4 MHz Crystal Oscillator – HC-49US 2-Pin Half-Size DIP Through-Hole

Product Description:
The 4 MHz Crystal HC-49US 2-Pin DIP Oscillator is a high-stability quartz crystal designed for precise frequency generation in timing and microcontroller-based applications. Housed in a compact HC-49US half-size through-hole package, this crystal provides excellent frequency accuracy, low aging, and reliable long-term performance.

Ideal for microcontroller clock circuits, communication devices, embedded systems, and consumer electronics, this 4 MHz crystal ensures consistent and dependable oscillation. Its through-hole design offers strong mechanical durability, making it suitable for prototyping, DIY electronics, and production-level PCB assemblies.

With its compact footprint and superior stability characteristics, the HC-49US half-size crystal is a perfect choice for circuits requiring accurate timing and low power consumption.

Key Specifications:

• Frequency: 4 MHz

• Package Type: HC-49US Half-Size

• Mounting Type: Through-Hole (THT)

• Pins: 2-Pin

• Load Capacitance: 20pF (typical)

• Stability: ±20ppm (typical)

• Tolerance: ±30ppm (typical)

• Operating Temperature Range: -20°C to +70°C

• Drive Level: Low power

• Construction: Quartz Crystal Resonator

Features:

• Accurate and stable 4 MHz frequency output

• Compact HC-49US half-size footprint

• Excellent temperature and frequency stability

• Long-term reliability with low aging rate

• Easy through-hole mounting for strong mechanical stability

• Suitable for both prototyping and mass production

Applications:

• Microcontroller clock generation

• Embedded systems and timing circuits

• Communication devices and RF circuits

• Remote controls and consumer electronics

• PLL and frequency synthesis circuits

• General-purpose oscillator applications

Package Includes:
1 × 4 MHz Crystal HC-49US 2-Pin Half-Size DIP

Note: Image is for representation purpose only.