amplifiers - smt 5 5 - 104 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605 general description features functional diagram the hmc373lp3 / hmc373LP3E are versatile, high dynamic range gaas mmic low noise ampli ers that integrates a low loss lna bypass mode on the ic. the ampli er is ideal for gsm & cdma cellular basestation front-end receivers operating between 700 and 1000 mhz and provides 0.9 db noise gure, 14 db of gain and +35 dbm ip3 from a single supply of +5.0v @ 90 ma. input and output return losses are 28 and 12 db respectively with the lna requiring minimal external components to optimize the rf input match, rf ground and dc bias. by presenting an open or short circuit to a single control line, the lna can be switched into a low 2.0 db loss bypass mode reducing the current consumption to 10 a. a low cost, leadless 3x3 mm qfn surface mount package (lp3) houses the low noise ampli er. noise figure: 0.9 db +35 dbm output ip3 gain: 14 db low loss lna bypass path single supply: +5.0 v @ 90 ma 50 ohm matched output electrical specifications, t a = +25 c, vdd = +5v typical applications the hmc373lp3 / hmc373LP3E is ideal for basestation receivers: ? gsm, gprs & edge ? cdma & w-cdma ? private land mobile radio parameter lna mode lna mode bypass mode units min. typ. max. min. typ. max. min. typ. max. frequency range 810 - 960 700 - 1000 700 - 1000 mhz gain 11.5 13.5 10.5 14 -2.8 -2.0 db gain variation over temperature 0.008 0.015 0.008 0.015 0.002 0.004 db / c noise figure 0.9 1.3 1.0 1.4 db input return loss 28 25 30 db output return loss 12 11 25 db reverse isolation 20 19 db power for 1db compression (p1db)* 18 21 17 20 30 dbm saturated output power (psat) 22.5 22 dbm third order intercept (ip3)* (-20 dbm input power per tone, 1 mhz tone spacing) 35.5 35 50 dbm supply current (idd) 90 90 0.01 ma * p1db and ip3 for lna mode are referenced to rfout while p1db and ip3 for bypass mode are referenced to rfin.
amplifiers - smt 5 5 - 105 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com lna broadband gain & return loss lna gain vs. temperature lna noise figure vs. temperature -40 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 0.25 0.5 0.75 1 1.25 1.5 1.75 2 s21 s11 s22 response (db) frequency (ghz) 10 11 12 13 14 15 16 17 18 19 20 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c gain (db) frequency (ghz) 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c noise figure (db) frequency (ghz) lna C gain, noise figure & power vs. supply voltage @ 850 mhz 12 13 14 15 16 17 18 19 20 21 22 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 4.5 4.75 5 5.25 5.5 gain p1db noise figure gain (db), p1db (dbm) noise figure (db) vdd (vdc) lna gain vs. vdd lna noise figure vs. vdd 10 11 12 13 14 15 16 17 18 19 20 0.7 0.75 0.8 0.85 0.9 0.95 1 +4.5 v +5.0 v +5.5 v gain (db) frequency (ghz) 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 1.3 1.4 1.5 0.7 0.75 0.8 0.85 0.9 0.95 1 +4.5 v +5.0 v +5.5 v noise figure (db) frequency (ghz) hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
amplifiers - smt 5 5 - 106 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com lna output ip3 vs. temperature lna p1db & psat vs. temperature lna output ip3 vs. vdd lna p1db vs. vdd lna input return loss vs. temperature lna output return loss vs. temperature -40 -35 -30 -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c return loss (db) frequency (ghz) -20 -18 -16 -14 -12 -10 -8 -6 -4 -2 0 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c return loss (db) frequency (ghz) 30 31 32 33 34 35 36 37 38 39 40 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c output ip3 (dbm) frequency (ghz) 30 31 32 33 34 35 36 37 38 39 40 0.7 0.75 0.8 0.85 0.9 0.95 1 +4.5 v +5.0 v +5.5 v output ip3 (dbm) frequency (ghz) 15 16 17 18 19 20 21 22 23 24 25 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c compression point (dbm) frequency (ghz) p1db psat 15 16 17 18 19 20 21 22 23 24 25 0.7 0.75 0.8 0.85 0.9 0.95 1 +4.5 v +5.0 v +5.5 v p1db (dbm) frequency (ghz) hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
amplifiers - smt 5 5 - 107 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com bypass mode insertion loss vs. temperature bypass mode input return loss vs. temperature bypass mode output return loss vs. temperature bypass mode input ip3 vs. temperature bypass mode broadband insertion loss & return loss lna reverse isolation vs. temperature -30 -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c isolation (db) frequency (ghz) -40 -35 -30 -25 -20 -15 -10 -5 0 0.25 0.5 0.75 1 1.25 1.5 1.75 2 s21 s11 s22 response (db) frequency (ghz) -5 -4.5 -4 -3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 insertion loss (db) frequency (ghz) -40 -35 -30 -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c return loss (db) frequency (ghz) -50 -45 -40 -35 -30 -25 -20 -15 -10 -5 0 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c return loss (db) frequency (ghz) 35 40 45 50 55 0.7 0.75 0.8 0.85 0.9 0.95 1 +25 c +85 c -40 c input ip3 (dbm) frequency (ghz) hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
amplifiers - smt 5 5 - 108 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com typical supply current vs. vdd vdd (vdc) idd (ma) +4.5 87 +5.0 90 +5.5 93 drain bias voltage (vdd) +8.0 vdc rf input power (rfin)(vdd = +5.0 vdc) lna mode bypass mode +15 dbm +30 dbm channel temperature 150 c continuous pdiss (t = 85 c) (derate 13.5 mw/c above 85 c) 0.878 w thermal resistance (channel to ground paddle) 74.1 c/ w storage temperature -65 to +150 c operating temperature -40 to +85 c absolute maximum ratings outline drawing notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. lead spacing tolerance is non-cumulative 4. pad burr length shall be 0.15mm maximum. pad burr height shall be 0.05mm maximum. 5. package warp shall not exceed 0.05mm. 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. refer to hittite application note for suggested land pattern. lna mode vctl= short circuit to dc ground bypass mode vctl= open circuit truth table part number package body material lead finish msl rating package marking [3] hmc373lp3 low stress injection molded plastic sn/pb solder msl1 [1] 373 xxxx hmc373LP3E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 373 xxxx [1] max peak re ow temperature of 235 c [2] max peak re ow temperature of 260 c [3] 4-digit lot number xxxx package information hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605 electrostatic sensitive device observe handling precautions
amplifiers - smt 5 5 - 109 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com pin descriptions pin number function description interface schematic 1, 3, 5, 8, 10, 12, 13, 15, 16 n/c no connection necessary. these pins may be connected to rf/dc ground. 2rfin this pin is matched to 50 ohms with a 19 nh inductor to ground. see application circuit. 4vctl dc ground return. lna is in high gain mode when a short circuit is introduced to this pin through an external switch. lna is in bypass mode when open circuit is introduced 6acg an external capacitor of 0.01f to ground is required for low frequency bypassing. see application circuit for further details. 7, 14 gnd these pins must be connected to rf/dc ground. 9vdd power supply voltage. choke inductor and bypass capacitor are required. see application circuit. 11 rfout this pin is ac coupled and matched to 50 ohms. hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
amplifiers - smt 5 5 - 110 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com item description j1 - j2 pcb mount sma rf connector j3 - j4 dc pin j5 2 pos dip switch c1 10000 pf capacitor, 0402 pkg. c2 10000 pf capacitor, 0603 pkg. c3 1000 pf capacitor, 0402 pkg. l1 19 nh inductor, 0402 pkg. l2 18 nh inductor, 0603 pkg. r1 2 ohm resistor, 0402 pkg. u1 hmc373lp3 / hmc373LP3E ampli er pcb [2] 107177 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 evaluation pcb the circuit board used in the nal application should use rf circuit design te chniques. signal lines should have 50 ohm impedance while the package ground leads and exposed paddle should be con- nected directly to the ground plane similar to that shown. a suf cient number of via holes should be used to connect the top and bottom ground planes. the evaluation circuit board shown is available from hittite upon request. list of materials for evaluation pcb 107220 [1] hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
amplifiers - smt 5 5 - 111 for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application circuit note 1: choose value of capacitor c1 for low frequency bypassing. a 0.01 f 10% capacitor is recommended. note 2: pin 4 (vctl) is the dc ground return for the circuit. the lna is in the high gain mode when a short circuit is introduc ed to this pin through an external switch. the lna is in bypass mode when an open circuit is introduced. for the data presented, switching is done through a two position dip switch (j5) in series with a 2 ohm resistor (to account for the ron of an electrical switch). note 3: l1, l2 and c1 should be located as close to pins as possible. evaluation board circuit hmc373lp3 / 373LP3E gaas phemt mmic low noise amplifier w/ bypass mode, 700 - 1000 mhz v02.0605
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