18QHTF21-29.492-PD

Oscillators Overview

The 18QHTF21-29.492-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 29.492 MHz and utilizes LVCMOS output logic. The component requires a 1.8V supply voltage and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

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

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing
• Embedded microcontroller clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply rail is stable and within the operational limits specified in the official datasheet. Ensure the PCB footprint matches the 2.0x1.6 mm SMD package dimensions to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this model when a precise 29.492 MHz reference is required for LVCMOS-compatible digital circuits. Consider the 1.8V operating voltage constraint and the availability of the power-down feature for applications requiring active power management. Evaluate the small 2.0x1.6 mm form factor against available board space constraints.

Oscillators Part Context

This component belongs to the Mercury Electronics 18QHTF21 series of surface-mount crystal oscillators. The series offers various frequencies and voltage options, all sharing a consistent 2.0x1.6 mm package profile. The 'PD' suffix indicates the inclusion of power-down control capabilities, distinguishing it from standard continuous-operation variants within the same physical footprint family.

Oscillators Replacement Considerations

Direct replacements must match the 29.492 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6 mm package. Verify pinout compatibility and electrical characteristics with alternative manufacturers to ensure seamless integration without circuit redesign.

Oscillators FAQ

Does the 18QHTF21-29.492-PD support power-down mode?

Yes, the component includes a standby or power-down function as indicated by its specifications.

What is the output logic type for this oscillator?

The device uses LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor) output logic.