18QHTF21-19.97288-PD

Oscillators Overview

The 18QHTF21-19.97288-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 19.97288 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, requiring a supply voltage of 1.8V. It features a standby or power-down mode capability to reduce energy consumption when not in active use. The component is housed in a compact 4-SMD, no-lead package, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• Supports LVCMOS output signal compatibility
• Includes standby or power-down functionality
• Operates on a 1.8V supply voltage

Oscillators Applications

• General electronic projects requiring precise timing
• Embedded systems utilizing low-voltage logic
• Devices requiring surface-mount clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct frequency and package configuration. Confirm that the 1.8V supply requirement aligns with your system design. Check for any specific handling instructions related to the 4-SMD no-lead package during assembly.

Oscillators Selection Notes

Select this component when a 19.97288 MHz clock source is required for LVCMOS-compatible circuits. Ensure the design supports the 1.8V operating voltage. Consider the physical dimensions of the 4-SMD no-lead package for PCB layout constraints. Verify that the standby feature meets power management requirements.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and packaging options. Mercury Electronics has a long history in quartz crystal manufacturing, providing frequency control products including oscillators and filters.

Oscillators Replacement Considerations

Check for parts with identical frequency, voltage, and package specifications. Verify output logic compatibility before substitution.