for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 78 general description features functional diagram the hmc434(e) is a low noise divide-by-8 static divider utilizing ingap gaas hbt technology in ultra small surface mount sot26 plastic packages. this device operates from dc (with a square wave input) to 8 ghz input frequency with a single +3v dc supply. single-ended inputs and outputs reduce component count and cost. the low additive ssb phase noise of -150 dbc/hz at 100 khz offset helps the user maintain good system noise performance. ultra low ssb phase noise: -150 dbc/hz single-ended i/os output power: -2 dbm single dc supply: +3v @ 62 ma 9 mm 2 ultra small package: sot26 electrical speci cations, t a = +25 c, 50 ohm system, vcc= +3v typical applications prescaler for dc to c band pll applications: ? unii, pt. - pt. & vsat radios ? 802.11a & hiperlan wlan ? fiber optic ? cellular / 3g infrastructure parameter conditions min. typ. max. units maximum input frequency 88.5 ghz minimum input frequency sine wave input. [1] 0.2 ghz input power range fin= 1 to 3 ghz fin= 3 to 7 ghz fin= 7 to 8 ghz -10 -3 0 +12 +12 +10 dbm dbm dbm output power fin= 1 to 8 ghz -5.0 -2.0 dbm reverse leakage rf output terminated, fin= 4 ghz, pin= 0 dbm -20 dbm ssb phase noise (100 khz offset) pin= 0 dbm, fin= 4 ghz -150 dbc/hz output transition time pin= 0 dbm, fout= 882 mhz 140 ps supply current (icc) vcc= +3.0v 62 83 ma 1. divider will operate down to dc for square-wave input signal. hmc434 / 434e smt gaas hbt mmic divide-by-8, dc - 8 ghz v04.0410
for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 79 -20 -15 -10 -5 0 5 10 15 20 012345678910 input power (dbm) input frequency (ghz) ssb phase noise performance, pin= 0 dbm, t= 25 c input sensitivity window, t= 25 c input sensitivity window vs. temperature output power vs. temperature recommended operating window reverse leakage, pin= 0 dbm, t= 25 c output harmonic content, pin= 0 dbm, t= 25 c -160 -140 -120 -100 -80 -60 -40 -20 0 10 2 10 3 10 4 10 5 10 6 10 7 ssb phase noise (dbc/hz) offset frequency (hz) -5 -4 -3 -2 -1 0 012345678910 +25 c -40 c +75 c output power (dbm) input frequency (ghz) -60 -50 -40 -30 -20 -10 0 0246810 power level (dbm) input frequency (ghz) -50 -40 -30 -20 -10 0 012345678910 pfeedthru 2nd harmonic 3rd harmonic output level (dbm) input frequency (ghz) -20 -15 -10 -5 0 5 10 15 20 012345678910 min pin +25 c max pin +25 c min pin -40 c max pin -40 c min pin +85 c max pin +85 c input power (dbm) input frequency (ghz) hmc434 / 434e v04.0410 smt gaas hbt mmic divide-by-8, dc - 8 ghz
for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 80 output voltage waveform, pin= 0 dbm, fout= 882 mhz, t= 25 c typical supply current vs. vcc note: divider will operate over full voltage range shown above vcc (v) icc (ma) 2.70 50 3.0 62 3.30 74 dc blocking capacitors are required at rf input and rf output ports. choose value for lowest frequency of operation. electrostatic sensitive device observe handling precautions -300 -200 -100 0 100 200 300 22.7 23.1 23.5 23.9 24.3 24.7 amplitude (mv) time (ns) hmc434 / 434e v04.0410 smt gaas hbt mmic divide-by-8, dc - 8 ghz absolute maximum ratings reliability information rf input power (vcc = +3v) 15 dbm nominal +3v supply to gnd -0.3v to +3.5v max peak flow temperature 260 c storage temperature -65 to +125 c junction temperature to maintain 1 million hour mttf 135 c nominal junction temperature (t = 85 c) 99 c thermal resistance (junction to gnd paddle, 3v supply) 70 c/w operating temperature -40 to +85 c
for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 81 outline drawing pin description pin number function description interface schematic 1, 4 n/c the pins are not connected internally; however, all data shown herein was measured with these pins connected to rf/dc ground externally. 2 gnd pin must connect ro rf/dc ground. 3 in rf input must be dc blocked. 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 not for suggested land pattern. part number package body material lead finish msl rating package marking [3] hmc434 low stress injection molded plastic sn/pb solder msl1 [1] h434 xxxx HMC434E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 434e 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 hmc434 / 434e v04.0410 smt gaas hbt mmic divide-by-8, dc - 8 ghz
for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 82 note: line lengths on pins 1 & 4 (n/c) are not necessary. application circuit note: dc blocking capacitor values (c1, c2) and dc decoupling capacitor values (c3, c4) are chosen for lowest frequency of operation. hmc434 / 434e v04.0410 smt gaas hbt mmic divide-by-8, dc - 8 ghz pin description (continued) pin number function description interface schematic 5 vcc supply voltage 3v 0.3v. 6 out divided output must be dc blocked.
for price, delivery and to place orders: 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 support: phone: 978-250-3343 or apps@hittite.com frequency dividers & detectors - smt 4 4 - 83 the circuit board used in the application should use rf circuit design techniques. signal lines should have 50 ohm impedance while the package ground leads should be connected directly to the ground plane similar to that shown. a sufficient 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. evaluation pcb list of materials for evaluation pcb 105675 [1] item description j1 - j2 pcb mount sma rf connector j3 - j4 dc pin c1 - c2 100 pf capacitor, 0402 pkg. c3 1000 pf capacitor, 0402 pkg. c4 10 f tantalum capacitor, 1206 pkg. u1 hmc434 / HMC434E divide-by-8 pcb [2] 105199 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc434 / 434e v04.0410 smt gaas hbt mmic divide-by-8, dc - 8 ghz
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