The STMicroelectronics device is based on the high-performance Arm Cortex-M7 32-bit RISC core operating at up to 600 MHz. The Cortex -M7 core features a floating point unit (FPU)which supports Arm double-precision (IEEE 754 compliant) and single-precision data processing instructions and data types. The Cortex -M7 core includes 32 Kbytes of instruction cache and 32 Kbytes of data cache.

Includes ST state-of-the-art patented technology
2 dual-port DMAs with FIFO and linked listed support
1 Kbyte OTP (one-time programmable)
Active tampers
Hardware secure storage (dedicated secure flash area)