18QHTF21-116.640-PD

Overview

The 18QHTF21-116.640-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 116.64 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby mode for power down control. It is housed in a compact 4-SMD, No Lead package, designed for surface mount applications.

Feature Summary

• LVCMOS output logic interface
• Integrated standby power down capability
• Compact 4-SMD no lead surface mount package

Applications

• General clock signal generation
• Digital system timing references
• Embedded electronics circuits

Procurement Notes

Verify the specific ordering suffix to confirm the exact pinout and electrical characteristics against the official datasheet. Ensure the selected variant matches the required supply voltage and output logic levels for the target circuit design before finalizing procurement.

Selection Notes

Select this component when a precise 116.64 MHz clock source is required with low voltage operation. Consider the 1.8V supply requirement and LVCMOS compatibility with downstream digital logic. Evaluate the physical footprint constraints of the 4-SMD package against the available board space.

Part Context

This part belongs to the Mercury Electronics XO series, which provides quartz-based frequency control solutions. The manufacturer specializes in various oscillators including TCXOs and VCXOs, offering reliable frequency stability for electronic systems requiring accurate timing signals.

Replacement Considerations

Direct substitutes must match the 116.64 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions. Verify pin configuration compatibility to ensure seamless integration without PCB redesign.