STMicroelectronics STM32MP151DAD1, 16bit Microcontroller, ARM, 209MHz, 128 kB ROM, 257-Pin TFBGA257

The STMicroelectronics STM32MP151A/D devices are based on the high-performance Arm Cortex-A7 32-bit RISC core operating at up to 800 MHz. It provides an external SDRAM interface supporting external memories up to 8-Gbit density (1 Gbyte), 16 or 32-bit LPDDR2/LPDDR3 or DDR3/DDR3L up to 533 MHz.

Low-power consumption
3 DMA controllers to unload the CPU
Reset and power management