18QHTF21-59.904-OE

Overview

The 18QHTF21-59.904-OE is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 59.904 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality. It is housed in a compact 4-SMD, No Lead package suitable for surface mount applications.

Feature Summary

• LVCMOS output logic
• Enable/Disable control
• Quartz crystal construction

Applications

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

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before procurement. Confirm that the 1.8V supply voltage aligns with your system power rails. Ensure the 4-SMD package footprint matches your PCB layout constraints to guarantee proper soldering and mechanical stability during assembly.

Selection Notes

Select this component when a precise 59.904 MHz clock source is required for low-voltage digital circuits. Consider the LVCMOS interface compatibility with your target microcontroller or FPGA. Evaluate the thermal operating range and size constraints to ensure the 4-SMD package fits within the designated area on the printed circuit board without interfering with adjacent components.

Part Context

This part belongs to the Mercury Electronics XO series, designed for standard clock applications. The model number indicates a 59.904 MHz frequency variant within the 18QHTF21 family. These oscillators are engineered for reliability in consumer electronics and industrial equipment requiring stable frequency references.

Replacement Considerations

Direct substitutes must match the 59.904 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD package dimensions. Verify pinout compatibility and electrical characteristics before swapping manufacturers.