18QHTF21-16.6667-PD

Oscillators Overview

The 18QHTF21-16.6667-PD is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 16.6667 MHz and utilizes LVCMOS output logic levels. The device is designed for low voltage applications, specifically supporting a supply voltage of 1.8V. It features a power-down function to reduce energy consumption when not in active use. The component is housed in a compact 4-SMD, No Lead surface mount package with dimensions of 2.00mm x 1.60mm.

Oscillators Feature Summary

• Supports LVCMOS output interface for standard digital logic compatibility
• Includes standby mode capability for power management
• Utilizes surface mount technology for automated assembly

Oscillators Applications

• Embedded systems requiring precise clock signals
• Industrial control equipment
• Consumer electronics devices

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD package footprint matches your PCB layout constraints. Check for any specific environmental ratings if operating in extreme conditions.

Oscillators Selection Notes

Select this model when a 16.6667 MHz clock source is required with low voltage operation. Consider the 1.8V specification for compatibility with modern low-power digital circuits. The compact 2.0x1.6mm size is suitable for space-constrained designs. Verify that the LVCMOS output swing meets the input requirements of the connected microcontroller or FPGA.

Oscillators Part Context

This component belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options. Mercury Electronic Ind Co., Ltd. has a history of manufacturing quartz crystals since 1973. This specific part number denotes a 1.8V LVCMOS oscillator with power-down functionality in a small SMD package.

Oscillators Replacement Considerations

Direct substitutes may include other 16.6667 MHz LVCMOS oscillators in 4-SMD packages from different manufacturers. Ensure equivalent electrical specifications such as supply voltage, output type, and phase noise are matched. Verify mechanical compatibility including pinout and footprint dimensions before replacement.