18QHTF21-37.721-OE

Oscillators Overview

The 18QHTF21-37.721-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 37.721 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications with a supply voltage of 1.8V. It features an enable/disable control function to manage power consumption. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable/disable functionality for power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• General purpose clock signal generation
• Digital system timing references
• Embedded controller clock sources

Oscillators Procurement Notes

Verify the specific frequency suffix matches the required 37.721 MHz specification. Confirm that the 1.8V supply voltage aligns with the target circuit design. Ensure the 4-SMD package footprint corresponds to the PCB layout requirements. Check for any specific environmental or reliability certifications if applicable to the end application.

Oscillators Selection Notes

Select this component when a precise 37.721 MHz clock source is required for low-voltage digital circuits. The LVCMOS output ensures compatibility with standard logic families. The enable pin allows for dynamic power control, which is beneficial for battery-operated devices. Consider the thermal performance and operating temperature range relative to the installation environment.

Oscillators Part Context

This part belongs to the 18QHTF series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options. The -OE suffix typically denotes a specific packaging or tape-and-reel configuration, though exact details require datasheet confirmation. This model represents a standard solution for timing applications requiring moderate precision.

Oscillators Replacement Considerations

Direct substitutes must match the 37.721 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility before replacement. Other manufacturers offering similar specifications may be considered if electrical parameters and mechanical dimensions are identical.