18QHTF21-13.605-OE

Overview

The 18QHTF21-13.605-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 13.605 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control feature for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. This component is designed for precise timing applications requiring low profile and reliable clock signal generation.

Feature Summary

• Standard XO configuration providing stable clock signals
• Integrated enable/disable functionality for power control
• LVCMOS output logic compatible with digital circuits
• Compact surface-mount package design

Applications

• Communications equipment timing
• Clock signal generation in electronic devices
• Precision timing modules

Procurement Notes

Verify the specific ordering suffix to ensure correct voltage and output type compatibility. Confirm package dimensions match PCB footprint requirements. Check datasheet for operating temperature range specifications relevant to the target environment. Ensure supply voltage matches system design constraints before integration.

Selection Notes

Select this model when a 13.605 MHz frequency is required with 1.8V operation. Consider the 4-SMD no-lead package for space-constrained designs. Verify LVCMOS output suitability for downstream logic levels. Evaluate enable pin necessity for power management strategies in the application circuit.

Part Context

This part belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies and voltages. The -OE suffix typically denotes specific packaging or tape/reel options. Mercury Electronics specializes in quartz crystals and frequency control products, establishing this component within their standard oscillator lineup.

Replacement Considerations

Direct substitutes include other 13.605 MHz LVCMOS oscillators in similar packages. Verify electrical parameters such as load capacitance and drive level. Ensure mechanical compatibility with existing PCB layouts. Cross-reference manufacturer specifications for pinout and functional equivalence.