18QHTF21-62.800-PD

Overview

The 18QHTF21-62.800-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 62.8 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 energy consumption during inactive periods. The component is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm.

Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates standby mode for power management
• Provides LVCMOS signal output

Applications

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

Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure compatibility with required voltage levels and packaging specifications. Confirm that the selected variant matches the intended application requirements regarding frequency stability and load conditions before finalizing procurement orders.

Selection Notes

Select this component when a 62.8 MHz clock source is required within space-constrained designs utilizing 1.8V logic families. Ensure the system design accommodates the specified 4-SMD footprint and considers the thermal characteristics associated with the small form factor during continuous operation.

Part Context

This model belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequency options within a standardized 2.0x1.6mm package, providing designers with consistent mechanical dimensions while allowing flexibility in clock frequency selection for different digital applications.

Replacement Considerations

Direct substitutes include other 18QHTF21 variants such as 18QHTF21-8.000-PD, 18QHTF21-51.200-PD, and 18QHTF21-96.768-PD if frequency adjustments are permissible. Verify pinout and electrical parameters match exactly before swapping.