18QHTF21-11.111111-OE

Overview

The 18QHTF21-11.111111-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 11.111111 MHz and requires a 1.8V supply voltage. The device utilizes LVCMOS output logic and includes Enable/Disable functionality for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated Enable/Disable control for power optimization
• Compact 4-SMD No Lead surface-mount package design

Applications

• Low-power consumer electronics
• Portable computing devices
• Embedded timing systems

Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct voltage and package specifications. Confirm RoHS compliance status through authorized distributors or direct manufacturer channels before finalizing procurement orders.

Selection Notes

Select this component when a precise 11.111111 MHz clock signal is required with low voltage operation. Ensure the system design supports LVCMOS logic levels and accommodates the physical dimensions of the 4-SMD no lead package for proper PCB layout integration.

Part Context

This model belongs to the QHTF series of surface mount crystal oscillators from Mercury Electronic Ind. Co., Ltd. The series provides various frequency options within a standardized footprint, catering to timing requirements in modern electronic circuits requiring stable frequency generation.

Replacement Considerations

Cross-reference part numbers such as 3QHTF21-11.111111-OE or 111111-OE for alternative voltage or package variants. Verify electrical parameters and pin configurations match before substituting to ensure circuit compatibility.