AT32F423 Overview
AT32F423 Series Datasheet ARM®-based 32-bit Cortex®-M4 MCU+FPU, 64 to 256 KB Flash, sLib, 15 timers, 1 ADC, 18 munication interfaces (2 CAN.
AT32F423 Key Features
- Core: ARM® 32-bit Cortex®-M4 CPU
- 150 MHz maximum frequency, with a memory protection unit (MPU), single-cycle multiplication and hardware division
- Floating point unit (FPU)
- DSP instructions
- Memories
- 64 to 256 Kbytes of Flash memory
- 20 Kbytes of boot memory used as a Bootloader or as a general instruction/data memory (one-time-configurable)
- sLib: configurable part of main Flash as a library area with code executable but secured, non-readable
- Up to 48 Kbytes of SRAM
- External memory controller (XMC) with 16bit data bus supporting multiplexed PSRAM and NOR memories