18QHTF21-24.7456-PD

Oscillators Overview

The 18QHTF21-24.7456-PD is a 24.7456 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It utilizes LVCMOS output logic and operates at a supply voltage of 1.8V. The device features a Standby (Power Down) function for energy management. 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 Complementary Metal Oxide Semiconductor (LVCMOS) output signaling
• Integrates a standby mode to reduce power consumption when inactive
• Designed for surface-mount assembly using leadless SMD packaging

Oscillators Applications

• General timing clock generation for electronic circuits
• Embedded systems requiring low-voltage operation
• Portable devices utilizing power-down capabilities

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 2.0x1.6mm footprint matches your PCB layout constraints. Check for RoHS compliance status if required by your manufacturing standards.

Oscillators Selection Notes

Select this component when a precise 24.7456 MHz reference is needed in space-constrained designs. The LVCMOS interface ensures compatibility with standard digital logic families. The power-down feature makes it suitable for battery-operated applications where standby current reduction is critical. Verify operating temperature range suitability for the intended environment.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies within a standardized 2.0x1.6mm footprint. These components are designed for high-reliability timing applications in consumer electronics and industrial equipment, providing stable clock signals with low jitter characteristics typical of quartz-based solutions.

Oscillators Replacement Considerations

Direct substitutes include other 24.7456 MHz LVCMOS oscillators in 4-SMD No Lead packages with identical 1.8V operation. Verify pinout compatibility and thermal performance. Cross-reference with similar Mercury models like 18QHTF21 variants offering different frequencies but matching physical dimensions.