| Specifications |
| Holder Type: |
OCXO-20T5.0 5.0V (Voltage code is " 5.0 " ) |
| Supply Voltage range: |
+5.0V ±0.2V |
| Frequency: |
1.25 ~100.0 MHz |
| Initial Calibration Tolerance: |
± 0.5ppm max., Vcon = +2.5V |
| Frequency Stability: |
(FS) |
| (FS)Operating Temperature Range: |
AT-cut: 0~60°C ±0.02 (ppm) / -20+70°C ±0.05 (ppm) / -40+85°C ±0.1 (ppm)
SC-cut: 0~60°C ±0.01 (ppm) / -20+70°C ±0.01 (ppm) / -40+85°C ±0.03 (ppm) |
| (FS)Warm up time (+25°C): |
AT-cut:3.0minutes (max.), within ±0.5 ppm of its reference frequency
SC-cut:1.0minutes (max.), within ±0.1 ppm of its reference frequency |
| (FS)Aging: |
AT-cut:±5.0ppb max./day, 0.5 ppm max. first year, 3.0ppm over 10 years
SC-cut:±2.0ppb max./day, 0.1 ppm max. first year, 0.5ppm over 10 years |
| (FS)Voltage Change: |
? ± 0.20ppb, supply voltage ±5% variation |
| (FS)Load Change: |
? ± 0.20ppb, for ± 5% load condition change |
| Voltage Control on pin 4 (EFC): |
Electronic Frequency Tuning |
| (EFC) Freq. Deviation Range: |
AT-cut:±5.0ppm(min.),±20ppm(max.) fo at +25°C +over operating temp.range
SC-cut:±0.5ppm(min.),±2.0ppm(max.) fo at +25°C +over operating temp.range |
| (EFC) Control Voltage Range: |
2.5V ±2.0V |
| (EFC) Transfer Function: |
Positive: Increasing control voltage increases output frequency |
| (EFC) Input Impedance: |
100 k ? (min.) // (EFC) Linearity ± 10 % (max.) |
| Power Dissipation (at 25°C): |
steady-state : 250mA (max.) , turn-on: 500mW (max.) |
| Output: |
Load (Fan out) : 15pF HCMOS (max.)
Output Logic: High (Voh) +4.5V (min), Low (Vol) +0.5V (max.)
Duty Cycle (at 50% Vcc) : 50% ± 10%
Rice and Fall Time (20%to 80%) : 5ns (max.) (20% to 80% of waveform) |
| SSB Phase Noise AT-cut: |
-75dBc/Hz @ 1Hz, -100dBc/Hz @10Hz, -130dBc/Hz @ 100Hz,
-140dBc/Hz @ 1kHz, -150dBc/Hz @10kHz |
| SSB Phase Noise SC-cut: |
-85dBc/Hz @ 1Hz, -120dBc/Hz @10Hz, -140dBc/Hz @ 100Hz,
-145dBc/Hz @ 1kHz, -150dBc/Hz @10kHz |
| Storage Temperature: |
-55~+125°C |
