microwave corporation 11 - 16 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 freq. multipliers - smt 11 HMC188MS8 gaas mmic smt passive frequency doubler, 1.25 - 3.0 ghz input v02.1201 general description features functional diagram conversion loss: 15 db fo, 3fo, 4fo isolation: 45 db input drive level: 10 to 20 dbm electrical speci cations, t a = +25?c, as a function of drive level typical applications the HMC188MS8 is suitable for: wireless local loop lmds, vsat, and pt to pt radios unii & hiperlan test equipment the HMC188MS8 is a miniature frequency doubler in a plastic 8-lead msop package. the suppres- sion of undesired fundamental and higher order har- monics is 45 db typical with respect to input signal levels. the doubler uses the same diode/balun tech- nology used in hittite mmic mixers. the doubler is ideal for high volume applications where frequency doubling of a lower frequency is more economical than directly generating a higher frequency. the passive schottky diode doubler technology contrib- utes no measurable additive phase noise onto the multiplied signal. input = +10 dbm input = +15 dbm input = +20 dbm parameter min. typ. max. min. typ. max. min. typ. max. units frequency range, input 1.75 - 2.75 1.5 - 2.5 1.25 - 3.0 ghz frequency range, output 3.5 - 5.5 3.0 - 5.0 2.5 - 6.0 ghz conversion loss 19 22 15 18 16 19 db fo isolation (with respect to input level) 35 45 db 3fo isolation (with respect to input level) 43 50 db 4fo isolation (with respect to input level) 38 45 db
microwave corporation 11 - 17 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 freq. multipliers - smt 11 -50 -40 -30 -20 -10 0 conversion loss (db) 0123 4 56 78 output frequency (ghz) input = +10 dbm input = +13 dbm input = +15 dbm input = +20 dbm gaas mmic sub-harmonically pumped mixer 17 - 25 ghz HMC188MS8 conversion loss @ +15 dbm drive level isolation @ +15 dbm drive level* input return loss vs. drive level output return loss vs. drive level v02.1201 gaas mmic smt frequency doubler, 1.25 - 3.0 ghz input *with respect to input level note: output return loss measured at 2fo, with +10dbm, +15 dbm, and +20 dbm drive levels on input of doubler. conversion loss vs. drive level -50 -40 -30 -20 -10 0 conversion loss (db) 012345678 output frequency (ghz) +25c -40c +85c -25 -20 -15 -10 -5 0 output return loss (db) 01 2345678 output frequency (ghz) input = +10 dbm input = +15 dbm input = +20 dbm -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 isolation (db) 0 5 10 15 20 frequency (ghz) fo 3fo 4fo -25 -20 -15 -10 -5 0 input return loss (db) 01 23 4 567 8 input frequency (ghz) input = +10 dbm input = +15 dbm input = +20 dbm
microwave corporation 11 - 18 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 freq. multipliers - smt 11 absolute maximum ratings outline drawing v02.1201 HMC188MS8 gaas mmic smt frequency doubler, 1.25 - 3.0 ghz input input drive +27 dbm storage temperature -65 to +150 c operating temperature -40 to +85 c notes: 1. package body material: low stress injection molded plastic silica and silicon impregnated. 2. leadframe material: copper alloy 3. leadframe plating: sn/pb solder 4. dimensions are in inches [millimeters]. 5. dimension does not include moldflash of 0.15 mm per side. 6. dimension does not include moldflash of 0.25 mm per side. 7. all ground leads must be soldered to pcb pf ground.
microwave corporation 11 - 19 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 freq. multipliers - smt 11 v02.1201 HMC188MS8 gaas mmic smt frequency doubler, 1.25 - 3.0 ghz input evaluation pcb list of materials item description j1 - j3 pc mount sma connector c1 1,000 pf capacitor, 0603 pkg. u1 hmc443lp4, x4 active multiplier pcb* 104610 eval board * circuit board material: rogers 4350 the circuit board used in the ? nal application should be generated with proper 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. the evaluation circuit board shown is available from hittite upon request.
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