7M-28.63636MAHE-T

Crystals Overview

The 7M-28.63636MAHE-T is a surface-mount quartz crystal resonator manufactured by TXC Corporation, operating at a fundamental frequency of 28.63636 MHz. It features a 4-SMD, no-lead package with dimensions of 3.20mm x 2.50mm and a maximum height of 0.80mm. The component exhibits a frequency stability and tolerance of ±30ppm across an operating temperature range of -40°C to +85°C. Key electrical parameters include a load capacitance of 12pF and an equivalent series resistance (ESR) of 60 Ohms. It supports base harmonic operation mode.

Crystals Feature Summary

• Provides precise timing signals for digital circuits using fundamental mode quartz resonance.
• Designed for surface mount technology integration into compact printed circuit boards.
• Maintains stable frequency performance within specified automotive-grade temperature limits.

Crystals Applications

• Clock signal generation in automotive electronic control units
• Timing reference for microcontroller systems
• Synchronization components in communication modules

Crystals Procurement Notes

Verify the specific suffix HE-T against official TXC documentation to confirm package dimensions and lead configuration. Ensure the selected variant meets the required load capacitance and ESR specifications for the target oscillator circuit design. Cross-reference the AEC-Q200 certification status if automotive reliability validation is mandatory for the application environment.

Crystals Selection Notes

Select this component when a 28.63636 MHz fundamental frequency is required with ±30ppm stability over a wide industrial temperature range. The 12pF load capacitance must match the host circuit's design requirements. Consider the 60 Ohm ESR value for oscillator startup conditions. The 4-SMD no-lead package is suitable for automated assembly processes requiring small form factor solutions.

Crystals Part Context

This part belongs to the 7M series of quartz crystals from TXC Corporation, which are designed for general-purpose timing applications. The series offers various frequencies and packages, with this specific model focusing on the 28.63636 MHz output. It serves as a passive timing element distinct from active oscillators, requiring an external oscillator circuit to function.

Crystals Replacement Considerations

The 7M-28.63636MAAE-T is listed as a similar alternative by the manufacturer. Verify compatibility regarding package dimensions, pinout, and electrical parameters before substitution. Ensure the replacement maintains the required frequency stability and temperature range for the specific application.