HCD351

5V OCXO HCMOS Output Specifications HCD351 Parameters Frequency range: 5.0 ~ 20.0MHz Ageing per day (at despatch): < ±1x10-9 < ±5x10-10 < ±2x10-10 Frequency stability: < ±5x10-8 per year -9 < ±1x10 per 10% change in VDD Short term stability: < ±1x10-11 over 1 sec Product HCD351 Option Codes ࡯ ࡯ ࡯ ˿ ࡯ ࡯ ࡯ ࡯ ࡯ ˿ ˿ ˿ ࡯ ࡯ ࡯ ࡯ P R S A C F D E F 36.10 (max) 27.20 (max) 19.40 (max) 0.50 0.80Ø 17.80 25.40 5.00 15.00 Temperature stability: < < ±1x10-8 < ±5x10-9 ±2x10-8 3 8.90 2 8.90 1 BOTTOM VIEW 4 PIN 1 2 3 4 CONNECTION Freq adjustment Ref voltage out Supply RF output Ground & case Operating temperature range: 0 to +50°C -10 to +60°C -20 to +70°C Storage temperature range: -40 to +90°C Output waveform: HCMOS / TTL compatible Frequency adjustment: ±5x10-7 (typ) over +0.5 to +4.0V (sufficient for 10 years ageing min) Stabilised +4.0V supply provided Supply voltage (VDD): +5.0V (±0.5V) Power consumption: 5.0W max at switch on 1.2W typ when stabilised at 25°C Warm up: < ±2x10-8 after 8mins at +20°C Phase noise (@ 10.0MHz): < -120 dBc/Hz @ 10Hz < -130 dBc/Hz @ 100Hz < -150 dBc/Hz @ 1kHz < -155 dBc/Hz @ 10kHz < -155 dBc/Hz @ 50kHz Harmonics: Shock: < -30dB wrt carrier IEC 68-2-27 Test Ea 50G for 11ms 5 5 Scale 1:1 Features « « « « ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ ࡯ L Temperature stability down to 20ppb Single 5V oven & oscillator supply Standard European IEC CO-08 pin-out Custom options available Standard Models The table shows the most common models. In most cases selecting on...