frequency (mhz) f1: 622.08 f2: 644.5313 f1: 622.08 f2: 666.5143 f1: 622.08 f2: 669.3266 ordering code 7311q-622m644m-nsa3342a 7311q-622m666m-nsa3342b 7311Q-622M669M-NSA3342C the above frequencies are ndk s standard frequencies. frequencies other than the above are available. feel free to contact our sales representatives. co34_090925_7311q_e cont. (#2) l h output (#4,#5) fec rate 622.08 mhz * high level : min. 2.0 v low level : max. 0.8 v function table n specifications n dimensions n list of ordering codes model name 7311q dual-rate voltage-controlled crystal oscillator (dual rate-vcxo ? ) 7300 series for sonet-, sdh-, and gbethernet-related equipment crystal oscillator n features n main application l two frequency is selected by external input: 622.08 mhz or fec rate. l a surface-mount crystal oscillator. l complies with the rohs directive. item model classification nominal frequency range (mhz) supply voltage [v cc ] (v) current consumption (ma) output voltage symmetry (%) output load condition (lvpecl) () operating temperature range () overall frequency tolerance frequency control range frequency change polarity 622.08 / 644.5313, 622.08 / 666.5143, 622.08 / 669.3266 +3.3 5 % max. 100 lvpecl (complementary) 40 to 60 (v cc ? 1.3 v) 50 (v cc ? 2.0 v) ?10 to +70 max. 50 10 ?6 min. 100 10 ?6 / + 1.65 1.5 v positive 7311q atvc1 17.0 0.5 9.6 0.5 11.6 0.2 3.9 0.2 2.54 0.2 2.54 0.2 7.0 0.5 0.8 0.1 #6 #5 #4 #3 #1 #2 2.54 2.54 3.0 3.0 2.9 2.9 1.27 0.15 0.1 land pattern (typical) hollow mm #1 #2 #3 #4 #5 #6 v cont cont gnd output output v cc terminal land connections dual rate-vcxo is registered trademark of nihon dempa kogyo co., ltd. in japan.
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