12.86561

Crystals Overview

The Geyer Electronic America, Inc. 12.86561 is a fundamental mode MHz crystal oscillator designed for surface mount applications. It operates within a temperature range of -40°C to 85°C and features a load capacitance of 10 pF with an equivalent series resistance of 40 Ohms. The component exhibits a frequency stability of 20 ppm and a frequency tolerance of ±20 ppm. Packaged in a 4-SMD, Flat Leads form factor, it supports clocking tree signal conditioning for ASICs, MCUs, MPUs, or FPGAs.

Crystals Feature Summary

• Supports clocking tree signal conditioning for digital logic components
• Fundamental mode operation for precise frequency control
• RoHS compliant construction

Crystals Applications

• ASIC clocking tree signal conditioning
• MCU clocking support
• MPU frequency reference
• FPGA clock generation

Crystals Procurement Notes

Verify the specific frequency tolerance and stability parameters against the official manufacturer datasheet prior to integration. Confirm that the 4-SMD flat lead package dimensions align with the target PCB footprint requirements. Ensure the operating temperature range meets the environmental specifications of the final assembly. Cross-reference the RoHS compliance status with current regulatory standards for the intended market.

Crystals Selection Notes

Select this component when a fundamental mode crystal with a 10 pF load capacitance is required for surface mount designs. Consider the 40 Ohm ESR and ±20 ppm tolerance limits relative to the system's timing accuracy needs. Evaluate the -40°C to 85°C operating range against the application's thermal environment. Ensure compatibility with the driving circuitry for the specified SMD package type.

Crystals Part Context

This part belongs to the KX-9B quartz precision frequency control device family from Geyer Electronic America, Inc. These devices are engineered to provide stable frequency references for high-speed digital systems. The product line focuses on supporting complex logic families such as FPGAs and microprocessors where precise clock synchronization is critical for reliable data processing and communication.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.