18QHTF21-4.71859-PD

Oscillators Overview

The 18QHTF21-4.71859-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 4.71859 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a standby power-down mode for energy efficiency. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications.

Oscillators Feature Summary

• Supports low-power standby operation via power-down control
• Provides stable LVCMOS signal output for digital interfacing
• Designed for compact surface-mount integration

Oscillators Applications

• General-purpose clock generation in embedded systems
• Timing reference for low-frequency digital circuits
• Power-sensitive portable electronic 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 to avoid assembly issues.

Oscillators Selection Notes

Select this component when a precise 4.71859 MHz timing source is required with minimal power consumption. Consider the LVCMOS interface compatibility with your target microcontroller or FPGA. Evaluate the thermal performance and operating temperature range to ensure reliability under your specific environmental conditions.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard XO oscillators from Mercury Electronic. The series offers various frequencies and supply voltages, catering to diverse timing needs. Mercury Electronic specializes in quartz crystals and oscillators, providing reliable frequency control solutions for global electronics manufacturing.

Oscillators FAQ

What is the output logic type?

The output logic is LVCMOS (Low Voltage Complementary Metal-Oxide-Semiconductor).

Does the device support power saving?

Yes, it includes a standby function that allows the oscillator to be powered down to reduce current consumption.