CY9AFB41NAPQC-G-JNE2

Microcontrollers Overview

The CY9AFB41NAPQC-G-JNE2 is a 32-bit microcontroller unit (MCU) based on the ARM Cortex-M3 core, belonging to the Infineon FM3 MB9AB40NB series. It features 96 KB of flash memory and 16 KB of SRAM. The device operates at a maximum clock frequency of 40 MHz with a supply voltage range of 1.65 V to 3.6 V. It includes 83 I/O pins and integrates multiple peripherals such as USB, UART, I2C, CSIO, LCD controller, DMA, PWM, LVD, POR, and WDT. The MCU utilizes a 100-PQFP package.

Microcontrollers Feature Summary

• Integrates an ARM Cortex-M3 processor core for efficient 32-bit execution.
• Includes built-in LCD controller and extensive analog-to-digital conversion capabilities.
• Supports diverse communication interfaces including USB, UART, I2C, and CSIO.
• Features low-power management options with Low Voltage Detect and Power-On Reset.

Microcontrollers Applications

• Industrial control systems requiring robust peripheral integration
• Consumer electronics utilizing LCD display interfaces
• Embedded applications needing USB connectivity

Microcontrollers Procurement Notes

Verify the specific suffix and full part number against official Infineon documentation to ensure compatibility with design requirements. Confirm current availability status as distribution may vary by region. Check for moisture sensitivity levels and recommended storage conditions prior to assembly. Ensure the selected package type matches the PCB footprint specifications exactly.

Microcontrollers Selection Notes

Select this component when a 40 MHz ARM Cortex-M3 solution with integrated LCD and USB capabilities is required. Consider the 96 KB flash and 16 KB RAM limits for application complexity. Evaluate the 1.65 V to 3.6 V operating range against system power constraints. Verify that the 100-pin PQFP package fits within the mechanical design envelope.

Microcontrollers Part Context

This MCU belongs to the FM3 family, designed for high-performance embedded applications. The MB9AB40NB series targets cost-sensitive markets while maintaining ARM Cortex-M3 performance. It bridges the gap between basic 8/16-bit MCUs and higher-end 32-bit processors, offering a balance of processing power and peripheral richness.

Microcontrollers Replacement Considerations

Consult official Infineon cross-reference guides for verified substitutes. Variations in memory size or package type require careful evaluation of pin compatibility and software migration efforts.