18QHTF21-40.685-PD

Oscillators Overview

The 18QHTF21-40.685-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 40.685 MHz with an LVCMOS output logic level. The device supports a supply voltage of 1.8V and includes a standby (power down) function for energy management. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications. The component is designed for standard clock signal generation in electronic circuits requiring precise timing references.

Oscillators Feature Summary

• LVCMOS output interface
• Standby power down capability
• Compact 4-SMD no lead package

Oscillators Applications

• General purpose clock generation
• Digital circuit timing reference
• Embedded system clock source

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required 40.685 MHz specification. Confirm the 1.8V supply voltage requirement aligns with the target system design. Ensure the 4-SMD no lead package footprint is compatible with the PCB layout. Check for any specific operating temperature range requirements if the application involves extreme environmental conditions.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V clock source is required. The LVCMOS output is suitable for direct interfacing with standard digital logic families. The standby feature aids in power-sensitive designs. Consider the small form factor for space-constrained layouts. Verify compatibility with the host controller's input thresholds.

Oscillators Part Context

Mercury Electronics Ind. Co., Ltd. is a manufacturer of frequency control products with a history dating back to 1973. They are recognized as a pioneer in the quartz crystal industry in Taiwan. The company produces various oscillators and resonators for diverse electronic applications.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided data.