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STMicroelectronics Electronic Components Datasheet

STM32F373R8 Datasheet

32b MCU + FPU

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STM32F373R8 pdf
STM32F373xx
ARM®Cortex®-M4 32b MCU+FPU, up to 256KB Flash+32KB SRAM,
timers, 4 ADCs (16-bit Sig. Delta / 12-bit SAR), 3 DACs, 2 comp., 2.0-3.6 V
Datasheet - production data
Features
Core: ARM® 32-bit Cortex®-M4 CPU (72 MHz
max), single-cycle multiplication and HW
division, DSP instruction with FPU (floating-
point unit) and MPU (memory protection unit)
1.25 DMIPS/MHz (Dhrystone 2.1)
Memories
– 64 to 256 Kbytes of Flash memory
– 32 Kbytes of SRAM with HW parity check
CRC calculation unit
Reset and power management
– Voltage range: 2.0 to 3.6 V
– Power-on/Power down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low power modes: Sleep, Stop, 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 x16 PLL option
– Internal 40 kHz oscillator
Up to 84 fast I/Os
– All mappable on external interrupt vectors
– Up to 45 I/Os with 5 V tolerant capability
12-channel DMA controller
One 12-bit, 1.0 µs ADC (up to 16 channels)
– Conversion range: 0 to 3.6 V
– Separate analog supply from 2.4 up to 3.6
Three 16-bit Sigma Delta ADC
– Separate analog supply from 2.2 to 3.6 V,
up to 21 single/ 11 diff channels
Three 12-bit DAC channels
Two fast rail-to-rail analog comparators with
programmable input and output
Up to 24 capacitive sensing channels
)%*$
LQFP48 (7 × 7 mm)
LQFP64 (10 × 10 mm)
LQFP100 (14 × 14 mm)
UFBGA100 (7 x 7 mm)
17 timers
– Two 32-bit timers and three 16-bit timers
with up to 4 IC/OC/PWM or pulse counters
– Two 16-bit timers with up to 2 IC/OC/PWM
or pulse counters
– Four 16-bit timers with up to 1 IC/OC/PWM
or pulse counter
– Independent and system watchdog timers
– SysTick timer: 24-bit down counter
– Three 16-bit basic timers to drive the DAC
Calendar RTC with Alarm and periodic wakeup
from Stop/Standby
Communication interfaces
– CAN interface (2.0B Active)
– Two I2Cs supporting Fast Mode Plus
(1 Mbit/s) with 20 mA current sink,
SMBus/PMBus, wakeup from STOP
– Three USARTs supporting synchronous
mode, modem control, ISO/IEC 7816, LIN,
IrDA, auto baud rate, wakeup feature
– Three SPIs (18 Mbit/s) with 4 to 16
programmable bit frames, muxed I2S
– HDMI-CEC bus interface
– USB 2.0 full speed interface
Serial wire devices, JTAG, Cortex®-M4 ETM
96-bit unique ID
Table 1. Device summary
Reference
Part numbers
STM32F373xx
STM32F373C8, STM32F373R8,
STM32F373V8, STM32F373CB,
STM32F373RB, STM32F373VB,
STM32F373CC, STM32F373RC,
STM32F373VC
June 2016
This is information on a product in full production.
DocID022691 Rev 7
1/137
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STMicroelectronics Electronic Components Datasheet

STM32F373R8 Datasheet

32b MCU + FPU

No Preview Available !

STM32F373R8 pdf
Contents
Contents
STM32F373xx
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 ARM® Cortex®-M4 core with embedded Flash and SRAM . . . . . . . . . . . 13
3.2 Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.3 Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.4 Cyclic redundancy check (CRC) calculation unit . . . . . . . . . . . . . . . . . . . 14
3.5 Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.6 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.7 Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.7.4 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.8 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.9 General-purpose input/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.10 Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.11 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.11.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 17
3.11.2 Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . 17
3.12 12-bit analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.12.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.13
3.12.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.12.3 VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
16-bit sigma delta analog-to-digital converters (SDADC) . . . . . . . . . . . . . 19
3.14 Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.15 Fast comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.16 Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.17 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.17.1 General-purpose timers (TIM2 to TIM5, TIM12 to TIM17, TIM19) . . . . . 23
2/137
DocID022691 Rev 7


Part Number STM32F373R8
Description 32b MCU + FPU
Maker STMicroelectronics
Total Page 30 Pages
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STM32F373R8 pdf
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