18QHTF21-23.976-PD

Oscillators Overview

The 18QHTF21-23.976-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 23.976 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications.

Oscillators Feature Summary

• Supports low-power operation through integrated standby and power-down modes
• Delivers stable clock signals via LVCMOS output interface
• Designed for surface-mount integration using a leadless SMD package

Oscillators Applications

• Digital signal processing systems requiring precise timing
• Communication equipment utilizing standard clock frequencies
• Embedded systems needing low-voltage power management

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your circuit design specifications before procurement. Ensure that the 1.8V supply rail is stable to maintain oscillator performance. Confirm that the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to avoid assembly issues.

Oscillators Selection Notes

Select this component when a 23.976 MHz clock source is required with LVCMOS compatibility. Consider the 1.8V operating voltage constraint and the availability of power-down functionality for system efficiency. Evaluate the thermal and mechanical constraints of the 4-SMD package within the target application environment.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series offers various standard frequencies tailored for digital electronics. Mercury Electronics has a long history in Taiwan's quartz crystal manufacturing industry, providing reliable timing solutions.

Oscillators Replacement Considerations

Check for direct substitutes within the same series offering different frequencies if the 23.976 MHz requirement changes. Verify pinout and package compatibility when considering alternative manufacturers. Ensure that any replacement maintains the LVCMOS output and 1.8V supply characteristics.