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 vcos - smt 12 12 - 14 mmic vco w/ buffer amplifier, 2.6 - 2.8 ghz v04.1209 general description features functional diagram the hmc386lp4 & hmc386LP4E are gaas ingap heterojunction bipolar transistor (hbt) mmic vcos with integrated resonators, negative resistance devices, varactor diodes, and buffer ampli ers. covering 2.6 to 2.8 ghz, the vcos phase noise performance is excellent over temperature, shock, vibration and process due to the oscillators mono- lithic structure. power output is 5 dbm typical from a single supply of 3v @ 35ma. the voltage controlled oscillator is packaged in a low cost leadless qfn 4x4 mm surface mount package. pout: +5 dbm phase noise: -114 dbc/hz @100 khz no external resonator needed single supply: 3v @ 35ma 24 lead 4x4mm qfn package: 16 mm 2 typical applications low noise mmic vco w/buffer ampli er for: ? wireless infrastructure ? industrial controls ? test equipment ? military electrical speci cations, t a = +25 c, vcc = +3v parameter min. typ. max. units frequency range 2.6 - 2.8 ghz power output 25 dbm ssb phase noise @ 100 khz offset, vtune = +5v @ rf output -114 dbc/hz tune voltage (vtune) 0 10 v supply current (icc) (vcc = +3v) 35 ma tune port leakage current 10 a output return loss 9db harmonics 2nd 3rd -5 -15 dbc dbc pulling (into a 2.0:1 vswr) 3mhz pp pushing @ vtune = +5v 2mhz/v frequency drift rate 0.3 mhz/c hmc386lp4 / 386LP4E
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 vcos - smt 12 12 - 15 frequency vs. tuning voltage, t = 25c sensitivity vs. tuning voltage, vcc = +3v typical ssb phase noise @ vtune= +5v phase noise vs. tuning voltage frequency vs. tuning voltage, vcc = +3v output power vs. tuning voltage, vcc = +3v 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 012345678910 +25c +85c -40c output frequency (ghz) tuning voltage (v) 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 012345678910 2.75v 3.00v 3.25v output frequency (ghz) tuning voltage (v) 0 20 40 60 80 100 120 140 160 180 200 012345678910 +25c +85c -40c sensitivity (mhz/volt) tuning voltage (v) 0 1 2 3 4 5 6 7 8 9 10 012345678910 +25c +85c -40c output power (dbm) tuning voltage (v) -125 -120 -115 -110 -105 -100 -95 -90 -85 -80 012 345 678910 10khz offset 100khz offset ssb phase noise (dbc/hz) tuning voltage (v) -150 -125 -100 -75 -50 -25 0 10 3 10 4 10 5 10 6 +25c +85c -40c ssb phase noise (dbc/hz) offset frequency (hz) hmc386lp4 / 386LP4E v04.1209 mmic vco w/ buffer amplifier, 2.6 - 2.8 ghz
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 vcos - smt 12 12 - 16 absolute maximum ratings outline drawing vcc +3.5v vtune 0 to +11v channel temperature 135 c thermal resistance (r th ) (junction to package base) 138 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c typical supply current vs. vcc note: vco will operate over full voltage range shown above. vcc (v) icc (ma) 2.75 30 3.0 35 3.25 40 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. electrostatic sensitive device observe handling precautions part number package body material lead finish msl rating package marking [3] hmc386lp4 low stress injection molded plastic sn/pb solder msl1 [1] h386 xxxx hmc386LP4E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h386 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 hmc386lp4 / 386LP4E v04.1209 mmic vco w/ buffer amplifier, 2.6 - 2.8 ghz
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 vcos - smt 12 12 - 17 pin number function description interface schematic 1- 14, 17 - 19, 21, 23, 24 n/c the pins are not connected internally; however, all data shown herein was measured with these pins connected to rf/dc ground externally. 15 gnd this pin must be connected to rf & dc ground. package bottom has an exposed metal paddle that must be rf & dc grounded. 16 rfout rf output (ac coupled) 20 vcc supply voltage vcc= 3v 22 vtune control voltage input. modulation port bandwidth dependent on drive source impedance. pin descriptions the circuit board used in the application should use rf circuit design techniques. signal lines should have 50 ohm impedance while the pack- age ground leads and exposed paddle 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 avail- able from hittite upon request. evaluation pcb item description j1 - j2 pcb mount sma rf connector j3 - j4 dc pin c1 4.7 f tantalum capacitor c2 10,000 pf capacitor, 0603 pkg. u1 hmc386lp4 / hmc386LP4E vco pcb [2] 105667 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 or arlon 25fr list of materials for evaluation pcb 105706 [1] hmc386lp4 / 386LP4E v04.1209 mmic vco w/ buffer amplifier, 2.6 - 2.8 ghz
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