A powerful AURIX™ TC39xXX MCU for automotive and industrial applications with a frequency of 400 MHz and 16 MB of flash Infineon's second-generation AURIX microcontroller in 40 nm embedded flash technology delivers higher performance, larger memory, enhanced connectivity, and greater scalability for modern automotive challenges. With 20+ products, it offers the most scalable safety MCU portfolio. The top-end TC39x features 6 cores at 400 MHz, up to 6.9 MB embedded RAM, sub-2 W consumption, and mirrored flash banks for A/B swap.