The STM32F765VIT6: It's built for applications that need a real-time control loop plus a rich interface set — think motor drives with Ethernet backhaul, or an IoT gateway handling CAN and USB OTG simultaneously. The 82 I/O lines and the peripheral list (CANbus, Ethernet, I2C, SPI, UART/USART, USB OTG, QSPI, SAI, SPDIF) cover most industrial and communications scenarios without needing external bridge chips.
Supply voltage and temperature — fit for the BOM
If your design lives in a climate-controlled rack, the commercial-grade sibling might save a few cents, but for anything that sees a loading dock or a ventless cabinet, this is the right tier.
Package and footprint — 100-LQFP 14x14
Surface-mount only — no through-hole variant. The exposed pad (if present on the LQFP) needs a thermal via stitch under the package if you plan to push the core continuously at 216 MHz with multiple peripherals active; otherwise, a solid ground-plane connection under the pad is sufficient.