3QHTF57-20.8125-OE

Oscillators Overview

The 3QHTF57-20.8125-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 20.8125 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 3.3V and includes an enable/disable function for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Standard XO configuration with LVCMOS output
• Integrated enable/disable control functionality
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• General clock signal generation
• Digital circuit timing reference
• Embedded system synchronization

Oscillators Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to confirm voltage levels and package variations. Ensure compatibility with target board thermal requirements and signal integrity standards before integration. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Oscillators Selection Notes

Select this component when a stable 20.8125 MHz reference is required with low-power standby capabilities via the enable pin. Consider the 3.3V supply constraint and LVCMOS interface compatibility with downstream logic families during system design.

Oscillators Part Context

This oscillator belongs to the QHTF57 series from Mercury Electronics, which specializes in quartz-based frequency control products. The series offers various frequencies and voltages, positioning these devices as reliable timing solutions for consumer and industrial electronics requiring small form factors.

Oscillators Replacement Considerations

Compatible variants include the 25QHTF57-20.8125-OE (2.5V) and other frequency-specific models within the same package family. Verify voltage tolerance and pinout alignment when substituting.