| Manufacturer | Part Number | Description |
|---|---|---|
| DENPA | TTS18VSH | High precisionTemperature Compensated Crystal Oscillator |
| Tokyo Denpa | TPP06XC | High Frequency Clock Ceystal Oscillator |
| Tokyo Denpa | TPP06XT | High Frequency Clock Ceystal Oscillator |
| DENPA | TTS18NSH | High precisionTemperature Compensated Crystal Oscillator |