The 403 surface mount quartz crystal has a standard 3.2x2.5mm surface mount footprint, stable frequency, frequency range 12-50MHz, frequency tolerance ±30ppm, frequency stability ±50ppm, operating temperature -40°C to +85°C, tape and reel packaging, EIA-481-2 compliant, RoHS/Green compatible.
The CTS 403 is a low‑cost, ceramic‑packaged surface‑mount quartz crystal designed for high‑density circuit boards and wireless telecommunications devices. It provides a standard 3.2 × 2.5 mm footprint, stable frequency over temperature, and RoHS‑compliant packaging.
Key specifications include a 12‑50 MHz frequency range, ±30 ppm tolerance, ±50 ppm stability, and operating temperature from –20 °C to +70 °C (with extended –40 °C to +85 °C options). Ordering information, electrical characteristics, mechanical dimensions, and environmental test data are detailed in the sheet.
| Frequency Range | 12.0 MHz to 50.0 MHz |
|---|---|
| Frequency Tolerance @ 25°C | ±30 ppm Standard |
| Operating Temperature Range | -20°C to +70°C Standard |
| Shunt Capacitance (C) | 5.0 pF Maximum (3.0 pF Typical) |
| Drive Level | 10 pW Typical, 100 pW Maximum |
| Equivalent Series Resistance (12‑13.999 MHz) | 150 Ω |
| Aging | +3 ppm/year Maximum |
| Moisture Sensitivity Level | Level 1 per JEDEC J-STD-020 |
The CTS 403 operates from 12.0 MHz up to 50.0 MHz.
It provides a standard ±30 ppm frequency tolerance and ±50 ppm stability at 25 °C.
The standard operating range is –20 °C to +70 °C, with an extended –40 °C to +85 °C option available.