18QHTF21-20.3563-OE

Oscillators Overview

The 18QHTF21-20.3563-OE is a standard LVCMOS crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 20.3563 MHz and requires a 1.8V supply voltage. The device features an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timekeeping.

Oscillators Feature Summary

• Standard LVCMOS output signal format
• Integrated enable and disable control functionality
• Compact 4-SMD no lead surface mount package

Oscillators Applications

• Precise timekeeping systems
• Digital signal processing circuits
• Communication equipment clocking

Oscillators Procurement Notes

Verify the specific ordering suffix and electrical parameters against the official datasheet before procurement. Ensure compatibility with the target system's voltage levels and load requirements. Confirm package dimensions match the design layout to avoid assembly issues.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise frequency stability. The enable/disable feature makes it suitable for battery-powered or power-sensitive designs. Verify that the 4-SMD footprint aligns with existing PCB constraints.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd is a manufacturer specializing in frequency control products, including quartz crystals and oscillators. This part belongs to their series of standard LVCMOS oscillators designed for general-purpose timing applications in electronic devices.

Oscillators Replacement Considerations

Consult official substitution lists from Mercury Electronics for direct replacements. Ensure any substitute matches the 20.3563 MHz frequency, 1.8V supply, and 4-SMD package form factor.