STMicroelectronics STM32 F302 mixed signal microcontroller with the 32-bit ARM Cortex M4 core operates on the 72 MHz frequency and comes with integrated analogue peripherals such as DACs, ADCs, DSP and FPU (floating point unit) and CCM (core coupled memory).

Comparators (50ns)
Op Amp with programmable gain (PGA)
12-bit DACs; 12-bit ADCs with MSPS; 16-bit ADCs
Memory architecture for RAM: CCM (Core Coupled Memory)
Motor control timers (144 MHz)
Communication interface: USB FS and CAN 2.0B
Operation voltage 3.6 V
Memory 256 Kb

STM32F3 Series 32-Bit ARM® Cortex®-M4 Microcontrollers, STMicroelectronics

The STM32 F3 series of mixed-signal MCUs with DSP and FPU instructions combines a 32-bit ARM Cortex-M4 core running at 72MHz with an advanced analogue peripheral set.

Fast comparators (50ns)
Programmable gain amplifiers (4 gain ranges)
12-Bit DACs
Fast 12-Bit ADCs (5 MSPS per channel with up to 18MSPS in interleaved mode)
16-Bit sigma-delta ADCs
Fast 144MHz motor control timers, timing resolution better 7ns