18QHTF21-13.368-PD

Overview

The 18QHTF21-13.368-PD is a clock oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 13.368 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby (power down) function for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications.

Feature Summary

• Supports low-voltage operation with integrated power-down capability
• Delivers standard LVCMOS output signals
• Designed for surface-mount integration via leadless SMD package

Applications

• General digital circuit timing
• Embedded system clock generation
• Consumer electronics signal processing

Procurement Notes

Verify the specific datasheet for exact electrical parameters before procurement. Confirm that the 1.8V supply requirement aligns with your system design. Ensure the 4-SMD package footprint matches your PCB layout constraints. Check availability status as inventory levels may fluctuate.

Selection Notes

Select this component when a 13.368 MHz reference is required for LVCMOS interfaces. Consider the 1.8V operating voltage for compatibility with low-power logic families. The leadless SMD form factor aids in space-constrained designs requiring reliable surface mounting.

Part Context

This part belongs to the H21 series of SMD oscillators from Mercury Electronics. The manufacturer has over four decades of experience in quartz crystal production. This series provides stable frequency references for various electronic applications requiring precise timing.

Replacement Considerations

Direct substitutes include other 13.368 MHz LVCMOS oscillators in 4-SMD packages. Verify pinout compatibility and voltage levels before substitution. Cross-reference with Mercury's H21 family alternatives if availability is an issue.