l =50 , with application circuit) parameter symbol conditions min typ max unit small signal gain 2 gain2 16.5 19.0 21.0 db noise figure 2 nf2 exclude pcb and connector losses (0.08db) - 0.75 1.10 db input power at 1db gain compression point 2 p-1db(in) _2 -22.0 -19.5 - dbm input 3rd order intercept point 2 iip3_2 f1=freq f2=freq+100khz pin=-34dbm -10.0 -6.0 - dbm rf input port vswr 2 vswr i 2 - 1.5 2.3 rf output port vswr 2 vswr o 2 1.3 1.7
- 4 - NJG1143UA2 ! terminal information no. symbol description 1 gnd ground terminal. these terminals shoul d be connected to the ground plane as close as possible for ex cellent rf performance. 2 vctl control voltage terminal. inputting a logic-high, the lna turn at lna active mode. inputting a logic-low, the lna turn at stand-by mode. 3 rfout rf output terminal. requires an external capacitor c1. the capacitor c1 is not only a matching component , but also a dc blocking capacitor. 4 vdd supply voltage terminal. bypass to groun d with capacitor c2 as close as possible to the ic. 5 gnd ground terminal. these terminals shoul d be connected to the ground plane as close as possible for ex cellent rf performance. 6 rfin rf input terminal. requires a machi ng inductor l1. integrated a dc blocking capaciotr.
NJG1143UA2 - 5 - ! electrical characterristics conditions: v dd =2.85v, v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit s11, s22 s21, s12 vswr zin, zout s11, s22 (f=50mhz~20ghz) s21, s12 (f=50mhz~20ghz)
- 6 - NJG1143UA2 ! electrical characterristics conditions: v dd =2.85v, v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit 0 0.5 1 1.5 2 2.5 3 15 16 17 18 19 20 21 1.45 1.5 1.55 1.6 1.65 1.7 1.75 noise figure (db) gain (db) frequency (ghz) nf nf, gain vs. frequency (v dd =2.85v, v ctl =1.8v) gain (nf: exclude pcb, connector losses) -25 -20 -15 -10 -5 0 5 10 -40 -30 -20 -10 0 10 pout (dbm) pin (dbm) p-1db(in)=-16.0dbm pout pout vs. pin (v dd =2.85v, v ctl =1.8v, frf=1575mhz) 8 10 12 14 16 18 20 22 24 2 3 4 5 6 7 8 9 10 -40 -30 -20 -10 0 10 gain (db) i dd (ma) pin (dbm) gain i dd gain, i dd vs. pin (v dd =2.85v, v ctl =1.8v, frf=1575mhz) p-1db(in)=-16.0dbm -100 -80 -60 -40 -20 0 20 -40 -30 -20 -10 0 10 pout, im3 (dbm) pin (dbm) iip3=-1.3dbm pout im3 pout, im3 vs. pin (v dd =2.85v, v ctl =1.8v, frf=1575+1575.1mhz) 8 10 12 14 16 18 20 22 24 -6 -4 -2 0 2 4 6 8 10 1.45 1.5 1.55 1.6 1.65 1.7 1.75 oip3 (dbm) iip3 (dbm) frequency (ghz) oip3 oip3, iip3 vs. frequency (v dd =2.85v, v ctl =1.8v, df=100khz, pin=-34dbm) iip3 0 1 2 3 4 5 6 0 5 10 15 20 25 30 00.511.522.53 i dd (ma) i ctl (ua) v ctl (v) i dd i dd , i ctl vs. v ctl (v dd =2.85v, rf off) i ctl
NJG1143UA2 - 7 - ! electrical characterristics conditions: v dd =2.85v, v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit 10 12 14 16 18 20 22 24 0 0.5 1 1.5 2 2.5 3 3.5 -50 0 50 100 gain (db) noise figure (db) temperature ( o c) nf gain, nf vs. temperature (v dd =2.85v, v ctl =1.8v, frf=1575mhz) gain (nf: exclude pcb, connector losses) -24 -22 -20 -18 -16 -14 -12 -10 -8 -50 0 50 100 p-1db(in) (dbm) temperature ( o c) p-1db(in) vs. temperature (v dd =2.85v, v ctl =1.8v, frf=1575mhz) p-1db(in) 5 10 15 20 25 30 -10 -5 0 5 10 15 -50 0 50 100 oip3 (dbm) iip3 (dbm) temperature ( o c) iip3 oip3, iip3 vs. temperature (v dd =2.85v, v ctl =1.8v, frf=1575+1575.1mhz, pin=-34dbm) oip3 0 0.5 1 1.5 2 2.5 3 -50 0 50 100 vswri vswro vswri, vswro temperature ( o c) vswr vs. temperature (v dd =2.85v, v ctl =1.8v, frf=1575mhz) 0 5 10 15 20 0 5 10 15 20 k factor frequency (ghz) k factor vs. frequency (v dd =2.85v, v ctl =1.8v) +85 o c +25 o c -40 o c 0 1 2 3 4 5 6 0 5 10 15 20 25 30 -50 0 50 100 i dd (ma) @active mode i dd (ua) @standby mode temperature ( o c) i dd vs. temperature (v dd =2.85v, v ctl =1.8v/0v, rf off) i dd (active mode) i dd (standby mode)
- 8 - NJG1143UA2 ! electrical characterristics conditions: v dd =1.8v, v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit s11, s22 s21, s12 vswr zin, zout s11, s22 (f=50mhz~20ghz) s21, s12 (f=50mhz~20ghz)
NJG1143UA2 - 9 - ! electrical characterristics conditions: v dd =1.8v, v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit 0 1 2 3 4 5 6 0 5 10 15 20 25 30 00.511.522.53 i dd (ma) i ctl (ua) v ctl (v) i dd i dd , i ctl vs. v ctl (v dd =1.8v, rf off) i ctl 0 0.5 1 1.5 2 2.5 3 15 16 17 18 19 20 21 1.45 1.5 1.55 1.6 1.65 1.7 1.75 noise figure (db) gain (db) frequency (ghz) nf nf, gain vs. frequency (v dd =1.8v, v ctl =1.8v) gain (nf: exclude pcb, connector losses) -100 -80 -60 -40 -20 0 20 -40 -30 -20 -10 0 10 pout, im3 (dbm) pin (dbm) iip3=-5.6dbm pout im3 pout, im3 vs. pin (v dd =1.8v, v ctl =1.8v, frf=1575+1575.1mhz) 4 6 8 10 12 14 16 18 20 -10 -8 -6 -4 -2 0 2 4 6 1.45 1.5 1.55 1.6 1.65 1.7 1.75 oip3 (dbm) iip3 (dbm) frequency (ghz) oip3 oip3, iip3 vs. frequency (v dd =1.8v, v ctl =1.8v, df=100khz, pin=-34dbm) iip3 8 10 12 14 16 18 20 22 24 1 2 3 4 5 6 7 8 9 -40 -30 -20 -10 0 10 gain (db) i dd (ma) pin (dbm) gain i dd gain, i dd vs. pin (v dd =1.8v, v ctl =1.8v, frf=1575mhz) p-1db(in)=-20.0dbm -30 -25 -20 -15 -10 -5 0 5 -40 -30 -20 -10 0 10 pout (dbm) pin (dbm) p-1db(in)=-20.0dbm pout pout vs. pin (v dd =1.8v, v ctl =1.8v, frf=1575mhz)
- 10 - NJG1143UA2 ! electrical characterristics conditions: v dd =1.8v, v ctl =1.8v, zs=zl=50 , with application circuit 10 12 14 16 18 20 22 24 0 0.5 1 1.5 2 2.5 3 3.5 -50 0 50 100 gain (db) noise figure (db) temperature ( o c) nf gain, nf vs. temperature (v dd =1.8v, v ctl =1.8v, frf=1575mhz) gain (nf: exclude pcb, connector losses) 2 4 6 8 10 12 14 16 18 -12 -10 -8 -6 -4 -2 0 2 4 -50 0 50 100 oip3 (dbm) iip3 (dbm) temperature ( o c) iip3 oip3, iip3 vs. temperature (v dd =1.8v, v ctl =1.8v, frf=1575+1575.1mhz, pin=-34dbm) oip3 0 5 10 15 20 0 5 10 15 20 k factor frequency (ghz) k factor vs. frequency (v dd =1.8v, v ctl =1.8v) +85 o c +25 o c -40 o c -28 -26 -24 -22 -20 -18 -16 -14 -12 -50 0 50 100 p-1db(in) (dbm) temperature ( o c) p-1db(in) vs. temperature (v dd =1.8v, v ctl =1.8v, frf=1575mhz) p-1db(in) 0 0.5 1 1.5 2 2.5 3 -50 0 50 100 vswri vswro vswri, vswro temperature ( o c) vswr vs. temperature (v dd =1.8v, v ctl =1.8v, frf=1575mhz) 0 1 2 3 4 5 0 5 10 15 20 25 -50 0 50 100 i dd (ma) @active mode i dd (ua) @standby mode temperature ( o c) i dd vs. temperature (v dd =1.8v, v ctl =1.8v/0v, rf off) i dd (active mode) i dd (standby mode)
NJG1143UA2 - 11 - ! electrical characterristics conditions: rf off, zs=zl=50 , with application circuit 0 2 4 6 8 10 12 14 -50 0 50 100 i ctl (ua) temperature ( o c) i ctl vs. temperature (v dd =2.85v or 1.8v, v ctl =1.8v, rf off) i ctl 0 1 2 3 4 5 00.511.522.53 i dd (ma) v ctl (v) i dd vs. v ctl (v dd =2.85v, rf off) +85 o c +25 o c -40 o c 0 1 2 3 4 5 6 11.522.533.544.5 i dd (ma) v dd (v) i dd vs. v dd (v ctl =1.8v, rf off) +85 o c +25 o c -40 o c i dd 0 2 4 6 8 10 12 14 1 1.5 2 2.5 3 3.5 4 4.5 i dd (ua) v dd (v) i dd vs. v dd (v ctl =0v, rf off) +85 o c +25 o c -40 o c i dd
- 12 - NJG1143UA2 ! electrical characterristics condition: v ctl =1.8v, ta=+25 o c, zs=zl=50 , with application circuit 15 16 17 18 19 20 21 0 0.5 1 1.5 2 2.5 3 11.522.533.544.5 gain (db) noise figure (db) v dd (v) nf gain, nf vs. v dd (v ctl =1.8v, frf=1575mhz) gain (nf: exclude pcb, connector losses) 0 1 2 3 4 5 6 0 5 10 15 20 25 30 11.522.533.544.5 i dd (ma) @active mode i dd (ua) @standby mode v dd (v) i dd vs. v dd (v ctl =1.8v/0v, rf off) i dd (active mode) i dd (standby mode) 6 8 10 12 14 16 18 20 22 -8 -6 -4 -2 0 2 4 6 8 11.522.533.544.5 oip3 (dbm) iip3 (dbm) v dd (v) iip3 oip3, iip3 vs. v dd (v ctl =1.8v, frf=1575+1575.1mhz, pin=-34dbm) oip3 -30 -25 -20 -15 -10 -5 1 1.5 2 2.5 3 3.5 4 4.5 p-1db(in) (dbm) v dd (v) p-1db(in) vs. v dd (v ctl =1.8v, frf=1575mhz) p-1db(in) 0 0.5 1 1.5 2 2.5 3 1 1.5 2 2.5 3 3.5 4 4.5 vswri vswro vswri, vswro v dd (v) vswr vs. v dd (v ctl =1.8v, frf=1575mhz) 0 5 10 15 20 0 5 10 15 20 k factor frequency (ghz) k factor vs. frequency (v ctl =1.8v) v dd =1.2v v dd =2.85v, 4v
NJG1143UA2 - 13 - 1 4 2 3 6 5 gnd rfin rfout vdd vctl gnd bias cir c uit logic cir c uit l1 9.1nh v dd rf rf out c2 1000 p f v ctl c1 2 p f ! application circuit ? l1 is an iutput matching inductor. ? c1 is an output matching capac itor and a dc blocking capacitor. ? c2 is a bypass capacitor. ! test pcb layout parts id manufacture l1 lqp03t_02 series (murata) c1, c2 grm03 series (murata) (top view) parts list pcb substrate: fr-4 thickness: 0.2mm microstrip line width: 0.4mm (z 0 =50 ) size: 14.0mm x 14.0mm rf in rf out v dd v ctl (top view) l1 c1 c2
- 14 - NJG1143UA2 ! noise figure measurement conditons measuring instruments nf analyzer : agilent 8973a, 8975a noise source : agilent 346a setting the nf analyzer measurement mode form device under test : amplifier system downconverter : off mode setup form sideband : lsb averages : 16 average mode : point bandwidth : 4mhz loss comp : off tcold : setting the temperature of noise source (303.15k) calibration setup noise source (agilent 346a) nf analyzer (agilent 8973a, 8975a) input (50 ) noise source drive output * noise source and nf analyze r are connected directly. measurement setup noise source (agilent 346a) dut nf analyzer (agilent 8973a, 8975a) input (50 ) noise source drive output in out * noise source and dut, dut and nf analyze r are connected directly.
NJG1143UA2 - 15 - ! package outline (epffp6-a2) unit : mm substrate : fr4 terminal treat : au molding material : epoxy resin weight (typ.) : 0.855mg cautions on using this product this product contains gallium-arsenide (gaas) which is a harmful material. ? do not eat or put into mouth. ? do not dispose in fire or break up this product. ? do not chemically make gas or powder with this product. ? to waste this p roduct, p lease obe y the relatin g law of y ou r countr y . this product may be damaged with electric static discharge (esd) or spike voltage. please handle with care to avoid these dama g es. [caution] the specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. the application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee o r permission of any right including the industrial rights.

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