Crystal Oscillator Model Name 7311E Voltage-Controlled Crystal Oscillator (VCXO) 7300 Series n Main Application For SONET-, SDH-, and GbEthernet-related equipment n Features l A compact and high-frequency SMD-VCXO. l A surface-mount crystal oscillator. n Specifications Model Classification Item 7311E NTVC1 600 to 780 Nominal frequency range (MHz) +3.3V DC±5% Power supply voltage 50Ω Load −10 to +70°C Operating temperature range 100mA max Consumption current PECL level (Complementary) Output level 40 to 60% Duty cycle (+2.0V) ±50×10−6 max Comprehensive frequency stability ±100×10−6 min / +1.65±1.5V Frequency control characteristic Positive Control polarity n Dimensions n List of Ordering Codes mm 9.6±0.5 3.9±0.2 #5 ±0.2 ±0.2 2.54 2.54 7311E-625M-NSA3327A GND 644.5313 7311E-644.5313M-NSA3327A #4 OUTPUT 666.5143 7311E-666.5143M-NSA3327A #5 OUTPUT +DC 666.91281 7311E-669.1281M-NSA3327A 669.3266 7311E-669.3266M-NSA3327A 672.1627 7311E-672.1627M-NSA3327A 690.5692 7311E-690.5692M-NSA3327A 693.483 7311E-693.483M-NSA3327A 714.5514 7311E-714.5514M-NSA3327A 719.7344 7311E-719.7344M-NSA3327A 773.0702 7311E-773.0702M-NSA3327A 775.5803 7311E-775.5803M-NSA3327A 777.6 7311E-777.6M-NSA3327A #2 N.C. Reference land pattern 2.9 3.0 #3 2.54 2.9 3.0 #6 0.8±0.1 7311E-624.7048M-NSA3327A 625 V.C #6 7.0±0.5 #2 624.7048 #1 #3 2.54 #1 7311E-622.08M-NSA3327A Connection 11.4±0.5 #4 Ordering Code 622.08 PAD No. 11.4±0.2 0.15±0.1 Frequency (MHz) The above frequencies are NDK’ s standard frequencies. Frequencies other than the above are available. Feel free to contact our sales representatives. 1.27 co26_071108_7311E_e1