STM32F302RET6 ARM Microcontrollers MCU Mainstream Mixed signals
MCUs Arm Cortex M4 core DSP FPU 512 Kbytes of Flash
Features
• Core: ARM® Cortex®-M4 32-bit CPU with 72 MHz FPU, single-cycle
multiplication and HW division, DSP instruction and MPU (memory
protection unit)
• Operating conditions:
– VDD, VDDA voltage range: 2.0 V to 3.6 V
• Memories
– Up to 512 Kbytes of Flash memory
– 64 Kbytes of SRAM, with HW parity check implemented on the first
32 Kbytes.
– Flexible memory controller (FSMC) for static memories, with four
Chip Select
• CRC calculation unit
• Reset and supply management
– Power-on/Power-down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low-power modes: Sleep, Stop and Standby
– VBAT supply for RTC and backup registers
• Clock management
– 4 to 32 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– Internal 8 MHz RC with x 16 PLL option
– Internal 40 kHz oscillator
• Up to 115 fast I/Os
– All mappable on external interrupt vectors
– Several 5 V-tolerant
• Interconnect matrix
• 12-channel DMA controller
• Two ADCs 0.20 µs (up to 18 channels) with selectable resolution
of 12/10/8/6 bits, 0 to 3.6 V conversion range, separate analog
supply from 2.0 to 3.6 V
• One 12-bit DAC channels with analog supply from 2.4 to 3.6 V
Four ultra-fast rail-to-rail analog comparators with analog supply
from 2.0 to 3.6 V
• Two operational amplifiers that can be used in PGA mode, all
terminals accessible with analog supply from 2.4 to 3.6 V
• Up to 24 capacitive sensing channels supporting touchkey, linear
and rotary touch sensors
• Up to 11 timers:
– One 32-bit timer and two 16-bit timers with up to four IC/OC/PWM
or pulse counter and quadrature (incremental) encoder input
– One 16-bit 6-channel advanced-control timers, with up to six PWM
channels, deadtime generation and emergency stop
– One 16-bit timer with two IC/OCs, one OCN/PWM, deadtime
generation and emergency stop
– Two 16-bit timers with IC/OC/OCN/PWM, deadtime generation and
emergency stop
– Two watchdog timers (independent, window)
– One SysTick timer: 24-bit downcounter
– One 16-bit basic timers to drive the DAC
• Calendar RTC with Alarm, periodic wakeup from Stop/Standby
• Communication interfaces
– CAN interface (2.0B Active)
