18QHTF21-29.49152-PD

Oscillators Overview

The 18QHTF21-29.49152-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 29.49152 MHz with an LVCMOS output interface. The device supports a supply voltage of 1.8V and features a power-down function for standby mode control. It is housed in a compact 4-SMD, no lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• LVCMOS output signal compatibility
• Integrated power-down functionality
• Compact surface-mount footprint

Oscillators Applications

• General timing circuits
• Digital communication systems
• Embedded microcontroller clock sources

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required system clock. Confirm the package type corresponds to the PCB land pattern. Ensure the supply voltage rating aligns with the target circuit design. Check RoHS compliance status if environmental regulations apply to the final assembly process.

Oscillators Selection Notes

Select this component when a precise 29.49152 MHz reference is required in space-constrained designs. The LVCMOS interface suits low-voltage digital logic families. Consider the power-down feature for battery-operated applications requiring energy efficiency during idle states.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz-based frequency control products. The manufacturer has produced timing components since 1973, establishing expertise in crystal oscillators and resonators for various industrial and consumer electronics markets.

Oscillators Replacement Considerations

Direct substitutes include other 29.49152 MHz XO models with identical 2.0x1.6mm footprints and LVCMOS outputs. Verify electrical parameters such as load capacitance and drive level before swapping manufacturers to ensure signal integrity.