18QHTF21-29.99705-PD

Oscillators Overview

The 18QHTF21-29.99705-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 29.99705 MHz and utilizes LVCMOS output logic levels. The device supports a supply voltage of 1.8V and includes a standby function for power-down control. It is housed in a compact 4-SMD, No Lead package suitable for surface-mount assembly.

Oscillators Feature Summary

• LVCMOS output interface
• Standby power-down capability
• Surface-mount no lead package

Oscillators Applications

• Digital signal processing clocking
• Communication system timing
• Embedded processor clocks

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before ordering. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD footprint matches your PCB layout constraints. Check for any RoHS compliance documentation if required by your manufacturing standards.

Oscillators Selection Notes

Select this component when a precise 29.99705 MHz reference is needed for LVCMOS-compatible digital circuits. The low voltage operation makes it suitable for portable or battery-powered devices. The standby feature allows for power management strategies. Consider the thermal characteristics of the SMD package for high-density boards.

Oscillators Part Context

This part belongs to the 18QHTF21 series of standard oscillators from Mercury Electronics. The series offers various frequencies with consistent LVCMOS outputs and 1.8V operation. These components are designed for applications requiring stable timing signals in space-constrained environments.

Oscillators Replacement Considerations

Direct substitutes must match the 29.99705 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD package. Verify pinout compatibility and electrical specifications before swapping.