18QHTF21-18.443-PD

Oscillators Overview

The 18QHTF21-18.443-PD is a crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 18.443 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes 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, suitable for surface-mount applications.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates power-down functionality for standby mode
• Provides standard LVCMOS signal output

Oscillators Applications

• Embedded systems requiring precise timing
• Portable electronic devices utilizing low-power components
• Communication modules needing stable clock signals

Oscillators Procurement Notes

Verify the specific datasheet for exact electrical characteristics and mechanical tolerances before integration. Confirm that the 1.8V supply requirement aligns with your system design. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints to avoid assembly issues.

Oscillators Selection Notes

Select this component when a small form factor and low voltage operation are critical. The integrated power-down feature makes it suitable for battery-operated applications where standby current reduction is necessary. Verify compatibility with LVCMOS interfaces in the target circuit design.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a manufacturer with a history in quartz crystal production. This part belongs to their series of surface-mount oscillators designed for modern electronics requiring reliable frequency control in compact spaces.

Oscillators Replacement Considerations

Consult official documentation for direct substitutes. Cross-reference pinouts and electrical specifications carefully when considering alternative manufacturers to ensure functional equivalence.