18QHTF21-40.695-OE

Oscillators Overview

The 18QHTF21-40.695-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 40.695 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features an Enable/Disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Supports active enable and disable functionality for efficient power management
• Delivers LVCMOS output signals compatible with standard digital interfaces
• Utilizes a leadless surface-mount package for space-constrained designs

Oscillators Applications

• General clock signal generation in embedded systems
• Timing reference sources for data communication interfaces
• Power-sensitive portable electronic devices requiring low voltage operation

Oscillators Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct voltage and output logic specifications. Confirm that the required operating temperature range aligns with the component's rated limits. Cross-reference the package outline drawing with PCB footprint requirements to guarantee mechanical compatibility during assembly.

Oscillators Selection Notes

Select this component when a precise 40.695 MHz timing source is required within tight spatial constraints. The 1.8V supply requirement makes it suitable for modern low-voltage logic families. Ensure the application can accommodate the Enable/Disable pin functionality if power optimization is a priority over continuous operation.

Oscillators Part Context

This part belongs to the QHTF series of high-frequency oscillators from Mercury Electronics. The series is characterized by small form factors and low voltage operation. This specific model represents a standard frequency option within the product line, designed for integration into compact consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 40.695 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions. Verify pinout compatibility and electrical characteristics before substitution.