18QHTF21-44.395-PD

Oscillators Overview

The 18QHTF21-44.395-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 44.395 MHz and utilizes LVCMOS output logic. The device requires a supply voltage of 1.8V and features 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 and power-down functionality
• Provides LVCMOS output signal compatibility

Oscillators Applications

• General electronic circuit timing
• Embedded system clock generation
• Portable devices requiring low power consumption

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your design specifications before procurement. Ensure that the 1.8V supply rail is stable to maintain oscillator performance. Confirm that the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to ensure proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a precise 44.395 MHz clock source is required for LVCMOS-compatible digital circuits. Consider the 1.8V operating voltage constraint and the availability of the power-down feature for systems prioritizing energy efficiency. Evaluate the small 2.0x1.6 mm form factor against available board space constraints to determine suitability for dense layout designs.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series includes various frequencies such as 6.0 MHz and 51.2 MHz, all sharing similar packaging and electrical characteristics like 1.8V operation and LVCMOS outputs, designed for compact electronic applications.

Oscillators Replacement Considerations

Direct substitutes within the same series include models like 18QHTF21-6.000-PD and 18QHTF21-51.200-PD, though these differ in operating frequency. Cross-brand replacements require matching the 44.395 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package dimensions.