18QHTF21-49.3467-PD

Overview

The 18QHTF21-49.3467-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 49.3467 MHz and utilizes LVCMOS output logic levels. The device is designed for low-power applications with a supply voltage of 1.8V and includes a standby or power-down function to reduce energy consumption during idle periods. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Feature Summary

• LVCMOS output interface for digital logic compatibility
• Integrated standby mode for power management
• Compact surface-mount form factor

Applications

• Low-power electronic communication systems
• Digital signal processing circuits
• Consumer electronics requiring precise timing

Procurement Notes

Verify the specific ordering suffix against official manufacturer documentation to ensure correct configuration. Confirm that the required operating temperature range and load conditions match the system design specifications before procurement.

Selection Notes

Select this component when a 1.8V supply and LVCMOS interface are required. Ensure the PCB layout supports the 4-SMD no-lead package dimensions and that the target application does not exceed the specified electrical limits.

Part Context

This part belongs to the 18QHTF21 series of clock oscillators from Mercury Electronics. The series offers various frequencies within the 50kHz to 160MHz range, all utilizing 1.8V operation and CMOS output types for consistent integration across different product lines.

Replacement Considerations

Check for direct substitutes such as the 18QHTF21-77.760-PD or 18QHTF21-38.680-PD if frequency adjustments are permissible. Verify pinout and package compatibility before considering alternative models.