7M-28.63636MAHQ-T

Crystals Overview

The 7M-28.63636MAHQ-T is a fundamental mode MHz crystal manufactured by TXC Corporation, designed for surface-mount applications. It operates at a nominal frequency of 28.63636 MHz with a load capacitance of 10 pF and an equivalent series resistance (ESR) of 60 Ohms. The component exhibits a frequency stability and tolerance of ±30 ppm across its operating temperature range of -40°C to +85°C. Housed in a compact 4-SMD, no-lead package measuring 3.20mm x 2.50mm with a maximum height of 0.80mm, it supports reflow soldering processes. The device is RoHS compliant and classified under EAR99.

Crystals Feature Summary

• Fundamental oscillation mode ensures stable signal generation for precision timing circuits.
• Compact 4-SMD no-lead package facilitates automated surface-mount assembly.
• Wide operating temperature range supports reliable performance in automotive and industrial environments.

Crystals Applications

• Microcontroller clock sources
• Communication module timing references
• Automotive electronic control units

Crystals Procurement Notes

Verify the specific suffix HQ against official TXC documentation to confirm pin configuration and electrical characteristics match system requirements. Ensure compatibility with standard reflow profiles and check for AEC-Q200 certification if automotive grade validation is mandatory. Confirm RoHS compliance status through current datasheets.

Crystals Selection Notes

Select this component when a 28.63636 MHz reference is required with ±30 ppm stability over a -40°C to +85°C range. Compare ESR values against oscillator input impedance limits. Consider the 10 pF load capacitance requirement for circuit design matching. Evaluate package dimensions against PCB footprint constraints.

Crystals Part Context

This part belongs to the 7M series of quartz crystals from TXC Corporation. The series offers various frequencies and packages optimized for consumer, industrial, and automotive electronics. The 7M designation indicates a specific form factor and performance tier within the manufacturer's broader portfolio of passive timing components.

Crystals Replacement Considerations

The 7M-28.63636MAAE-T is listed as a similar alternative by distributors. Verify electrical parameters and package compatibility before substitution.

Crystals FAQ

What is the operating mode of the 7M-28.63636MAHQ-T?

The component operates in fundamental mode.

What is the maximum height of the package?

The maximum installation height is 0.80 mm.