STM32F302R8 FPU Datasheet

STM32F302R8 Datasheet PDF, Equivalent


Part Number

STM32F302R8

Description

ARM Cortex-M4 32-bit MCU + FPU

Manufacture

STMicroelectronics

Total Page 30 Pages
Datasheet
Download STM32F302R8 Datasheet


STM32F302R8
STM32F302x6 STM32F302x8
ARM® Cortex®-M4 32-bit MCU+FPU, up to 64 KB Flash,
16 KB SRAM, ADC, DAC, USB, CAN, COMP, Op-Amp, 2.0 - 3.6 V
Datasheet - production data
Features
Core: ARM® 32-bit Cortex®-M4 CPU with FPU
(72 MHz max.), single-cycle multiplication and
HW division, DSP instruction
Memories
– 32 to 64 Kbytes of Flash memory
– 16 Kbytes of SRAM on data bus
CRC calculation unit
Reset and power management
– VDD, VDDA voltage range: 2.0 to 3.6 V
– Power-on/Power down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low-power: 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 51 fast I/O ports, all mappable on
external interrupt vectors, several 5 V-tolerant
Interconnect matrix
7-channel DMA controller supporting timers,
ADCs, SPIs, I2Cs, USARTs and DAC
1 × ADC 0.20 μs (up to 15 channels) with
selectable resolution of 12/10/8/6 bits, 0 to
3.6 V conversion range, single
ended/differential mode, separate analog
supply from 2.0 to 3.6 V
Temperature sensor
1 x 12-bit DAC channel with analog supply from
2.4 to 3.6 V
Three fast rail-to-rail analog comparators with
analog supply from 2.0 to 3.6 V
1 x operational amplifier that can be used in
PGA mode, all terminal accessible with analog
supply from 2.4 to 3.6 V
LQFP48 (7x7 mm)
LQFP64 (10x10 mm)
UFQFPN32
(5x5 mm)
WLCSP49
(3.417x3.151 mm)
Up to 18 capacitive sensing channels
supporting touchkey, linear and rotary sensors
Up to 9 timers
– One 32-bit timer with up to 4 IC/OC/PWM
or pulse counter and quadrature
(incremental) encoder input
– One 16-bit 6-channel advanced-control
timer, with up to 6 PWM channels,
deadtime generation and emergency stop
– Three 16-bit timers with IC/OC/OCN or
PWM, deadtime gen. and emergency stop
– One 16-bit basic timer to drive the DAC
– 2 watchdog timers (independent, window)
– SysTick timer: 24-bit downcounter
Calendar RTC with alarm, periodic wakeup
from Stop/Standby
Communication interfaces
– Three I2Cs with 20 mA current sink to
support Fast mode plus
– Up to 3 USARTs, 1 with ISO 7816 I/F, auto
baudrate detect and Dual clock domain
– Up to two SPIs with multiplexed full duplex
I2S
– USB 2.0 full-speed interface
– 1 x CAN interface (2.0B Active)
– Infrared transmitter
Serial wire debug (SWD), JTAG
96-bit unique ID
Table 1. Device summary
Reference
STM32F302x6
STM32F302x8
Part number
STM32F302R6, STM32F302C6, STM32F302K6
STM32F302R8, STM32F302C8, STM32F302K8
June 2017
This is information on a product in full production.
DocID025147 Rev 7
1/138
www.st.com

STM32F302R8
Contents
Contents
STM32F302x6 STM32F302x8
1
2
3
2/138
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 ARM® Cortex®-M4 core with FPU, embedded Flash and SRAM . . . . . . . 13
3.2 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.1 Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2.2 Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.3 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.4 Cyclic redundancy check calculation unit (CRC) . . . . . . . . . . . . . . . . . . . 14
3.5 Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.5.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.5.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.5.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.5.4 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.6 Interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.8 General-purpose inputs/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.9 Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.10 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.10.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 19
3.11 Fast analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.11.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.12
3.11.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.11.3 VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.13 Operational amplifier (OPAMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.14 Ultra-fast comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.15 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.15.1 Advanced timer (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
3.15.2 General-purpose timers (TIM2, TIM15, TIM16, TIM17) . . . . . . . . . . . . . 23
3.15.3 Basic timer (TIM6) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
DocID025147 Rev 7


Features STM32F302x6 STM32F302x8 ARM® Cortex®- M4 32-bit MCU+FPU, up to 64 KB Flash, 1 6 KB SRAM, ADC, DAC, USB, CAN, COMP, Op -Amp, 2.0 - 3.6 V Datasheet - productio n data Features • Core: ARM® 32-bit Cortex®-M4 CPU with FPU (72 MHz max.) , single-cycle multiplication and HW di vision, DSP instruction • Memories 32 to 64 Kbytes of Flash memory – 1 6 Kbytes of SRAM on data bus • CRC ca lculation unit • Reset and power mana gement – VDD, VDDA voltage range: 2.0 to 3.6 V – Power-on/Power down reset (POR/PDR) – Programmable voltage det ector (PVD) – Low-power: Sleep, Stop, and Standby – VBAT supply for RTC an d backup registers • Clock management – 4 to 32 MHz crystal oscillator – 32 kHz oscillator for RTC with calibra tion – Internal 8 MHz RC with x 16 PL L option – Internal 40 kHz oscillator • Up to 51 fast I/O ports, all mappa ble on external interrupt vectors, seve ral 5 V-tolerant • Interconnect matri x • 7-channel DMA controller supporting timers, ADCs, SPIs, I2Cs, USARTs and DAC • 1 × ADC 0.20 μs (up .
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