18QHTF21-39.3216-PD

Oscillators Overview

The 18QHTF21-39.3216-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 39.3216 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features a standby mode for power down functionality. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply requirement
• Includes standby capability for power-down management
• Delivers standard LVCMOS output signal integrity

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing circuits
• Embedded system clock generation

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required frequency and voltage specifications. Confirm that the 4-SMD no-lead package matches the target PCB footprint. Check manufacturer documentation for detailed reflow soldering profiles and storage conditions to maintain component reliability during assembly.

Oscillators Selection Notes

Choose this component when a stable 39.3216 MHz reference is needed for digital interfaces. Ensure the design accommodates the 1.8V logic level requirements. Evaluate thermal performance within the operating temperature range to guarantee long-term frequency stability in the intended application environment.

Oscillators Part Context

This model belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series offers various frequencies and packaging options designed for modern electronic devices requiring reliable clock sources with minimal power consumption and small form factors.

Oscillators Replacement Considerations

Direct substitutes must match the 39.3216 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and electrical characteristics before integration.