18QHTF21-29.97003-PD

Oscillators Overview

The 18QHTF21-29.97003-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a standard frequency of 29.97 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a power-down standby function for energy efficiency. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes power-down standby functionality
• Utilizes LVCMOS output interface

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. 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 specifications to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 29.97 MHz reference is required for video or data transmission applications. The choice depends on the necessity for low-power standby modes and compatibility with 1.8V logic families. Evaluate the thermal performance and size constraints of the 2.0x1.6mm package relative to the available board space.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series typically offers various frequencies within the standard range, sharing common electrical characteristics such as LVCMOS outputs and low-voltage operation. The suffix indicates specific frequency tuning and packaging details unique to this variant.

Oscillators Replacement Considerations

Direct substitutes must match the 29.97 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD no-lead package dimensions. Verify pinout compatibility and electrical parameters with equivalent models from other manufacturers if sourcing alternatives.