12.89131

Crystals Overview

The Geyer Electronic America, Inc. part number 12.89131 is a quartz crystal designed for frequency control applications. It operates at a nominal frequency of 48 MHz with a tolerance of ±30ppm. The component features a load capacitance of 16pF and an equivalent series resistance of 50 Ohms. It utilizes a surface-mount package configuration, specifically the KX-9AT form factor, which is a leadless 4-SMD design. The device is rated for an operating temperature range from -40°C to +85°C. This component is classified as a Class III Life Supporting Device.

Crystals Feature Summary

• Provides precise frequency generation at 48 MHz for timing circuits
• Utilizes a compact leadless surface-mount package for automated assembly
• Operates reliably across extended industrial temperature ranges

Crystals Applications

• Microcontroller clock sources
• Communication interface timing
• Digital signal processing systems

Crystals Procurement Notes

Verify the specific manufacturer datasheet for the 12.89131 model to confirm exact electrical parameters and mechanical dimensions prior to integration. Ensure that the procurement channel provides traceability documentation required for Class III life supporting devices. Cross-reference the KX-9AT package details with your PCB footprint specifications to guarantee proper soldering and mechanical stability during operation.

Crystals Selection Notes

Select this component when a stable 48 MHz reference is required in space-constrained designs. The leadless SMD format supports high-volume manufacturing processes. Consider the ±30ppm tolerance relative to system jitter requirements. Verify that the 16pF load capacitance matches the oscillator circuit design to ensure accurate frequency performance without external trimming adjustments.

Crystals Part Context

This part belongs to the Geyer Electronic family of quartz crystals and resonators. Geyer Electronic specializes in frequency control products including oscillators and filters. The 12.89131 represents a standard surface-mount solution within their portfolio, targeting applications requiring reliable timing signals in consumer, industrial, or communication equipment contexts.

Crystals Replacement Considerations

Consult official substitution lists for compatible 48 MHz crystals in the KX-9AT package. Verify that alternative parts meet the same 16pF load capacitance and 50 Ohm ESR specifications. Ensure replacement components support the required -40 to +85°C operating range and maintain Class III certification if used in life-support systems.