18QHTF21-124.520-PD

Overview

The 18QHTF21-124.520-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 124.52 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby mode for power down functionality. It 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
• Includes standby capability for power management
• Utilizes LVCMOS output interface

Applications

• General clock generation in electronic systems
• Data communication interfaces requiring precise timing
• Embedded systems utilizing LVCMOS logic levels

Procurement Notes

Verify the specific ordering suffix to ensure the correct frequency and package variant are selected. Confirm that the 1.8V supply requirement aligns with the target system design. Ensure the 4-SMD no-lead footprint matches the PCB layout specifications before procurement.

Selection Notes

Select this component when a 124.52 MHz clock signal is required with LVCMOS compatibility. Consider the 1.8V operating voltage constraint during system architecture planning. Evaluate the need for standby functionality if power efficiency is a critical design parameter for the application.

Part Context

This oscillator belongs to the QHTF series from Mercury Electronics, which offers various frequencies and voltage options. The series is characterized by small form factors suitable for space-constrained designs. Mercury Electronics specializes in quartz crystal and oscillator manufacturing with a long industry history.

Replacement Considerations

Cross-reference with other Mercury Electronics models in the QHTF series for alternative frequencies or voltages. Verify pinout and dimensional compatibility before substituting with components from different manufacturers.