The N32A455 series utilizes a 32-bit ARM Cortex-M4F core, with a maximum operating frequency of 144 MHz. It supports floating-point operations and DSP instructions. The series integrates up to 512 KB of embedded Flash and 144 KB of SRAM. It includes a variety of high-performance analog devices, with four 12-bit 4.7 Msps ADCs, four independent rail-to-rail operational amplifiers, seven high-speed comparators, and two 1 Msps 12-bit DACs. The N32A455 series also integrates multiple communication interfaces, including U(S)ART, I2C, SPI, QSPI, CAN, and SDIO, and features a built-in cryptographic algorithm hardware acceleration engine. The product has passed the AEC-Q100 automotive certification.