frequency dividers & detectors - smt 6 6 - 60 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 hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz general description features functional diagram the hmc426ms8 & hmc426MS8E are low noise divide-by-4 static dividers utilizing sige technology in 8 lead surface mount plastic packages. this device operates from dc (with a square wave input) to 4.0 ghz input frequency while operating from a single +3v supply at only 13 ma. the low additive ssb phase noise of -146 dbc/hz at 100 khz offset helps the user maintain excellent system noise performance. ultra low ssb phase noise: -146 dbc/hz wide input power range: -15 to +10 dbm output power: +3.5 dbm single dc supply: +3v @ 13 ma ms8 smt package typical applications prescaler for dc to 4.0 ghz pll applications: ? dbs/catv tuners ? 802.11x & hiperlan wlan ? fixed wireless & wll ? microwave & vsat radios ? cellular & 3g electrical speci cations, t a = +25 c, 50 ohm system, vcc= 3v v00.0903 parameter conditions min. typ. max. units maximum input frequency 4.0 4.5 ghz minimum input frequency sine wave input. [1] 0.2 0.5 ghz input power range fin = 0.5 to 2 ghz -15 -20 +5 dbm fin = 2 to 4 ghz -15 -20 +10 dbm output power fin = 1 ghz +0.5 +3.5 dbm fin = 4 ghz -3 0 dbm reverse leakage 25 db ssb phase noise (100 khz offset) pin = 0 dbm, fin = 3 ghz -146 dbc/hz output transition time pin = 0 dbm, fout = 500 mhz 400 ps supply current (icc) 13 ma 1. divider will operate down to dc for square-wave input signal.
frequency dividers & detectors - smt 6 6 - 61 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 ssb phase noise performance @ fin= 3 ghz pin= 0 dbm, t= 25 c input sensitivity window, t= 25 c input sensitivity window vs. temperature output power vs. temperature reverse leakage, pin= 0 dbm, t= 25 c output harmonic content, pin= 0 dbm, t= 25 c -30 -20 -10 0 10 20 01234 input power (dbm) input frequency (ghz) recommended operating window -30 -20 -10 0 10 20 01234 min pin +25c max pin +25c min pin +85c max pin +85c min pin -40c max pin -40c input power (dbm) input frequency (ghz) -10 -8 -6 -4 -2 0 2 4 6 8 10 01234 +25c +85c -40c output power (dbm) input frequency (ghz) -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) -50 -40 -30 -20 -10 0 01234 pfeedthru 2nd harmonic 3rd harmonic output level (dbm) input frequency (ghz) -80 -70 -60 -50 -40 -30 -20 -10 0 01234 output level (dbm) input frequency (ghz) hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz v00.0903
frequency dividers & detectors - smt 6 6 - 62 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 output voltage waveform, pin= 0 dbm, fout= 500 mhz, t= 25 c -500 -400 -300 -200 -100 0 100 200 300 400 500 24.6 25.2 25.7 26.3 26.9 27.4 28 amplitude (mv) time (ns) input return loss -35 -30 -25 -20 -15 -10 -5 0 01234 return loss (db) input frequency (ghz) hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz v00.0903
frequency dividers & detectors - smt 6 6 - 63 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 absolute maximum ratings outline drawing typical supply current vs. vcc note: divider will operate over full voltage range shown above vcc (v) icc (ma) 2.7 10 3.0 13 3.3 16 rf input (vcc = +3v) +13 dbm vcc +3.5v channel temperature 150 c continuous pdiss (t = 85 c) (derate 7 mw/ c above 85 c) 460 mw thermal resistance (r th )(junction to lead) 142 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. dimension does not include moldflash of 0.15mm per side. 4. dimension does not include moldflash of 0.25mm per side. 5. all ground leads must be soldered to pcb rf ground. electrostatic sensitive device observe handling precautions hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz v00.0903 part number package body material lead finish msl rating package marking [3] hmc426ms8 low stress injection molded plastic sn/pb solder msl1 [1] h426 xxxx hmc426MS8E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h426 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
frequency dividers & detectors - smt 6 6 - 64 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 pin number function description interface schematic 1 vcc supply voltage 3v 0.3v. 2 in rf input must be dc blocked. 3in rf input 180 out of phase with pin 2 for differential operation. ac ground for single ended operation. 4, 5 gnd rf/dc ground 6, 8 n/c no connection. 7 out divided output. pin description hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz v00.0903
frequency dividers & detectors - smt 6 6 - 65 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 evaluation pcb list of materials for evaluation pcb 107622 [1] the circuit board used in the nal 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. this evaluation board is designed for single ended input and output testing. item description j1 - j2 pcb mount sma rf connector j3 - j4 dc pin c1 1000 pf capacitor, 0603 pkg. c2 4.7 uf tantalum capacitor c3 - c4 100 pf capacitor, 0402 pkg. c5 1000 pf capacitor, 0402 pkg. u1 hmc426ms8 / hmc426MS8E divide-by-4 pcb [2] 107620 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc426ms8 / 426MS8E smt sige mmic divide-by-4, dc - 4 ghz v00.0903
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