vco s & plos - smt 11 11 - 2 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 hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607 general description features functional diagram the hmc358ms8g & HMC358MS8GE are gaas ingap heterojunction bipolar transistor (hbt) mmic vcos. the hmc358ms8g & HMC358MS8GE inte- grate resonators, negative resistance devices, varac- tor diodes, and buffer ampli ers. the vcos phase noise performance is excellent over temperature, shock, and process due to the oscillators monolithic structure. power output is 11 dbm typical from a 3v supply voltage. the voltage controlled oscillator is packaged in a low cost, surface mount 8 lead msop package with an exposed base for improved rf and thermal performance. pout: +11 dbm phase noise: -110 dbc/hz @100 khz no external resonator needed single supply: 3v @ 100 ma 15mm 2 msop8g smt package typical applications low noise mmic vco w/buffer ampli er for c-band applications such as: ? unii & pt. to pt. radios ? 802.11a & hiperlan wlan ? vsat radios electrical speci cations, t a = +25 c, vcc = +3v parameter min. typ. max. units frequency range 5.8 - 6.8 ghz power output 811 dbm ssb phase noise @ 100 khz offset, vtune= +5v @ rf output -110 dbc/hz tune voltage (vtune) 0 10 v supply current (icc) 100 ma tune port leakage current (vtune= 10v) 10 a output return loss 9db harmonics 2nd 3rd -10 -20 db db pulling (into a 2.0:1 vswr) 10 mhz pp pushing @ vtune= +3v 150 mhz/v frequency drift rate 0.8 mhz/c
vco s & plos - smt 11 11 - 3 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 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 hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607 5.6 5.8 6 6.2 6.4 6.6 6.8 7 7.2 012345678910 vcc= 2.75v vcc= 3.0v vcc= 3.25v output frequency (ghz) tuning voltage (volts) -150 -125 -100 -75 -50 -25 0 10 3 10 4 10 5 10 6 10 7 +25 c +85 c -40 c ssb phase noise (dbc/hz) offset frequency (hz) -120 -110 -100 -90 -80 -70 -60 12345678910 10 khz offset 100 khz offset ssb phase noise (dbc/hz) tuning voltage (volts) 0 4 8 12 16 20 0246810 +25 c +85 c -40 c output power (dbm) tuning voltage (volts) 0 50 100 150 200 250 300 012345678910 +25 c +85 c -40 c sensitivity (mhz/volt) tuning voltage (volts) 5.6 5.8 6 6.2 6.4 6.6 6.8 7 7.2 012345678910 +25 c +85 c -40 c output frequency (ghz) tuning voltage (volts)
vco s & plos - smt 11 11 - 4 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 vcc 3.5 vdc storage temperature -65 to +150 c operating temperature -40 to +85 c vtune 0 to 11v esd sensitivity (hbm) class 1a 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 and ground paddle must be soldered to pcb rf ground. typical supply current vs. vcc note: vco will operate over full voltage range shown above. vcc (v) icc (ma) 2.75 80 3.0 100 3.25 115 electrostatic sensitive device observe handling precautions hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607 part number package body material lead finish msl rating package marking [3] hmc358ms8g low stress injection molded plastic sn/pb solder msl1 [1] h358 xxxx HMC358MS8GE rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h358 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
vco s & plos - smt 11 11 - 5 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 descriptions pin number function description interface schematic 1 vcc supply voltage vcc= 3v 2, 6, 7 n/c no connection 3vtune control voltage input. modulation port bandwidth dependent on drive source impedance. 4, 5 gnd package bottom has an exposed metal paddle that must be rf & dc grounded. 8 rfout rf output (ac coupled). hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607
vco s & plos - smt 11 11 - 6 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 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. evaluation pcb list of materials for evaluation pcb 104713 [1] item description j1 - j3 pcb mount sma rf connector c1 10 f tantalum capacitor u1 hmc358ms8g / HMC358MS8GE vco pcb [2] 104368 eval board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607
vco s & plos - smt 11 11 - 7 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 notes: hmc358ms8g / 358ms8ge mmic vco w/ buffer amplifier, 5.8 - 6.8 ghz v04.0607
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