18QHTF21-69.972-OE

Overview

The 18QHTF21-69.972-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 69.972 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Features integrated enable and disable control capabilities
• Utilizes a compact 4-SMD no lead surface mount package

Applications

• General clock signal generation in electronic circuits
• Timing reference sources for digital systems
• Embedded system clock inputs

Procurement Notes

Verify the specific operating frequency and supply voltage requirements against your circuit design before procurement. Confirm that the LVCMOS output logic level matches the receiving component's input specifications. Ensure the 4-SMD no lead package footprint aligns with your PCB layout to guarantee proper soldering and mechanical stability during assembly.

Selection Notes

Select this component when a precise 69.972 MHz timing source is required within low-voltage environments. The choice depends on the necessity for LVCMOS outputs and the availability of an enable pin for power management. Consider the physical constraints of the 4-SMD package size relative to other available oscillator options in your design.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The manufacturer specializes in quartz crystals and oscillators, offering various packages and frequencies. This specific model represents a standard configuration within their portfolio, targeting general-purpose timing needs.

Replacement Considerations

Direct substitutes must match the 69.972 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics before swapping. Consult official distributor databases for cross-reference lists provided by Mercury Electronics or authorized distributors.