18QHTF21-29.4912-PD

Oscillators Overview

The 18QHTF21-29.4912-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 29.4912 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a power-down standby function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V for energy efficiency
• Includes power-down standby functionality to reduce consumption
• Utilizes LVCMOS output logic for standard digital interface compatibility

Oscillators Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 29.4912 MHz
• Compact embedded devices utilizing SMD packaging

Oscillators Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct voltage and output type specifications. Confirm that the PD suffix corresponds to the required power-down feature. Cross-reference the package dimensions and lead configuration with the target PCB footprint design to guarantee mechanical compatibility during assembly.

Oscillators Selection Notes

Select this component when a precise 29.4912 MHz timing source is required within space-constrained designs. Ensure the system architecture supports 1.8V logic levels and LVCMOS signaling standards. Evaluate the need for power-down capabilities if battery life or thermal management is a critical design constraint for the application environment.

Oscillators Part Context

This part belongs to the QHTF series of surface-mount crystal oscillators from Mercury Electronics. The series is characterized by small form factors suitable for modern electronics. Mercury Electronics is a specialized manufacturer of frequency control products, establishing its presence in the quartz crystal industry since 1973.

Oscillators Replacement Considerations

Direct substitutes include other 29.4912 MHz XO units with identical 1.8V LVCMOS outputs and 4-SMD no-lead packages. Verify pinout compatibility and electrical parameters before swapping manufacturers.