18QHTF21-20.037-PD

Oscillators Overview

The 18QHTF21-20.037-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.037 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and features a standby or power-down mode capability to reduce energy consumption during inactive periods. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes.

Oscillators Feature Summary

• Supports low-voltage operation with 1.8V supply requirement
• Includes standby functionality for power management
• Delivers standard LVCMOS signal output

Oscillators Applications

• General-purpose clock generation for digital circuits
• Embedded systems requiring precise timing references
• Portable electronics utilizing low-power components

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V operating voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package dimensions fit within your PCB footprint constraints. Cross-reference the manufacturer datasheet for thermal and electrical specifications to guarantee reliable performance under intended operating conditions.

Oscillators Selection Notes

Select this component when a 20.037 MHz reference is required with low voltage compatibility. Consider the LVCMOS interface for direct connection to compatible logic families. Evaluate the need for standby modes if power efficiency is critical. Compare package size against available board space. Verify that the manufacturing source provides necessary quality certifications for your application environment.

Oscillators Part Context

This oscillator belongs to the 18QHTF series from Mercury Electronic Ind. Co., Ltd, which specializes in quartz frequency control products. The company has a history of manufacturing crystals and oscillators, positioning itself as a pioneer in the Taiwan quartz industry. This specific model represents a standard XO variant designed for general electronic applications requiring stable frequency generation.

Oscillators Replacement Considerations

Compatible substitutes include other 20.037 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Check Mercury part numbers such as 18QHTF21 variants with different frequencies for pin-compatible alternatives if frequency adjustment is possible. Ensure replacement parts match the output logic and voltage specifications exactly.