18QHTF21-19.611648-OE

Oscillators Overview

The 18QHTF21-19.611648-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 19.611648 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes Enable/Disable control functionality for power management. It is housed in a compact 4-SMD, No Lead surface-mount package designed for automated assembly processes.

Oscillators Feature Summary

• LVCMOS output interface
• Enable/Disable control capability
• Compact 4-SMD no lead package

Oscillators Applications

• General purpose digital signal processing
• Communication equipment timing
• Embedded system clock generation

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD footprint matches your PCB layout constraints. Request the official datasheet from Mercury Electronics to validate electrical characteristics and reliability standards for your specific application environment.

Oscillators Selection Notes

Select this component when a precise 19.611648 MHz clock source is required with low voltage operation. The LVCMOS output ensures compatibility with standard digital logic families. The enable/disable feature allows for dynamic power savings in battery-operated devices. Consider the small form factor for space-constrained designs requiring surface-mount technology integration.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, a manufacturer specializing in quartz crystal products since 1973. The series offers various frequencies within a standardized 4-SMD package. Mercury Electronics is recognized as a pioneer in Taiwan's crystal industry, providing reliable frequency control solutions for global electronics markets.

Oscillators Replacement Considerations

Direct substitutes must match the 19.611648 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package. Verify pinout compatibility and thermal specifications. Cross-reference with other manufacturers offering identical electrical parameters and mechanical dimensions to ensure seamless integration without redesign.