18QHTF21-38.395-OE

Oscillators Overview

The 18QHTF21-38.395-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 38.395 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes an enable/disable control pin for power management. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0x1.6 mm. This component is designed for applications requiring precise timing signals within low-power electronic systems.

Oscillators Feature Summary

• Integrates LVCMOS output logic for standard digital interface compatibility
• Features an enable/disable control pin to manage power consumption states
• Utilizes a compact 4-SMD no-lead surface mount package design

Oscillators Applications

• General purpose clock signal generation in embedded systems
• Timing reference sources for low-voltage digital circuits
• Consumer electronics requiring precise frequency standards

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 PCB footprint matches the 4-SMD no-lead package dimensions provided in the official datasheet to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this component when a fixed 38.395 MHz frequency is required for LVCMOS compatible interfaces. Consider the 1.8V operating voltage constraint and the need for an enable/disable feature for power efficiency. Evaluate the physical space constraints to ensure the 2.0x1.6 mm package fits within the designated area on the printed circuit board layout without interfering with adjacent components.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series typically offers various frequencies within a small form factor. Mercury Electronics has a long history in manufacturing quartz crystals and oscillators, positioning this part as a standard solution for timing applications in consumer and industrial electronics sectors.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical pinouts and electrical characteristics but different frequencies, such as 18QHTF21-21.200-OE or 18QHTF21-37.888-OE, provided the frequency difference is acceptable for the application.