49SMS70800BMDALFGEF-CT

Crystals Overview

The HKC 49SMS70800BMDALFGEF-CT is a surface-mount crystal oscillator operating at a fundamental frequency of 8 MHz. It features a frequency tolerance of ±30 ppm and a load capacitance of 15 pF. The component utilizes an HC-49S 4-SMD package and maintains an equivalent series resistance (ESR) of 50 Ohms. Designed for robust performance, it supports an extended operating temperature range from -40°C to +125°C, ensuring stability in demanding electronic environments.

Crystals Feature Summary

• Surface-mount configuration utilizing the HC-49S 4-SMD package format
• High-frequency stability with ±30 ppm tolerance at 8 MHz
• Extended operational reliability across industrial temperature ranges

Crystals Applications

• Precision timing circuits requiring stable clock signals
• Industrial control systems operating in extreme temperatures
• Embedded microcontroller clock sources

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure compatibility with required load capacitance and frequency tolerance specifications. Confirm that the HC-49S 4-SMD package dimensions align with the target PCB footprint. Cross-reference the ESR value of 50 Ohms with circuit design requirements to guarantee proper oscillation startup conditions.

Crystals Selection Notes

Select this component when a precise 8 MHz reference is needed with tight frequency accuracy. The wide temperature range makes it suitable for harsh environments where standard commercial-grade crystals might fail. Ensure the application circuit can accommodate the 15 pF load capacitance requirement for optimal frequency stability.

Crystals Part Context

This part belongs to the HKC crystal oscillator family, specifically designed for high-reliability applications. It represents a surface-mount alternative to traditional through-hole components, offering space-saving benefits while maintaining rigorous electrical standards for frequency generation in modern electronic assemblies.

Crystals Replacement Considerations

Consult official substitution lists for compatible parts with matching 8 MHz frequency and HC-49S package constraints. Verify that any replacement maintains the same ±30 ppm tolerance and 50 Ohm ESR characteristics to prevent circuit instability.