18QHTF21-45.550-OE

Oscillators Overview

The 18QHTF21-45.550-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 45.55 MHz with a supply voltage of 1.8V. The device features LVCMOS output logic and includes enable/disable functionality for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The component is designed for applications requiring precise timing signals in low-voltage digital circuits.

Oscillators Feature Summary

• LVCMOS output logic for compatibility with standard digital interfaces
• Enable/Disable control pin for efficient power management
• Compact 4-SMD no-lead surface mount package design

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication modules needing stable clock signals
• Embedded systems utilizing 1.8V logic levels

Oscillators Procurement Notes

Verify the exact frequency tolerance and load capacitance requirements against your circuit design specifications before procurement. Ensure that the 1.8V supply voltage aligns with your system's power rails. Confirm the enable/disable signal polarity matches your controller's output capabilities to ensure proper operation.

Oscillators Selection Notes

Select this component when a small form factor and low voltage operation are critical. The LVCMOS output is suitable for general-purpose digital logic interfacing. Consider the enable feature if power efficiency during idle states is a priority for the target application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies within a standardized 2.0x1.6mm footprint. It is designed as a drop-in replacement for other industry-standard oscillators in similar packages, providing reliable timing solutions for consumer electronics.

Oscillators Replacement Considerations

Direct substitutes may include other 45.55 MHz oscillators in the same package with compatible voltage and output logic. Verify pinout compatibility and electrical parameters such as jitter and phase noise before substitution.