18QHTF21-19.1328-OE

Oscillators Overview

The 18QHTF21-19.1328-OE is a crystal oscillator (XO) manufactured by Mercury Electronic Ind., Co., Ltd. It operates at a frequency of 19.1328 MHz and utilizes LVCMOS output logic levels. 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 with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

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

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded microcontroller timing

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's official documentation to confirm pinout compatibility and electrical specifications. Ensure the 1.8V supply requirement aligns with the target circuit design before integration.

Oscillators Selection Notes

Select this component when a precise 19.1328 MHz reference is required for low-voltage digital circuits. The enable feature allows for dynamic power saving in battery-operated devices requiring intermittent clock signals.

Oscillators Part Context

Mercury Electronic Ind., Co., Ltd. is a pioneer in the quartz crystal industry in Taiwan, established in 1973. This oscillator belongs to their standard XO series, designed for general-purpose timing applications in consumer and industrial electronics.

Oscillators Replacement Considerations

The datasheet references part number 18QHTF21-19.1328-PD as a variant within the same series. Verify if the PD suffix indicates identical electrical performance or different packaging requirements before substitution.