typical intermodulation performance at 25 oc second order harmonic intercept point........+15 dbm (typ.) second order two tone intercept poin..........+ 9 dbm (typ.) third order two tone intercept point.............+11 dbm (typ.) power vdc + 15 +15 ma 10 12 max. rf amplifier model CZ8461 features ! ! ! ! ! lower cost ! ! ! ! ! cascadable ! ! ! ! ! operating temp. -55 oc to +85 oc ! ! ! ! ! environmental screening available characteristic typical min/max ta= 25 oc ta = -55 oc to +85 oc note: care should always be taken to effectively ground the case of each unit. noise figure (db) 4.5 5.5 max. vswr in <1.5:1 2.0:1 max. out <1.75:1 2.0:1 max. reverse isolation (db) - 21 -19 max. power @ 1 db comp. (dbm) -1.5 -4.0 min. gain (db) 15 13.5 min. specifications typical performance data maximum ratings ambient operating temperature ................ -55oc to +100 oc storage temperature ................................. -62oc to +125 oc case temperature .................................................. +125 oc dc current .......................................................... +18 volts continuous rf input power .................................. +13 dbm short term rf input power ...... 50 milliwatts (1 minute max.) maximum peak power .................... 0.5 watt (3 sec max.) rev. 5/30/08 frequency khz -400 mhz khz - 400 mhz available as: CZ8461, 4 pin to-12 (t7) tn8461, 4 pin surface mount (sm3) fp8461, 4 pin flatpack (fp4) pn8461, reduced size surface mount (sm11) the cz846x series amplifiers are designed for application in 50 ohm systems. three external capacitors and a decoupling impedance are required. the decoupling impedance must be large in comparison to the 50 ohm load to minimize gain reduction. data sheet curves are based on the noted decoupling impedance. the external capacitors determine the low frequency response of the amplifier. the cz846x series amplifiers can be cascaded in series of two or more units without oscillation problems. 50 ohm input 50 ohm out pu t +vcc cz series amp decoupling impedance schematic diagram *decoupling impedance is 1 kohm legend +25 oc +85 oc - - - - - - -55 oc spectrum microwave 2144 franklin drive n.e. palm bay, florida 32905 ph (888) 553-7531 fax (888) 553-7532 spectrum microwave 2707 black lake place philadelphia, pennsylvania 19154 ph (215) 464-4000 fax (215) 464-4001 www.spectrummicrowave.com
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