STM32H7B3ZI Overview
STM32H7B3xI Datasheet 32-bit Arm® Cortex®-M7 280 MHz MCUs, 2-Mbyte flash memory, 1.4-Mbyte RAM, 46 . and analog interfaces, SMPS, crypto FBGA LQFP64 (10 x 10 mm) LQFP100 (14 x 14 mm) LQFP144 (20x20 mm) LQFP176 (24 x 24 mm) FBGA TFBGA100 (8 x 8 mm) TFBGA216.
STM32H7B3ZI Key Features
- 32-bit Arm® Cortex®-M7 core with double-precision FPU and L1 cache
- 2 Mbytes of flash memory with read while write support, plus 1 Kbyte of OTP memory
- ~1.4 Mbytes of RAM: 192 Kbytes of TCM RAM (inc. 64 Kbytes of ITCM RAM + 128 Kbytes of DTCM RAM for time critical routine
- 2x Octo-SPI memory interfaces with on-the-fly decryption, I/O multiplexing and support for serial PSRAM/NOR, Hyper RAM/f
- Flexible external memory controller with up to 32-bit data bus
- SDRAM/LPSDR SDRAM
- 8/16-bit NAND flash memories
- CRC calculation unit Security
- ROP, PC-ROP, active tamper, secure firmware upgrade support, Secure access mode General-purpose input/outputs
- Up to 168 I/O ports with interrupt capability