SXMH6.7458F2020F30

Crystals Overview

The SXMH6.7458F2020F30 is a passive crystal oscillator manufactured by Shenzhen SCTF Electronics. It operates at a fundamental frequency of 6.7458 MHz with a load capacitance of 20 pF and a frequency tolerance of ±20 ppm. The component features an equivalent series resistance (ESR) of 60 Ohms and utilizes the HC-49/US package style. It is designed for surface mount applications within a temperature range of -40°C to +85°C, providing stable timing signals for electronic circuits.

Crystals Feature Summary

• AT-cut ceramic construction for reliable frequency stability
• Surface mount design compatible with automated assembly processes
• Optimized for low impedance performance in signal generation

Crystals Applications

• Industrial control systems requiring precise clock synchronization
• Portable electronic devices needing compact timing solutions
• Short-range wireless communication modules
• Computer peripheral interfaces

Crystals Procurement Notes

Verify the specific package variant and electrical parameters against the official datasheet before integration. Ensure the supplier provides authentic components from Shenzhen SCTF Electronics. Confirm that the load capacitance matches the target circuit design requirements. Check for any specific handling instructions related to the surface mount technology used in this model.

Crystals Selection Notes

Select this component when a 6.7458 MHz reference is required for HC-49/US form factor applications. Consider the ±20 ppm tolerance for general-purpose timing needs rather than high-precision metrology. Evaluate the 60 Ohm ESR against the oscillator circuit's drive level constraints. Ensure the operating temperature range aligns with the environmental conditions of the final product deployment.

Crystals Part Context

This part belongs to the SCTF passive crystal oscillator family, specifically utilizing the HC-49/US surface mount package. It serves as a fundamental frequency reference for microcontrollers and communication interfaces. The model designation indicates specific electrical characteristics including load capacitance and frequency tolerance, distinguishing it from other variants in the manufacturer's portfolio.

Crystals Replacement Considerations

Direct substitutes must match the 6.7458 MHz frequency, 20 pF load capacitance, and HC-49/US package dimensions. Verify equivalent ESR values to ensure circuit compatibility. Cross-reference with other manufacturers offering AT-cut crystals in similar surface mount packages.