18QHTF21-91.77495-OE

Overview

The 18QHTF21-91.77495-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 91.77495 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Enable/disable control functionality for power optimization
• Compact 4-SMD no-lead surface mount package design

Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded system timing references

Procurement Notes

Verify the specific ordering suffix OE against the manufacturer's current datasheet to confirm pinout and electrical characteristics match the design requirements. Ensure the 1.8V supply voltage aligns with the target circuit's power rails before finalizing procurement decisions.

Selection Notes

Select this component when a 91.77495 MHz frequency is required with LVCMOS outputs. Consider the 1.8V operating voltage and enable/disable feature for power-sensitive designs. The small 4-SMD footprint suits space-constrained layouts compared to larger packages.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which offers various frequencies within a standardized 4-SMD no-lead form factor. The series supports LVCMOS outputs and low-voltage operation, catering to modern portable and high-density electronic applications requiring reliable clock sources.

Replacement Considerations

Direct substitutes include other 18QHTF21 variants with identical frequency and package if available, or cross-reference with equivalent 4-SMD LVCMOS oscillators from other manufacturers offering 91.77495 MHz at 1.8V.