18QHTF21-3.57945-PD

Oscillators Overview

The 18QHTF21-3.57945-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 3.57945 MHz and utilizes LVCMOS output signals. The device supports a supply voltage of 1.8V and includes a standby power-down function for energy efficiency. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• Supports low voltage operation at 1.8V
• Integrates standby power-down capability
• Provides LVCMOS signal output

Oscillators Applications

• General clock generation for digital circuits
• Embedded systems requiring precise timing
• Portable electronic devices

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required 3.57945 MHz specification. Confirm the package type is 4-SMD No Lead. Ensure the operating voltage aligns with the 1.8V requirement. Check for RoHS compliance status if environmental regulations apply to your project.

Oscillators Selection Notes

Select this component when a small footprint and low power consumption are critical. The 1.8V supply makes it suitable for battery-operated applications. Verify that the LVCMOS interface is compatible with the target microcontroller or logic family.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies within a standardized 2.0x1.6 mm package. The PD suffix indicates the inclusion of a power-down control feature.

Oscillators Replacement Considerations

Direct substitutes must match the 3.57945 MHz frequency, 1.8V voltage, LVCMOS output, and 4-SMD 2.0x1.6mm package. Verify pinout compatibility before replacement.