This document describes the features and characteristics of ECM Surface Mount VCXO products, including wide frequency range, very low phase jitter, wide pullability, standard footprint, wide operating temperature, etc.
This document is a technical datasheet for the ECM Electronics Valpey Fisher VF594, a Surface Mount VCXO (Voltage Controlled Crystal Oscillator). Key features highlighted include a wide frequency range from 1.54MHz to 160.0MHz, very low phase jitter of 1pS max, and EMI shielding.
The datasheet provides detailed electrical parameters such as supply voltage options (5V or 3.3V), operating temperature ranges, and logic level specifications. It also includes mechanical dimensions in millimeters and part numbering conventions for stability, supply voltage, and temperature range variations.
| Frequency Range | 1.54MHz to 160.0MHz |
|---|---|
| Phase Jitter | 1pS max Fj>1kHz |
| Supply Voltage (Standard) | 5V +/-4/-5% |
| Supply Voltage (Option) | 3.3V +/-5% |
| Operating Temperature | 0°C to +70°C Standard, -45°C to +85°C Available Option |
| Pulling Range | +/- 50ppm Or Specify |
The maximum phase jitter is 1pS for frequencies greater than 1kHz.
Logic '1' Level is a minimum of 0.9Vcec and Logic '0' Level is a maximum of 0.1Vcc.
A 50R termination is recommended for frequencies greater than 54MHz.