18QHTF21-20.970-OE

Oscillators Overview

The 18QHTF21-20.970-OE is a crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.97 MHz and utilizes an LVCMOS output signal format. The device functions with a supply voltage of 1.8V and includes an Enable/Disable control feature for power management. It is housed in a compact 4-SMD, No Lead package designed for surface mount applications.

Oscillators Feature Summary

• Supports standard LVCMOS output signal format
• Features integrated enable and disable control functionality
• Designed for low-voltage operation at 1.8V

Oscillators Applications

• General electronic circuits requiring precise timing
• Embedded systems utilizing surface mount technology
• Digital logic interfaces compatible with LVCMOS standards

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required enable/disable pin configurations and output drive strengths. Confirm that the 1.8V supply voltage aligns with the target system's power rails before integration. Check the datasheet for thermal dissipation requirements associated with the 4-SMD no-lead package during high-duty cycle operations.

Oscillators Selection Notes

Select this component when a stable 20.97 MHz reference is needed within space-constrained designs. Ensure the application environment supports the specified operating temperature range. Consider the LVCMOS interface compatibility with downstream digital components to avoid signal level mismatches or buffering requirements.

Oscillators Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which focuses on small form factor timing solutions. The series typically offers various frequency options within a standardized footprint, allowing designers to maintain consistent board layouts while adjusting clock speeds for different processing requirements.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 variants with identical pinouts but different frequencies, such as 18QHTF21-20.970-PD, provided the package type matches the design constraints.