18QHTF21-14.289843-PD

Oscillators Overview

The 18QHTF21-14.289843-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 14.289843 MHz and utilizes LVCMOS output logic. The device functions with a supply voltage of 1.8V and includes a standby power-down feature for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component is designed for applications requiring precise timing signals within space-constrained electronic systems.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V with integrated standby mode
• Provides standard LVCMOS output signal compatibility
• Utilizes a compact surface-mount package design

Oscillators Applications

• General-purpose digital circuit timing
• Embedded system clock generation
• Communication interface synchronization

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 PCB footprint matches the 4-SMD No Lead package dimensions to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Choose this model when a precise 14.289843 MHz reference is required for LVCMOS-compatible logic families. Consider the 1.8V operating voltage as a primary constraint for power-sensitive designs. Evaluate the physical size constraints to ensure the 2.0x1.6mm package fits within the available board area without interfering with adjacent components.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, which focuses on providing reliable frequency control solutions. The manufacturer has established expertise in crystal industry products since 1973. The 18QHTF21 series represents their standard oscillator offerings, balancing performance with compact form factors for modern electronics manufacturing needs.

Oscillators Replacement Considerations

Direct substitutes must match the 14.289843 MHz frequency, 1.8V supply, and LVCMOS output type. Verify pinout compatibility for the 4-SMD No Lead configuration. Check if alternative manufacturers offer equivalent timing specifications and thermal characteristics for seamless integration.