18QHTF21-16.666-PD

Oscillators Overview

The 18QHTF21-16.666-PD is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 16.666 MHz and utilizes LVCMOS output levels. The device supports a supply voltage of 1.8V and includes a standby or power-down function 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
• Includes standby mode capability
• Compact surface-mount form factor

Oscillators Applications

• General electronic circuit timing
• Embedded system clock generation
• Portable device power management

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your specific circuit design before ordering. Confirm that the 1.8V supply rail is stable within the operational limits specified in the official datasheet to ensure reliable oscillator performance.

Oscillators Selection Notes

Select this component when a small footprint and low power consumption are required. Ensure the host system provides a clean 1.8V supply and can accommodate the LVCMOS signal levels. Verify mechanical compatibility with the 2.0x1.6 mm SMD package during PCB layout.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies with consistent electrical characteristics and packaging, designed for applications requiring precise timing in space-constrained environments.

Oscillators Replacement Considerations

Check for direct substitutes within the same series offering identical pinout and electrical specifications. Cross-reference frequency and package dimensions to ensure mechanical fit without redesigning the PCB.

Oscillators FAQ

What is the output logic level?

The output logic level is LVCMOS.

Does this oscillator support power saving modes?

Yes, it features a standby or power-down function.