18QHTF21-100.640-PD

Overview

The 18QHTF21-100.640-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 100.64 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and includes a standby or power-down function to manage power consumption. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Feature Summary

• Supports low-voltage operation at 1.8V
• Features LVCMOS output interface
• Includes standby mode capability

Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded control circuits

Procurement Notes

Verify the specific suffix 'PD' confirms the presence of the power-down feature as documented. Ensure the operating temperature range meets system requirements. Confirm that the 1.8V supply voltage aligns with the target circuit design before procurement.

Selection Notes

Select this component when a 100.64 MHz clock source is required with low power consumption capabilities. The LVCMOS output ensures compatibility with standard digital logic families. The small form factor supports dense PCB layouts.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies within a standardized 4-SMD no-lead package. The series provides options for different supply voltages and output types, catering to diverse electronic design needs.

Replacement Considerations

Direct substitutes must match the 100.64 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions. Verify pinout compatibility and electrical specifications before substitution.