NH20M20LA

Crystal Oscillator Model Name NH20M20LA n Main Application l Mobile communication base station l Measuring instrument l Synthesizer l Exchanger l High-end router Oven-Controlled Crystal Oscillator (OCXO) for Fixed Communication Equipment n Features l Compact, with a low height. l Excellent rise characteristics. l Excellent phase noise characteristics. l Excellent aging characteristics. n Specifications Measurement condition Standard nominal frequency (MHz) Power supply voltage Power consumption Output level Load Duty Cycle (1/2Vcc) Operating temperature range Frequency stability Frequency warm-up characteristic +25°C three minutes after power is on Aging Based on frequency after 30 days operation Based on frequency after 30 days operation Frequency / temperature characteristic −10 to +70°C Power supply variation characteristics DC +5V±5% Frequency control characteristic 0 to +5 V, positive polarity Item Model NH20M20LA 10 , 38.88 DC +5V 3 W max. at the start and 1.5 W max. when stable (+25°C) HCMOS (VOL : 0.5V max., VOH : 4.5V min.) 15pF 45 to 55% −10 to +70°C ±500×10-9 max. ±10×10−9/day max. ±500×10−9/year max. ±200×10−9 max. ±50×10−9 max. ±5×10−6 min. n Reference Value Offset frequency 1 Hz 10 Hz 100 Hz 1k Hz 10k Hz dBc/Hz −60 max. −90 max. −115 max. −135 max. −145 max. Phase noise (@38.88MHz) The value of phase noise changes when the frequency changes. n Dimensions PIN Connections #1 #2 #3 #4 #5 VCC OUTPUT GND VCONT NC n List of Options Operating temperature range Power supply voltage Nominal frequency (MHz) −30 to +70°C DC +3.3V 10 to 38.88 21max For details of options, please feel free to contact our sales representatives. #1 21max #2 Terminal number is not printed #3 n List of Ordering Codes 15.24 +0.2 10.5max 4POINT 0.3 −0 7.62 STAND OFF (GRASS) Frequency (MHz) 10 38.88 Ordering Code NH20M20LA-10M-NSA3421A NH20M20LA-38.88M-NSA3421A #5 5-φ0.45±0.1 7.62 15.24 #4 The above frequencies are NDK’ s standard frequencies. Frequencies other than the above are available. Feel free to contact our sales representatives. 5 Tolerance ±0.5mm co43_080418_NH20M20LA_e1