This document introduces the features and characteristics of quartz crystal resonators produced by AEL Crystals Ltd. The products have small size, wide frequency range, high stability and fast delivery.
This datasheet provides the key specifications for AEL Crystals' miniature crystal models UM-1, UM-4, and UM-5. It lists the frequency range, adjustment tolerance, frequency stability, operating temperature range, load capacity, drive level, and ageing characteristics.
Additional information includes available options such as SMD metal clips for UM-1 and UM-5, value‑added services, and contact details for ordering and technical support.
| Frequency Range | 4.00 MHz to 300.00 MHz |
|---|---|
| Adjustment Tolerance at 25°C | +30 PPM Max. |
| Frequency Stability | +50 PPM Max. |
| Operating Temperature Range | -10 °C to +60 °C |
| Load Capacity | 30 pF |
| Drive Level | 100 µW |
| Ageing (1st Year) | +3 PPM Max. |
The UM‑1 crystal operates from 4.00 MHz to 300.00 MHz.
The adjustment tolerance is +30 PPM maximum at 25 °C.
They can operate from –10 °C up to +60 °C.