18QHTF57-78.300-PD

Oscillators Overview

The 18QHTF57-78.300-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 78.3 MHz and utilizes LVCMOS output logic levels. The component requires a 1.8V supply voltage for operation. It supports a standby mode, also referred to as power down functionality, to reduce energy consumption when not in active use. The device is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• LVCMOS output interface
• 1.8V supply voltage requirement
• Standby (Power Down) capability

Oscillators Applications

• Low-power clock generation
• Digital circuit timing
• Embedded system synchronization

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits defined in the official datasheet. Ensure the PCB footprint matches the 4-SMD, No Lead package dimensions to prevent assembly issues. Cross-reference the part number suffix with manufacturer documentation to confirm availability and exact electrical characteristics.

Oscillators Selection Notes

Select this component when a precise 78.3 MHz clock signal is required with low power consumption constraints. The LVCMOS output is compatible with standard digital logic families operating at 1.8V. Consider the standby feature if power management during idle periods is critical. Evaluate the thermal performance and stability requirements against the standard XO specifications provided by the manufacturer.

Oscillators Part Context

This oscillator belongs to the 18QHTF57 series from Mercury Electronics Ind. Co. Ltd, which specializes in frequency control products. The series includes various frequencies such as 53.3 MHz and 24.5 MHz, all sharing similar packaging and voltage characteristics. Mercury Electronics has a long history in quartz crystal manufacturing, positioning this component within their standard XO lineup designed for reliable timing applications.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF57 series variants like 18QHTF57-53.300-PD or 18QHTF57-24.500-PD if frequency adjustment is permissible. Verify pinout compatibility and voltage levels when considering alternative manufacturers. Ensure any replacement maintains the LVCMOS output type and 4-SMD package form factor for seamless integration.