STMicroelectronics, 32bit ARM Cortex M33, STM32WBA Wireless Microcontroller, 100MHz, 512 kB Flash, 48-Pin UFQFPN

The STMicroelectronics Microcontroller is High-performance Arm Cortex-M33 32-bit RISC core, featuring a single-precision floating-point unit (FPU), supporting all the Arm single-precision data-processing instructions and all the data types. This core also implements a full set of DSP (digital signal processing) instructions and a memory protection unit (MPU) that enhances the application security.

Support for external PA
Packet traffic arbitration