18QHTF21-27.500-OE

Oscillators Overview

The 18QHTF21-27.500-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 27.5 MHz with an LVCMOS output signal. The device functions on a 1.8V supply voltage and includes enable/disable control capabilities. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• LVCMOS output interface for digital logic compatibility
• Integrated enable and disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Digital communication systems requiring precise timing
• Embedded microcontroller clock sources
• Portable electronic devices utilizing low-voltage operation

Oscillators Procurement Notes

Verify the specific suffix OE against official Mercury documentation to confirm exact electrical tolerances and temperature range specifications. Ensure the 1.8V supply requirement aligns with target circuit designs before procurement. Cross-reference the 27.5 MHz frequency parameter with system requirements to avoid clock mismatch issues during integration.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside standard LVCMOS signaling. The small 2.0x1.6 mm footprint makes it suitable for space-constrained PCB layouts. Consider the enable/disable feature if dynamic power saving is necessary for the application environment.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series typically offers various frequency options within a consistent 4-SMD package form factor. The manufacturer specializes in quartz-based frequency control products including TCXOs and VCTCXOs.

Oscillators Replacement Considerations

The 18QHTF21-27.500-PD is listed as an equivalent or alternate part number for this frequency and package type.