18QHTF21-37.632-PD

Oscillators Overview

The 18QHTF21-37.632-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 37.632 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby or power-down feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Integrates standby mode for power reduction
• Provides LVCMOS signal output compatibility

Oscillators Applications

• General clock generation for digital circuits
• Timing reference for communication modules
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply rail stability meets the oscillator's specifications to maintain accurate timing performance. Confirm that the PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet.

Oscillators Selection Notes

Select this component when a precise 37.632 MHz clock signal is required within space-constrained designs. The choice is driven by the need for low-power operation via the standby function and compatibility with 1.8V logic families. Consider the small form factor as a primary advantage for dense board layouts.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz-based timing solutions. The series offers various frequencies and voltage options, catering to diverse electronic applications requiring stable oscillation. Mercury Electronics has established itself as a supplier of frequency control products since 1973.

Oscillators Replacement Considerations

Direct substitutes include other 37.632 MHz LVCMOS oscillators in similar SMD packages from different manufacturers, provided they support 1.8V operation and have compatible pin configurations. Verify thermal and electrical characteristics match the original design constraints.