18QHTF21-65.975-OE

Overview

The 18QHTF21-65.975-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 65.3 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality for power management. It is housed in a compact 4-SMD, No Lead package, designed for surface-mount applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable and disable control capability
• Compact 4-SMD no-lead surface mount packaging

Applications

• General purpose clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Procurement Notes

Verify the specific suffix OE against official Mercury Electronics documentation to confirm exact electrical tolerances and pinout configurations. Ensure the ordering part number matches the required frequency and voltage specifications precisely before finalizing procurement orders.

Selection Notes

Select this component when a low-voltage 1.8V operation is required with LVCMOS outputs. The 4-SMD package suits space-constrained designs. Confirm that the enable/disable feature aligns with system power sequencing requirements and that the operating temperature range meets environmental constraints.

Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which specializes in frequency control products. The series typically offers various frequencies within a standardized small footprint. Mercury Electronics has been a pioneer in the crystal industry since 1973, providing reliable timing solutions.

Replacement Considerations

Direct substitutes may include other 18QHTF21 variants with different frequencies or suffixes such as PD, provided electrical parameters match. Verify compatibility with existing board layouts and firmware expectations before swapping components.