18QHTF21-19.7079-PD

Oscillators Overview

The Mercury Electronics Ind. Co. Ltd 18QHTF21-19.7079-PD is a standard crystal oscillator (XO) generating a frequency of 19.7079 MHz. It utilizes an LVCMOS output interface and operates at a supply voltage of 1.8V. The device supports a standby or power-down mode for energy management. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount assembly.

Oscillators Feature Summary

• LVCMOS output interface
• Standby power-down capability
• Compact SMD form factor

Oscillators Applications

• General clock signal generation
• Digital circuit timing
• Embedded system synchronization

Oscillators Procurement Notes

Verify the specific datasheet from Mercury Electronic Ind. Co., Ltd to confirm exact electrical tolerances and thermal characteristics. Ensure the 1.8V supply requirement aligns with the target system design before procurement.

Oscillators Selection Notes

Select this component when a precise 19.7079 MHz clock source is required with low voltage operation. The LVCMOS output ensures compatibility with standard digital logic families operating at 1.8V levels.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd has manufactured frequency control products since 1973 and is recognized as a pioneer in the quartz crystal industry in Taiwan. This oscillator belongs to their standard XO lineup designed for reliable timing applications.

Oscillators Replacement Considerations

Check for direct substitutes within the 18QHTF21 series offering identical 19.7079 MHz frequencies and 1.8V LVCMOS outputs. Verify pinout and package dimensions match the existing footprint.