18QHTF21-8.388-PD

Overview

The 18QHTF21-8.388-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 8.388 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes 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.

Feature Summary

• LVCMOS output logic interface
• Integrated standby and power-down functionality
• Compact 4-SMD no lead surface mount package

Applications

• General timing circuits requiring low voltage operation
• Portable electronic devices utilizing 1.8V power supplies
• Embedded systems needing compact oscillator solutions

Procurement Notes

Verify the specific ordering suffix PD against the manufacturer's current datasheet to ensure compatibility with required packaging and handling specifications. Confirm that the 1.8V supply voltage aligns with your system design before procurement.

Selection Notes

Select this component when a small form factor 2.0x1.6 mm oscillator is required. Ensure the application environment supports LVCMOS signaling levels and that the 1.8V operating voltage matches the target circuit's power rail capabilities.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz-based frequency control products. The series offers various frequencies within a standardized footprint, allowing for consistent mechanical design across different timing requirements.

Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical pinout and dimensions but different frequencies, such as 18QHTF21-15.700-PD or 18QHTF21-96.768-PD, provided the frequency difference is acceptable for the application.