49USSM0400BMDAHFGNE-CT

Crystals Overview

The HKC 49USSM0400BMDAHFGNE-CT is a MHz crystal oscillator designed for precision timing applications. It operates at a fundamental frequency of 4 MHz with a frequency tolerance of ±30ppm and stability of ±50ppm. The component utilizes an HC-49S package, measuring 11.30mm in length and 3.81mm in width. It features a load capacitance of 16pF and a maximum series resistance of 150 Ohms. The device supports an operating temperature range from -40°C to +85°C, ensuring reliable performance across various industrial and commercial environments.

Crystals Feature Summary

• Utilizes HC-49S through-hole package for standard mounting compatibility
• Provides precise 4 MHz frequency output with tight tolerance specifications
• Operates reliably within extended industrial temperature ranges

Crystals Applications

• Microcontroller clock source circuits
• Communication interface timing references
• Embedded system oscillator modules

Crystals Procurement Notes

Verify the specific tolerance requirement against your design specifications, as this part offers ±30ppm tolerance. Confirm that the HC-49S package dimensions align with your PCB footprint constraints. Ensure the operating temperature range meets your environmental conditions. Cross-reference the load capacitance value with your circuit design requirements to guarantee accurate frequency operation. Check for any specific handling precautions related to crystal components during assembly.

Crystals Selection Notes

Select this component when a stable 4 MHz reference is required for digital logic or communication interfaces. The HC-49S package is suitable for general-purpose through-hole applications where space is not critically constrained. Consider the ±30ppm tolerance for applications requiring moderate frequency accuracy. Evaluate the 16pF load capacitance compatibility with your oscillator circuit design. This part is appropriate for cost-sensitive designs needing reliable timing without complex packaging requirements.

Crystals Part Context

This crystal oscillator belongs to the broader category of passive timing components used in electronic circuits. HKC manufactures various crystal units for different frequency and package requirements. The 49USSM series represents standard MHz frequency crystals commonly used in consumer electronics and industrial control systems. These components serve as fundamental timing elements for microprocessors, memory chips, and communication protocols.

Crystals Replacement Considerations

Compatible substitutes must match the 4 MHz frequency, HC-49S package, 16pF load capacitance, and similar electrical characteristics. Verify that alternative parts meet the same ±30ppm tolerance and temperature range requirements. Ensure pin compatibility and mechanical dimensions are identical for direct replacement.