6 layers50 × 50 mm

Base board
ValentiWorkLearning/stm32f4_sdram_baseboard
The board which is based on STM32F446ZE MCU in BGA with the external SDRAM and BMI270 IMU.
63 parts1
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

ValentiWorkLearning/stm32f4_sdram_baseboard
The board which is based on STM32F446ZE MCU in BGA with the external SDRAM and BMI270 IMU.