18QHTF21-6.7584-PD

Overview

The 18QHTF21-6.7584-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 6.7584 MHz with an LVCMOS output logic level. The device requires a supply voltage of 1.8V and features a power-down standby function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Feature Summary

• LVCMOS output interface for digital circuit compatibility
• Integrated power-down control for energy efficiency
• Compact surface-mount form factor suitable for space-constrained designs

Applications

• Precision timing applications in electronic devices
• Digital signal processing systems requiring stable clock sources
• Communication equipment utilizing standard frequency references

Procurement Notes

Verify the specific ordering suffix to ensure the correct package type and tape/reel configuration match your assembly requirements. Confirm that the 1.8V supply voltage aligns with your system's power rails before procurement. Check for any specific environmental certifications required for your target market compliance.

Selection Notes

Select this component when a low-voltage, small-footprint oscillator is needed for precise timing. Ensure the LVCMOS output swing matches your receiving logic levels. Consider the operating temperature range if deployed in extreme environments. Verify that the 6.7584 MHz frequency meets the system clock requirements without additional dividers.

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 offers various frequencies and package options. This specific model provides a fixed frequency solution for standard timing needs in consumer and industrial electronics.

Replacement Considerations

Direct substitutes include other 6.7584 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pinout compatibility and electrical specifications before substitution. Cross-reference with similar models from the same manufacturer or other vendors offering equivalent timing solutions.