frequency dividers & detectors - smt 6 6 - 124 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 general description features functional diagram the hmc493lp3 & HMC493LP3E are low noise divide-by-4 static dividers utilizing ingap gaas hbt technology packaged in leadless 3x3 mm qfn sur- face mount plastic packages. this device operates from dc (with a square wave input) to 18 ghz input frequency from a single +5v dc supply. the low addi- tive ssb phase noise of -150 dbc/hz at 100 khz offset helps the user maintain excellent system noise per- formance. ultra low ssb phase noise: -150 dbc/hz very wide bandwidth output power: -4 dbm single dc supply: +5v 3x3 mm qfn smt package typical applications prescaler for dc to 18 ghz pll applications: ? point-to-point / multi-point radios ? vsat radios ? fiber optic ? test equipment ? military electrical speci cations, t a = +25 c, 50 ohm system, vcc= +5v parameter conditions min. typ. max. units maximum input frequency 18 18.5 ghz minimum input frequency sine wave input. [1] 0.2 0.5 ghz input power range fin = 2 to 12 ghz -20 -15 +10 dbm fin = 12 to 14 ghz -20 -15 +3 dbm fin = 14 to 16 ghz -20 -15 0 dbm fin = 16 to 18 ghz -15 -10 0 dbm output power fin = 0.5 to 18 ghz -7 -4 dbm reverse leakage both rf outputs terminated 55 db ssb phase noise (100 khz offset) pin = 0 dbm, fin = 6 ghz -150 dbc/hz output transition time pin = 0 dbm, fout = 882 mhz 100 psec supply current (icc1 + icc2) 96 ma hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507 1. divider will operate down to dc for square-wave input signal
frequency dividers & detectors - smt 6 6 - 125 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, 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 0 2 4 6 8 10 12 14 16 18 20 input power (dbm) input frequency (ghz) recommended operating window -30 -20 -10 0 10 20 0 2 4 6 8 10 12 14 16 18 20 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 048121620 +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 0 2 4 6 8 10 12 14 16 18 20 pfeedthru 2nd harmonic 3rd harmonic output level (dbm) input frequency (ghz) -80 -70 -60 -50 -40 -30 -20 -10 0 0 2 4 6 8 10 12 14 16 18 20 both output ports terminated one output port terminated output level (dbm) input frequency (ghz) hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507
frequency dividers & detectors - smt 6 6 - 126 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= 882 mhz, t= 25 c absolute maximum ratings outline drawing typical supply current vs. vcc note: divider will operate over full voltage range shown above rf input (vcc = +5v) +13 dbm supply voltage (vcc1, vcc2) +5.5v channel temperature (tc) 135 c continuous pdiss (t = 85 c) (derate 11.9 mw/ c above 85 c) 593 mw thermal resistance (r th ) (junction to ground paddle) 84 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a -500 -300 -100 100 300 500 22.7 23.1 23.5 23.9 24.3 24.7 amplitude (mv) time (ns) vcc1, vcc2 (v) icc (ma) 4.75 84 5.0 96 5.25 108 electrostatic sensitive device observe handling precautions 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. part number package body material lead finish msl rating package marking [3] hmc493lp3 low stress injection molded plastic sn/pb solder msl1 [1] 493 xxxx HMC493LP3E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] 493 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 hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507
frequency dividers & detectors - smt 6 6 - 127 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 number function description interface schematic 1, 4-9, 12, 13, 16 n/c no connection. 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. 10 out divided output. 11 out divided output 180 out of phase with pin 10. 14, 15 vcc1, vcc2 supply voltage 5v 0.25v. connect both pins to +5v supply. gnd ground: backside of package has exposed metal ground slug which must be connected to rf/dc ground. pin description hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507
frequency dividers & detectors - smt 6 6 - 128 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 107384 [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 and backside ground slug 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 testing. j2 and j3 provide differential output signals. item description j1 - j3 pcb mount sma rf connector j4, j5 dc pin c2 - c5 100 pf capacitor, 0402 pkg. c6 1000 pf capacitor, 0603 pkg. c1 2.2 uf tantalum capacitor u1 hmc493lp3 / HMC493LP3E divide-by-2 pcb [2] 107197 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507
frequency dividers & detectors - smt 6 6 - 129 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 hmc493lp3 / 493lp3e smt gaas hbt mmic divide-by-4, dc - 18 ghz v04.0507
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