SDAA226
March 2026
AM13E23019
1
Abstract
Trademarks
1
AM13E230x Portfolio Overview
1.1
Introduction
1.2
Portfolio Comparison of STM32G474x and AM13E230x MCUs
2
Device Pinout Comparison
2.1
Device Pin and Signal Comparison Tables
2.1.1
Device Pin-to-Pin Comparison
2.1.2
STM32G474x Alternate Functions and AM13E230x Signal Names
2.1.3
STM32G474x Additional Functions and AM13E230x Analog Functions
2.2
Device Pinout Comparison by Package Type
2.3
Block Diagram Comparison of STM32G474x and AM13E230x
3
Core Architecture Comparison
3.1
CPU
3.2
Embedded Memory Comparison
3.2.1
Flash Features
3.2.2
Flash Organization
3.2.3
Embedded SRAM
3.3
Power Up and Reset Summary and Comparison
3.4
Clocks Summary and Comparison
3.5
Operating Modes Summary and Comparison
3.6
Interrupt and Events Comparison
3.7
Debug and Programming Comparison
4
Digital Peripheral Comparison
4.1
General-Purpose I/O (GPIO)
4.2
Serial Communications Peripherals
4.2.1
Universal Asynchronous Receiver-Transmitter (UART)
4.2.2
Serial Peripheral Interface (SPI)
4.2.3
Inter-Integrated Circuit (I2C)
4.3
Timers
4.4
Windowed Watchdog Timer (WWDT)
4.5
Controller Area Network (CAN)
5
Analog Peripherals Comparison
5.1
Analog to Digital Converter (ADC)
5.2
Comparator Subsystem (CMPSS)
5.3
Digital to Analog Converter (DAC)
5.4
Programmable Gain Amplifier (PGA)
6
System-Level Migration
6.1
Power, Clock, Reset Migration
6.2
Boot ROM Configured Pins
6.3
Additional Considerations
User's Guide
AM13E230 STM32G4 Migration Guide