18QHTF21-57.533667-PD

Overview

The 18QHTF21-57.533667-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 57.533667 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down mode capability. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby or power-down functionality
• Provides LVCMOS digital output signals

Applications

• General clock signal generation
• Digital system timing references
• Embedded electronics applications

Procurement Notes

Verify the specific frequency tolerance and stability requirements against application needs. Confirm that the 1.8V supply voltage aligns with the target circuit design. Ensure the 4-SMD no-lead package footprint matches the PCB layout constraints. Check for any specific RoHS compliance documentation if required by project regulations.

Selection Notes

Select this component when a precise 57.533667 MHz reference is required in a space-constrained environment. The LVCMOS interface ensures compatibility with standard digital logic families. The low-profile SMD package facilitates automated surface-mount assembly processes.

Part Context

This part belongs to the Mercury Electronics XO series, which focuses on quartz-based timing solutions. The manufacturer specializes in frequency control products including crystals, oscillators, and filters. This specific model represents a standard fixed-frequency oscillator variant within their portfolio.

Replacement Considerations

Consult official substitution lists for compatible parts. Verify electrical parameters such as frequency, voltage, and package size before considering alternatives.