This document introduces the characteristics of the 403 series crystal oscillators. The series has stable frequency and temperature range, the frequency range is 12-50MHz, the frequency tolerance is ±30ppm, the frequency stability is ±50ppm, and the working temperature is -40°C to +85°C.
The CTS 403 surface‑mount quartz crystal offers a compact 3.2 × 2.5 mm footprint for high‑density PCB applications. It provides stable frequency performance from 12 MHz to 50 MHz and is RoHS‑compliant.
The datasheet includes electrical characteristics, mechanical specifications, ordering information, and environmental test data, helping designers select the appropriate part and ensure reliable operation in wireless telecommunications and other devices.
| Frequency Range | 12.0 MHz to 50.0 MHz |
|---|---|
| Frequency Tolerance (standard) | ±30 ppm |
| Operating Temperature Range (standard) | -20 °C to +70 °C |
| Equivalent Series Resistance (ESR) – 12‑13.999 MHz | 150 Ω |
| Load Capacitance (typical) | 3.0 pF |
| Drive Level (typical) | 10 pW |
| Aging | ±3 ppm/year |
| Moisture Sensitivity Level | Level 1 (JEDEC J‑STD‑020) |
The CTS 403 operates from 12.0 MHz up to 50.0 MHz.
The standard frequency tolerance is ±30 ppm at 25 °C.
Standard range is –20 °C to +70 °C, with an extended range of –40 °C to +85 °C available.
Typical drive level is 10 pW, with a maximum of 100 pW.