MB9AF312NAPMC-G-JNE2

Microcontrollers Overview

The MB9AF312NAPMC-G-JNE2 is an ARM Cortex-M3 microcontroller from the Infineon FM3 MB9A310A series. It features a 32-bit data bus, 128 kB Flash program memory, and 16 kB SRAM data RAM. The device operates at a maximum clock frequency of 40 MHz with an I/O count of 83 pins in a 100-LQFP package. It supports a supply voltage range of 2.7 V to 5.5 V and includes a 12-bit ADC with 16 channels. Interfaces include CSIO, LIN, I2C, and UART. Operating temperatures range from -40°C to +105°C.

Microcontrollers Feature Summary

• Integrates an ARM Cortex-M3 core for efficient 32-bit processing within the FM3 family architecture.
• Provides extensive connectivity through multiple communication interfaces including LIN, I2C, and CSIO.
• Features high-resolution analog-to-digital conversion capabilities with 16 dedicated input channels.

Microcontrollers Applications

• Industrial control systems requiring robust communication protocols
• Automotive applications utilizing LIN bus networks
• General-purpose embedded controllers needing extended temperature operation

Microcontrollers Procurement Notes

Verify component authenticity against official Infineon documentation due to potential availability constraints. Confirm specific ordering suffixes match exact hardware requirements as variations exist within the MB9A310A series. Check current lifecycle status as this specific part number may be discontinued or subject to last-time buy conditions. Ensure compatibility with existing PCB footprints for the 100-LQFP package before finalizing procurement decisions.

Microcontrollers Selection Notes

Select this model when a balance of moderate flash capacity and rich peripheral integration is required for cost-sensitive designs. The 40 MHz speed suits applications not demanding high-frequency processing but requiring reliable real-time control. Consider the 100-pin form factor if numerous general-purpose I/Os are necessary without increasing board space significantly compared to smaller packages.

Microcontrollers Part Context

This microcontroller belongs to the Infineon FM3 family based on the ARM Cortex-M3 core. It shares architectural similarities with other MB9A310A variants, differing primarily in memory sizes and pin counts. The device is designed for applications requiring high reliability and low power consumption typical of industrial and automotive sectors.

Microcontrollers Replacement Considerations

Consult official Infineon cross-reference guides for direct replacements. Variants such as CY9AF312NAPMC-GNE2 may offer equivalent functionality under different branding. Verify pinout compatibility and software register mapping before substituting to ensure seamless integration into existing designs.