18QHTF21-59.000-OE

Overview

The 18QHTF21-59.000-OE is a crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 59.0 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 3.3V. It is housed in a surface-mount package with dimensions of 2.0mm x 1.6mm. This component is part of the TERM series, designed for timing applications requiring precise clock signals.

Feature Summary

• Generates stable 59.0 MHz clock signals using quartz crystal technology
• Features LVCMOS output interface for digital circuit compatibility
• Operates on a standard 3.3V power supply rail
• Utilizes compact 2.0x1.6mm surface-mount packaging

Applications

• General-purpose timing reference for embedded systems
• Clock source for microcontrollers and processors
• Data communication interface synchronization

Procurement Notes

Verify the specific operating voltage requirement against your system design, as this model specifies 3.3V operation. Confirm that the LVCMOS output logic levels are compatible with the receiving input pins of your target circuit. Ensure the PCB footprint matches the 2.0x1.6mm SMD package dimensions to guarantee proper mechanical fit and electrical connection during assembly.

Selection Notes

Select this component when a 59.0 MHz frequency is required for synchronous digital designs. Consider the 3.3V supply constraint and LVCMOS interface compatibility before integration. The small 2.0x1.6mm form factor makes it suitable for space-constrained layouts. Evaluate thermal performance and load capacitance requirements relative to the specific application environment to ensure signal integrity.

Part Context

This oscillator belongs to Mercury's TERM series, which focuses on reliable timing solutions. Mercury Electronic Ind. Co., Ltd. has extensive experience in quartz crystal manufacturing since 1973. The company specializes in various frequency control products including crystals, oscillators, and filters, establishing itself as a pioneer in Taiwan's quartz industry with a long history of production expertise.

Replacement Considerations

Direct substitutes include other 59.0 MHz LVCMOS oscillators in 2.0x1.6mm packages from Mercury or alternative manufacturers. Verify equivalent specifications such as supply voltage, output logic type, and frequency tolerance before substitution. Cross-reference pinouts and loading capacitance requirements to ensure functional compatibility in existing designs.