The XO-54B, XO-54BD and XO-54BE are hybrid crystal clock oscillators offering a wide frequency range and optional enabled output. They are compatible with HGMOS, CMOS, NMOS, TTL, LS‑TTL and S‑TTL logic families and are supplied in a hermetically sealed package.
The datasheet lists detailed electrical, mechanical and environmental specifications, including input voltage requirements, rise/fall times, output load capabilities, temperature range, shock and vibration limits, and humidity endurance, making them suitable for a variety of industrial and consumer applications.
| Frequency range | 240 Hz‑110 MHz (‑54B); 1 MHz‑70 MHz (‑54BD); 1 MHz‑110 MHz (‑54BE) |
|---|---|
| Enable input voltage | 3.5 V minimum |
| Disable input voltage | 0.5 V maximum |
| Enable input current | 10 µA maximum |
| Disable input current | 300 µA maximum |
| Supply voltage (Vdd) | 5.0 V ±0.5 VDC |
| Rise time | 4 ns typical CMOS, 2 ns typical TTL |
| Fall time | 4 ns typical CMOS, 2 ns typical TTL |
| Output load | 50 pF HCMOS or 1‑10 pF TTL |
| Operating temperature range | 0 °C to 70 °C |
| Temperature cycle | -55 °C to +85 °C, 3 cycles |
| Vibration resistance | 0.06 g‑peak, 10‑55 Hz, 35 g, 55‑2000 Hz |
| Humidity endurance | 85 % RH at 85 °C for 240 h |
The enable input voltage must be at least 3.5 V.
They operate from 0 °C up to 70 °C.
It can drive a 50 pF HCMOS load or 1‑10 pF TTL loads.