18QHTF21-20.700-PD

Oscillators Overview

The 18QHTF21-20.700-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.7 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes a standby or power-down capability for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm.

Oscillators Feature Summary

• Supports low voltage operation at 1.8V
• Features LVCMOS output interface
• Includes power-down functionality

Oscillators Applications

• Low voltage digital circuits
• Portable electronic devices
• Embedded systems requiring precise clock signals

Oscillators Procurement Notes

Verify the specific manufacturer designation, as sources list both Mercury Electronics Ind. Co. Ltd and Mercury United Electronics, Inc. Confirm the package type is 4-SMD No Lead and the operating voltage is strictly 1.8V. Ensure the frequency tolerance and load capacitance requirements match the target circuit design before procurement.

Oscillators Selection Notes

Select this component when a small form factor is required alongside low power consumption. The 1.8V supply and power-down feature make it suitable for battery-operated applications. Verify that the LVCMOS output swing is compatible with the receiving logic inputs of the system.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface mount crystal oscillators from Mercury Electronic. The series offers various frequencies including 2.0 MHz, 51.2 MHz, and 54.077 MHz, all sharing similar physical dimensions and electrical characteristics such as 1.8V operation and LVCMOS outputs.

Oscillators Replacement Considerations

Direct substitutes include other 1.8V LVCMOS oscillators in 4-SMD packages with comparable frequencies. Cross-reference pinouts and thermal specifications carefully.