18QHTF21-7.8432-OE

Overview

The 18QHTF21-7.8432-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a nominal frequency of 7.8432 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 3.3V and features an enable/disable control function. It is housed in a 7.0 x 5.0 mm surface-mount package with no lead construction, suitable for applications requiring precise timing signals.

Feature Summary

• LVCMOS output logic interface
• Enable/disable functionality
• Standard crystal oscillator design

Applications

• General purpose clock generation
• Digital signal processing systems
• Communication equipment timing

Procurement Notes

Verify the specific package dimensions and operating voltage requirements against your system design before procurement. Ensure compatibility with the 3.3V supply rail and confirm that the 7.0 x 5.0 mm footprint fits within the allocated PCB area. Check for any specific environmental ratings if the application involves extreme temperatures.

Selection Notes

Select this component when a 7.8432 MHz clock source with LVCMOS outputs is required. Consider the 3.3V operating voltage and the enable/disable feature for power management needs. Evaluate the physical size constraints to ensure the 7.0 x 5.0 mm package is suitable for the target application.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronic Ind. Co., Ltd, a supplier specializing in quartz crystals and oscillators. The series includes various frequencies and voltage options, catering to diverse timing requirements in electronic devices.

Replacement Considerations

Direct substitutes may include other 7.8432 MHz XO components with compatible LVCMOS outputs and similar package dimensions. Verify electrical specifications such as supply voltage and current consumption before substitution.