ARM 32b MCU, 24MHz, 32KB FLASH, 4KB RAM, TQFP, I2C/SPI/UART
44-Pin Quad-SPI Multifunction Peripheral IC, 1.71V-5.5V, 24MHz, TQFP-44
64-Pin TQFP Multifunction Peripheral IC, 1.8-5.5V, 7.2mA, -40 to 85°C
