12.85638

Crystals Overview

The Geyer Electronic America, Inc. model 12.85638 is a quartz crystal component designed for frequency control applications. It operates at a fundamental frequency of 32 MHz with a specified tolerance of ±10 ppm at +25°C. The device features a load capacitance of 9 pF and an equivalent series resistance (ESR) of 60 Ohms. It is housed in a 4-SMD, No Lead package suitable for surface mount assembly. The operational temperature range extends from -30°C to +85°C.

Crystals Feature Summary

• Fundamental mode operation at 32 MHz
• Surface mount 4-SMD no lead package configuration
• Temperature stability within -30°C to +85°C range

Crystals Applications

• Frequency reference circuits
• Microcontroller clock sources
• Communication system timing modules

Crystals Procurement Notes

Verify the specific datasheet version for the 12.85638 part number to confirm current manufacturing status and detailed electrical characteristics. Ensure that the selected component meets the required Class III life supporting device standards if applicable to the end application. Cross-reference the package dimensions and soldering profile requirements with the manufacturer's official documentation before integration.

Crystals Selection Notes

Select this component when a 32 MHz fundamental frequency is required with a ±10 ppm tolerance. The 9 pF load capacitance must match the oscillator circuit design. Consider the 60 Ohm ESR limit for driving level constraints. The wide temperature range supports industrial environments. Verify compatibility with the target PCB footprint for the 4-SMD no lead package.

Crystals Part Context

This crystal belongs to the Geyer Electronic line of frequency control products, which includes quartz crystals, oscillators, and resonators. The manufacturer provides these components for various electronic markets requiring precise timekeeping and signal generation. The 12.85638 designation identifies the specific frequency and parameter set within their catalog.

Crystals Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Consult the manufacturer for direct equivalents or cross-reference based on identical electrical parameters and package dimensions.