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 vcos with f o /2 output - smt 8 8 - 1 hmc508lp5 / 508lp5e mmic vco w/ half frequency output 7.3 - 8.2 ghz v04.0811 general description features functional diagram the hmc508lp5 & hmc508lp5e are gaas ingap heterojunction bipolar transistor (hbt) mmic vcos. the hmc508lp5 & hmc508lp5e integrate resonators, negative resistance devices, varactor diodes and feature a half frequency output. the vcos phase noise performance is excellent over temper- ature, shock, and process due to the oscillators monolithic structure. power output is +15 dbm typical from a +5v supply. the voltage controlled oscillator is packaged in a leadless qfn 5x5 mm surface mount package, and requires no external matching components. dual output: fo = 7.3 - 8.2 ghz fo/2 = 3.65 - 4.1 ghz pout: +15.0 dbm phase noise: -116 dbc/hz @100 khz typ. no external resonator needed 32 lead 5x5mm smt package: 25mm2 typical applications low noise mmic vco w/half frequency, for: ? vsat radio ? point to point/multi-point radio ? test equipment & industrial controls ? military end-use electrical specifcations, t a = +25 c, vcc = +5v parameter min. typ. max. units frequency range fo fo/2 7.3 - 8.2 3.65 - 4.1 ghz ghz power output rfout rfout/2 +12 +4 +17 +10 dbm dbm ssb phase noise @ 100 khz offset, vtune= +5v @ rfout -116 dbc/hz tune voltage vtune 2 13 v supply current (icc) (vcc = +5.0v) 200 240 280 ma tune port leakage current (vtune= 13v) 10 a output return loss 2 db harmonics/subharmonics 1/2 2nd 3rd 40 20 35 dbc dbc dbc pulling (into a 2.0:1 vswr) 8 mhz pp pushing @ vtune= 5v 10 mhz/v frequency drift rate 1.0 mhz/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 vcos with f o /2 output - smt 8 8 - 2 frequency vs. tuning voltage, t= 25c sensitivity vs. tuning voltage, vcc= +5v ssb phase noise @ vtune = +5v frequency vs. tuning voltage, vcc= +5v output power vs. tuning voltage, vcc= +5v 6 6.5 7 7.5 8 8.5 9 0 1 2 3 4 5 6 7 8 9 10 11 12 13 vcc=4.75v vcc=5.0v vcc=5.25v output frequency (ghz) tuning voltage (volts) 0 4 8 12 16 20 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 c +85 c -40 c output power (dbm) tuning voltage (volts) 0 100 200 300 400 500 600 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 c +85 c -40 c sensitivity (mhz/v) tuning voltage (volts) -160 -140 -120 -100 -80 -60 -40 -20 0 10 2 10 3 10 4 10 5 10 6 +25 c +85 c -40 c ssb phase noise (dbc/hz) offset frequency (hz) 6 6.5 7 7.5 8 8.5 9 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 c +85 c -40 c output frequency (ghz) tuning voltage (volts) ssb phase noise vs. tuning voltage -130 -110 -90 -70 -50 -30 -10 1 2 3 4 5 6 7 8 9 10 11 12 13 10khz offset 100khz offset ssb phase noise (dbc/hz) tuning voltage (volts) hmc508lp5 / 508lp5e v04.0811 mmic vco w/ half frequency output 7.3 - 8.2 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 vcos with f o /2 output - smt 8 8 - 3 absolute maximum ratings vcc +5.5 vdc vtune 0 to +15v junction temperature 135 c continuous pdiss (t=85 c) (derate 28 mw/c above 85 c 1.4 w thermal resistance (junction to ground paddle) 35 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a typical supply current vs. vcc note: vco will operate over full voltage range shown above. vcc (v) icc (ma) 4.75 220 5.0 240 5.25 260 electrostatic sensitive device observe handling precautions rfout/2 frequency vs. tuning voltage, vcc= +5v rfout/2 output power vs. tuning voltage, vcc= +5v 0 2 4 6 8 10 12 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 c +85 c -40 c output power (dbm) tuning voltage (volts) 3 3.25 3.5 3.75 4 4.25 4.5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 c +85 c -40 c output frequency (ghz) tuning voltage (volts) hmc508lp5 / 508lp5e v04.0811 mmic vco w/ half frequency output 7.3 - 8.2 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 vcos with f o /2 output - smt 8 8 - 4 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. part number package body material lead finish msl rating package marking [3] hmc508lp5 low stress injection molded plastic sn/pb solder msl3 [1] h508 xxxx hmc508lp5e rohs-compliant low stress injection molded plastic 100% matte sn msl3 [2] h508 xxxx [1] max peak refow temperature of 235 c [2] max peak refow temperature of 260 c [3] 4-digit lot number xxxx package information hmc508lp5 / 508lp5e v04.0811 mmic vco w/ half frequency output 7.3 - 8.2 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 vcos with f o /2 output - smt 8 8 - 5 pin number function description interface schematic 1 - 4, 6 - 10, 13 - 18, 20, 22 - 28, 30 - 32 n/c no connection. these pins may be connected to rf/ dc ground. performance will not be affected. 12 rfout/2 half frequency output (ac coupled). 19 rfout rf output (ac coupled). 21 vcc supply voltage, +5v 29 vtune control voltage input. modulation port bandwidth dependent on drive source impedance. 5, 11, paddle gnd package bottom has an exposed metal paddle that must be connected to rf/dc ground. pin descriptions hmc508lp5 / 508lp5e v04.0811 mmic vco w/ half frequency output 7.3 - 8.2 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 vcos with f o /2 output - smt 8 8 - 6 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 and backside ground paddle should be con - nected 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 110227 [1] hmc508lp5 / 508lp5e v04.0811 mmic vco w/ half frequency output 7.3 - 8.2 ghz item description j1 - j4 pcb mount sma rf connector j5 2 mm dc header c1 - c3 100 pf capacitor, 0402 pkg. c4 1,000 pf capacitor, 0402 pkg. c5 - c7 2.2 f tantalum capacitor u1 hmc508lp5(e) vco pcb [2] 110225 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: arlon 25fr
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