18QHTF21-40.296-PD

Oscillators Overview

The 18QHTF21-40.296-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 40.296 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a standby or power-down function to manage energy consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The component supports an operating temperature range suitable for industrial applications.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes standby and power-down functionality
• Provides LVCMOS output signal compatibility

Oscillators Applications

• Digital signal processing clocking
• Communication interface timing
• Microcontroller system clocks

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before integration. Confirm that the 1.8V supply rail matches the design specifications. Ensure the PCB footprint aligns with the 2.0x1.6mm SMD package dimensions. Check for any RoHS compliance documentation if required by project standards.

Oscillators Selection Notes

Select this component when a precise 40.296 MHz reference is required for LVCMOS-compatible circuits. Consider the 1.8V supply constraint and the need for power management features. Evaluate the small form factor suitability for space-constrained designs. Compare performance metrics such as phase noise and stability against alternative oscillators in the same series.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series offers various frequencies within a standardized 2.0x1.6mm package. The 'PD' suffix indicates the inclusion of power-down capabilities. Mercury Electronics specializes in quartz-based timing solutions, providing reliable frequency control components for electronic systems.

Oscillators Replacement Considerations

Consult the manufacturer's cross-reference list for direct substitutes. Verify electrical compatibility including voltage, current, and output logic levels. Ensure mechanical dimensions match the existing footprint. Alternative models may require re-evaluation of thermal and timing performance.