18QHTF21-59.4976-OE

Overview

The 18QHTF21-59.4976-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 59.4976 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function 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/disable control functionality
• Compact 4-SMD no-lead surface mount package

Applications

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

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure correct configuration. Confirm that the required frequency tolerance and load capacitance match the target design specifications before procurement. Ensure the 1.8V supply voltage aligns with the system power rails.

Selection Notes

Select this component when a low-profile surface-mount oscillator with LVCMOS outputs is required. Consider the 1.8V operating voltage and enable pin availability for power-sensitive designs. Verify that the 4-SMD package dimensions fit within the available PCB real estate constraints.

Part Context

This part belongs to the Mercury Electronics XO series, which provides standard frequency control solutions. The manufacturer specializes in quartz crystals and oscillators, offering various packages and frequencies. This specific model represents a standard frequency option within their portfolio.

Replacement Considerations

Consult official substitution lists for compatible parts. Verify electrical parameters such as frequency, voltage, and package type before replacing.