double - balanced mixer, 10 - 1500 mhz md - /mds - 148 fp - 2 (md - 148) v 3.00 f eatures n fully hermetic package n 1 db compression point: +5 dbm n conversion loss: 6 db typical midband n lo - rf/lo - if isolation: 40 db typical midband n impedance: 50 ohms nominal n maximum input power: 300 mw max, derated to 85c @ 3.2 mw/c n x port current: 50 ma m ax. n mil - std - 883 screening available description transformers convert the lo and rf paths to balanced lines connecting to a medi um barrier, schottky diode ring quad. these transformers help provide excellent isolation between ports. conversion loss is low. the direct conne c- tion of the if port to the diode quad allows these mixers to be used as phase detectors and bi - phase modulators. sf - 1 (mds - 148) pin configuration (md - 148) p in no. function pin no. function 1 gnd 5 lo 2 gnd 6 gnd 3 gnd 7 gnd 4 if 8 rf pin configuration (mds - 148) p in no. function pin no. function 1 gnd 3 lo 2 if 4 rf
double balanced mixer, 10 - 1500 mhz md - /mds - 148 specifications subject to change without notice. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 visit www.macom.com for additional data sheets and product information. v 3.00 typical performance curves 2 conversion loss electrical specifications 1 : t a = - 55c to +85c parameter test conditions frequency units min typ max frequency range rf, lo ports if port 10 - 1500 dc - 1500 mhz mhz ? ? ? conversion loss 10 - 800 mhz 800 - 1500 mhz db db ? ? ? ? 7.5 10 lo to rf 10 - 100 mhz 100 - 1000 mhz 1000 - 1500 mhz db db db 35 25 20 ? ? ? ? ? ? lo to if 10 - 100 mhz 100 - 1000 mhz 1000 - 1500 mhz db db db 35 20 12 ? ? ? ? ? ? rf to if 10 - 100 mhz 100 - 1000 mhz 1000 - 1500 mhz db db db 30 18 8 ? ? ? ? ? ? dc polarity negative ? ? ? ? ? rf input 1 db compression 1 db desensitization ? ? dbm dbm ? ? +5 +3 ? ? ssb noise figure within 1 db of conversion loss max ? ? ? ? ? typical two - tone im ratio 2 with a ? 10 dbm input, each input, 25 mhz and 35 mhz if 1500 mhz db ? 50 ? isolation dc offset ? ? mv ? < 10 ? 1. all specifications apply when operated at +10 dbm available lo power with 50 ohm source and load impedance. 2. measured at 1500 mhz . 5 6 7 8 9 10 20 50 100 200 500 1000 1500 frequency (mhz) conversion loss (db) bottom view of sf - 1 .506 4x .016 .002 6x .050 (+.020/-.000) 4x .099 .010 .381 .000 .002 .165 .220 .385 ref .000 .002 .080 .143 .205 .305 .367 .430 .510 ref
double balanced mixer, 10 - 1500 mhz md - /mds - 148 specifications subject to change without notice. n north america: tel. (800) 366 - 2266 n asia/pacific: tel.+ 81 - 44 - 844 - 8296 , fax + 81 - 44 - 844 - 8298 n europe: tel. +44 (1344) 869 595, fax+44 (1344) 300 020 visit www.macom.com for additional data sheets and product information. v 3.00 typical performance curves 3 conversion loss vs. lo power ordering information part number package md - 148 pin fp - 2 mds - 148 pin sf - 1 6 8 10 12 14 0 4 8 12 16 20 lo power (dbm) conversion loss (db) isolation 10 20 30 40 50 10 20 50 100 200 500 1000 1500 frequency (mhz) isolation (db) rf-if lo-if lo-rf
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