18QHTF21-47.940-OE

Oscillators Overview

The 18QHTF21-47.940-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 47.940 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes enable/disable functionality. It is housed in a compact 4-SMD, No Lead package. This component is designed for precise timing applications requiring low power consumption and stable frequency generation within the specified operating temperature range.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated enable and disable control capability
• Compact surface-mount package design

Oscillators Applications

• General purpose clock signal generation
• Digital circuit timing reference
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints. Check for any specific reflow soldering profile recommendations provided by the manufacturer to ensure reliable assembly.

Oscillators Selection Notes

Select this component when a 47.940 MHz clock source with LVCMOS outputs is required. Consider the 1.8V operating voltage and enable pin functionality for power management strategies. Evaluate the physical dimensions of the 4-SMD package against available board space. Compare performance characteristics such as phase noise and stability if critical for your application timing requirements.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard oscillators from Mercury Electronics. The series offers various frequencies with consistent LVCMOS output and 1.8V operation. Similar parts in the series include models with different frequencies like 6.76438 MHz or 21.2 MHz, sharing the same package and electrical interface characteristics.

Oscillators Replacement Considerations

Direct substitutes may include other 18QHTF21 series variants with identical 47.940 MHz frequency. Verify pinout compatibility and electrical specifications before substitution. Cross-reference with other manufacturers offering 4-SMD LVCMOS oscillators at 1.8V if availability is an issue.