18QHTF21-49.156915-OE

Overview

The 18QHTF21-49.156915-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 49.156915 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, supporting 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 processes.

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

Applications

• General purpose timing clock generation
• Digital signal processing systems
• Embedded controller circuits

Procurement Notes

Verify the specific suffix 'OE' against official Mercury Electronics documentation to confirm the enable/disable feature and voltage specifications. Ensure the operating temperature range meets system requirements. Cross-reference the part number with authorized distributors to confirm authenticity and availability from the manufacturer.

Selection Notes

Select this component when a precise 49.156915 MHz clock source is required with low voltage operation. Consider the LVCMOS output compatibility with downstream logic levels. Evaluate the small form factor against board space constraints. Confirm that the enable pin requirement aligns with system power sequencing strategies.

Part Context

This oscillator belongs to the Mercury Electronics SMD oscillator series, which includes various frequency options and package types. The brand specializes in quartz crystals and oscillators, offering components for timing applications. This specific model represents a standard XO variant within their portfolio of surface-mount timing devices.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data. Verify electrical compatibility including frequency tolerance, load capacitance, and drive strength before considering alternative sources or generic equivalents.