18QHTF21-25.000375-PD

Oscillators Overview

The 18QHTF21-25.000375-PD is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 25.000375 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby (power down) function for energy management. Frequency stability is specified at ±50ppm. The component is designed for operation within a temperature range of -40°C to 85°C. It utilizes a surface mount package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Supports standby mode for power reduction
• LVCMOS output interface
• Compact 2.0x1.6mm surface mount footprint

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Embedded systems utilizing LVCMOS logic levels
• Industrial control modules operating in extended temperature ranges

Oscillators Procurement Notes

Verify the specific suffix 'PD' indicates the power-down feature when sourcing replacements. Confirm the exact frequency tolerance of ±50ppm matches system clock requirements. Ensure the 1.8V supply voltage aligns with the target circuit design. Check package dimensions against PCB layout constraints.

Oscillators Selection Notes

Select this component for applications necessitating a precise 25.000375 MHz reference signal with low power capabilities. The LVCMOS output simplifies interfacing with standard digital logic families. Consider the ±50ppm stability requirement against system jitter specifications. Evaluate the -40°C to 85°C range against environmental conditions.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface mount oscillators. The series typically offers various frequencies and supply voltages. The '18' prefix often denotes the 1.8V supply variant. The 'QHTF' designation identifies the specific product line characteristics within the manufacturer's portfolio.

Oscillators Replacement Considerations

Direct substitutes must match the 25.000375 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Verify equivalent stability and temperature range specifications from alternative manufacturers.