18QHTF21-26.19414-PD

Oscillators Overview

The 18QHTF21-26.19414-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 26.19414 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features a Standby mode for power down functionality. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes Standby function to enable power down capability
• Utilizes a leadless SMD package for surface mount assembly

Oscillators Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 26.19414 MHz
• Embedded applications utilizing 1.8V logic levels

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system's power rails. Ensure the PCB footprint matches the 2.0x1.6mm 4-SMD no-lead package specifications to guarantee proper soldering and mechanical stability during operation.

Oscillators Selection Notes

Select this component when a precise 26.19414 MHz timing source is required within a low-voltage 1.8V environment. The choice is appropriate for designs prioritizing small form factors due to the miniaturized SMD package. Consider the standby feature if power management during idle states is a critical design constraint for the application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options within similar compact packages. This specific model represents a standard XO variant optimized for 1.8V operation, distinguishing it from higher voltage or different logic output families.

Oscillators Replacement Considerations

Direct substitutes must match the 26.19414 MHz frequency, 1.8V supply, LVCMOS output, and 2.0x1.6mm package. Verify pinout compatibility and electrical characteristics such as phase noise and jitter before swapping manufacturers.