18QHTF21-47.4875-PD

Oscillators Overview

The 18QHTF21-47.4875-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 47.4875 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, designed for surface-mount applications in electronic circuits requiring precise clock signals.

Oscillators Feature Summary

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

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded system timing references

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 specifications to guarantee proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside LVCMOS compatibility. The integrated power-down feature makes it suitable for battery-operated devices where standby current reduction is critical. Consider the small form factor of the 4-SMD package for space-constrained designs needing reliable 47.4875 MHz timing.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard crystal oscillators from Mercury Electronics. The series offers various frequencies and voltage options within a consistent 4-SMD no lead package. Mercury Electronics is a recognized manufacturer of frequency control products, providing these components for industrial and consumer electronics applications requiring stable clock sources.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 variants with matching 47.4875 MHz frequency, 1.8V voltage, and LVCMOS output. Verify package dimensions and pinout compatibility before swapping. Alternative manufacturers may offer similar specifications but require electrical parameter validation.