This document describes the features and applications of quartz crystal resonators, including standard specifications, available frequencies, frequency stability, and operating temperature range. The product is suitable for microprocessor systems, data communications, consumer electronics, and automotive electronics.
The HC-49/S low profile crystal series from AEL provides a wide frequency range for frequency‑control applications. The handbook presents the key electrical specifications and optional services offered by AEL Crystals Ltd.
Key specifications include frequency range, adjustment tolerance, frequency stability, load and shunt capacities, drive level, ageing and operating temperature limits, helping designers select the appropriate crystal for their designs.
| Frequency Range | 3.20 MHz to 70.00 MHz |
|---|---|
| Adjustment Tolerance (25°C) | +30PPM Max. |
| Frequency Stability | +50PPM Max. |
| Operating Temperature Range | -10°C to +60°C |
| Load Capacity | 30pF |
| Dynamic Capacity (C1) | 18fF ~ 20fF (Typ.) |
| Drive Level | 100 µW |
| Ageing | +5PPM 1st Year Max. |
The crystal covers a frequency range from 3.20 MHz to 70.00 MHz.
The specified drive level is 100 µW.
It operates between –10 °C and +60 °C.