18QHTF21-25.0625-PD

Oscillators Overview

The 18QHTF21-25.0625-PD is a quartz crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 25.0625 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a power-down standby mode to reduce consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. This component serves as a standard clock source for digital circuits requiring precise timing signals.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes power-down standby functionality
• Utilizes LVCMOS output logic interface
• Compact surface-mount package design

Oscillators Applications

• General digital clock generation
• Embedded system timing references
• Consumer electronics signal synchronization

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required voltage levels and output types. Confirm that the 1.8V supply requirement aligns with the target circuit design. Ensure the 4-SMD package footprint matches the PCB layout constraints. Check for any specific temperature range requirements relative to the application environment.

Oscillators Selection Notes

Select this model when a 25.0625 MHz reference is required with low power consumption capabilities. The 1.8V operating voltage makes it suitable for modern low-power digital systems. Consider the physical size constraints due to the small 2.0x1.6mm package. Evaluate the need for standby modes if power management is critical for the end product.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which provides standard oscillators for various frequency control applications. The 18QHTF21 prefix indicates a specific form factor and performance class within their catalog. These components are widely used in industries requiring reliable frequency sources for data transmission and processing tasks.

Oscillators Replacement Considerations

Direct substitutes include other 25.0625 MHz LVCMOS oscillators from different manufacturers with identical pinouts and voltage specifications. Verify that replacement parts meet the same dimensional and electrical standards to ensure seamless integration without redesigning the host board.