The STM32F105/107 devices use the Cortex-M3 core, with a maximum CPU speed of 72 MHz. They are intended for applications where connectivity and real-time performances are required such as industrial control, control panels for security applications, UPS or home audio.

The portfolio covers from 64 to 256 Kbytes of on-chip Flash memory, up to 64 Kbytes of SRAM, and 14 communication interfaces.