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  microwave corporation 15 - 72 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com vcos - smt 15 mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz v01.0604 general description features functional diagram the HMC429LP4 is a gaas ingap heterojunc- tion bipolar transistor (hbt) mmic vco with integrated resonator, negative resistance device, varactor diode, and buffer ampli er. covering 4.45 to 5.0 ghz, the vcos phase noise per- formance is excellent over temperature, shock, vibration and process due to the oscillators monolithic structure. power output is 4.0 dbm typical from a single supply of 3.0v @ 30ma. the voltage controlled oscillator is packaged in a low cost leadless qfn 4 x 4 mm surface mount package. pout: +4.0 dbm phase noise: -105 dbc/hz @100 khz no external resonator needed single supply: 3v @ 30 ma qfn leadless smt package, 16 mm 2 typical applications low noise mmic vco w/buffer ampli er for: ?802.11a, hiperlan wlan ?vsat, unii & microwave radio ?test equipment & industrial controls ?military electrical speci cations, t a = +25?c, vcc = +3v parameter min. typ. max. units frequency range 4.45 - 5.0 ghz power output 1.0 4.0 dbm ssb phase noise @ 100 khz offset, vtune= +5v @ rf output -105 dbc/hz tune voltage (vtune) 0 10 v supply current (icc) (vcc = +3.0v) 30 ma tune port leakage current 10 ? output return loss 6db harmonics 2nd 3rd -11 -23 dbc dbc pulling (into a 2.0:1 vswr) 10 mhz pp pushing @ vtune= +5v 14 mhz/v frequency drift rate 0.4 mhz/? HMC429LP4
microwave corporation 15 - 73 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com 15 vcos - smt gaas mmic sub-harmonically pumped mixer 17 - 25 ghz frequency vs. tuning voltage, t= 25? 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 mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz HMC429LP4 v01.0604 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.1 5.2 012345678910 vcc=2.75v vcc=3.0v vcc=3.25v output frequency (ghz) tuning voltage (volts) 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.1 5.2 012345678910 +25 c +85 c -40 c output frequency (ghz) tuning voltage (volts) 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 +25 c +85 c -40 c 012345678910 sensitivity (mhz/volt) tuning voltage (volts) 0 1 2 3 4 5 6 7 8 +25 c +85 c -40 c 012345678910 output power (dbm) tuning voltage (volts) -120 -115 -110 -105 -100 -95 -90 -85 -80 -75 -70 012345678910 10 khz offset 100 khz offset ssb phase noise (dbc/hz) tuning voltage (volts) -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 3 10 4 10 5 10 6 10 7 +25 c +85 c - 40c ssb phase noise (dbc/hz) offset frequency (hz)
microwave corporation 15 - 74 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com vcos - smt 15 mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz HMC429LP4 v01.0604 absolute maximum ratings outline drawing vcc +3.5 vdc vtune 0 to +11v channel temperature 135 ? continuous pdiss (t = 85?) (derate 6.28 mw/? above 85?) 565 w storage temperature -65 to +150 ? operating temperature -40 to +85 ? typical supply current vs. vcc note: vco will operate over full voltage range shown above. vcc (v) icc (ma) 2.75 21 3.0 30 3.25 38 notes: 1. material package body: low stress injection molded plastic silica and silicon impregnated. 2. lead and ground paddle material: copper alloy 3. lead and ground paddle plating: sn/pb solder 4. dimensions are in inches [millimeters]. 5. lead spacing tolerance is non-cumulative 6. pad burr length shall be 0.15mm maximum. pad burr height shall be 0.05mm maximum. 7. package warp shall not exceed 0.05mm. 8. all ground leads and ground paddle must be soldered to pcb rf ground. 9. refer to hittite application note for suggested pcb land pattern.
microwave corporation 15 - 75 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com 15 vcos - smt mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz HMC429LP4 v01.0604 pin number function description interface schematic 1- 14, 17 - 19, 21, 23, 24 n/c no connection 15 gnd this pin must be connected to rf & dc ground. 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. gnd package bottom has an exposed metal paddle that must be rf & dc grounded. pin descriptions
microwave corporation 15 - 76 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com vcos - smt 15 mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz HMC429LP4 v01.0604 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 exposed paddle should be connected directly to the ground plane similar to that shown. a suf cient number of via holes should be used to con- nect the top and bottom ground planes. the evalua- tion circuit board shown is available from hittite upon request. evaluation pcb list of materials item description j1 - j2 pc mount sma rf connector j3 - j4 dc pin c1 4.7 ? tantalum capacitor c2 10,000 pf capacitor, 0603 pkg. u1 HMC429LP4 vco pcb* 105667 eval board * circuit board material: rogers 4350
microwave corporation 15 - 77 for price, delivery, and to place orders, please contact hittite microwave corporation: 12 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order online at www.hittite.com 15 vcos - smt mmic vco w/ buffer amplifier, 4.45 - 5.0 ghz HMC429LP4 v01.0604 notes:


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