18QHTF21-26.45125-PD

Oscillators Overview

The 18QHTF21-26.45125-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 26.45125 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, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply requirement
• Includes standby mode capability for power management
• Provides LVCMOS output signal compatibility

Oscillators Applications

• General purpose clock generation in electronic circuits
• Timing reference for digital systems requiring 26.45125 MHz
• Embedded devices utilizing LVCMOS interfaces

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 4-SMD No Lead package dimensions fit within your PCB layout constraints. Check for any specific operating temperature range limitations defined in the official datasheet for your application environment.

Oscillators Selection Notes

Select this component when a stable 26.45125 MHz clock source is required with low power consumption capabilities. The LVCMOS output ensures compatibility with standard digital logic families. Consider the 1.8V supply constraint during system design. The compact SMD form factor aids in space-constrained designs. Verify that the standby feature meets your power management strategy needs.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which offers various frequencies and packages. The '18' prefix typically indicates the 1.8V supply voltage family. The 'QHTF21' denotes the specific package type and performance class. This model is distinct from other frequencies in the same series, such as 25.5625 MHz or 63.8976 MHz variants.

Oscillators Replacement Considerations

Direct replacements must match the 26.45125 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD No Lead package. Verify pinout compatibility and electrical specifications. Consult the manufacturer for cross-reference lists if available.