Description
The HC-49US 29.4912 MHz Crystal is a high-precision quartz resonator, specifically calibrated for applications that require high-speed serial communication. This frequency is widely favored in engineering for its ability to generate high-speed baud rates for UART and other serial interfaces with near-zero error margins, making it an essential component for stable, high-performance data transmission.
Housed in the industry-standard HC-49US 2-pin through-hole package, this crystal is built for robustness and straightforward integration into professional PCB assemblies and prototyping boards. Its resistance-welded, hermetically sealed construction ensures excellent protection against environmental degradation, such as humidity and thermal cycling. With a tight frequency tolerance of 20 PPM and a standard load capacitance of 20 pF, it provides a consistent, low-jitter clock signal that ensures your electronic designs operate with professional-grade accuracy.
Key Features
- Optimized for Data Rates: The 29.4912 MHz frequency is a preferred choice for achieving high-speed, error-free UART communication.
- High Accuracy: A 20 PPM frequency tolerance ensures precise clock synchronization, critical for high-speed digital systems.
- Universal Compatibility: The 2-pin HC-49US footprint is the global standard, ensuring easy replacement and circuit design compatibility.
- Hermetically Sealed: The rugged package is built to withstand environmental stress, providing long-term operational reliability.
- Design Flexibility: Standard 20 pF load capacitance integrates easily with most modern microcontroller and DSP oscillator stages.
Application
- High-Speed UART Serial Interfaces
- Microcontroller and DSP System Clocking
- Advanced Communication Hardware
- Industrial Data Acquisition Systems
- Embedded Digital Control Units
Package Includes
- 1 x YXC HC-49US 29.4912 MHz Crystal (Through-Hole Package)
Specifications
| Parameter | Specification |
|---|---|
| Part Number | HC-49US |
| Frequency | 29.4912 MHz |
| Load Capacitance | 20 pF |
| Frequency Tolerance | 20 PPM |
| Mounting Type | Through-Hole (2-Pin) |







