STM32F372RC PDF даташит
Спецификация STM32F372RC изготовлена «STMicroelectronics» и имеет функцию, называемую «ARM Cortex-M4F 32b MCU+FPU». |
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Детали детали
Номер произв | STM32F372RC |
Описание | ARM Cortex-M4F 32b MCU+FPU |
Производители | STMicroelectronics |
логотип |
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STM32F372xx
STM32F373xx
ARM Cortex-M4F 32b MCU+FPU, up to 256KB Flash+32KB SRAM
timers, 4 ADCs (12/16-bit), 3 DACs, 2 comp., 2.0-3.6 V operation
Datasheet production data
Features
■ Core: ARM 32-bit Cortex™-M4F CPU (72 MHz
max), single-cycle multiplication and HW
division, DSP instruction with FPU (floating-
point unit) and MPU (memory protection unit)
■ 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
■ Up to three 16-bit Sigma Delta ADC
– Separate analog supply from 2.2 to 3.6 V,
up to 21 single/ 11 diff channels
■ Up to three 12-bit DAC channels
■ Two fast rail-to-rail analog comparators with
programmable input and output
■ Up to 24 capacitive sensing channels
supporting touchkey, linear and rotary
touchsensors
FBGA
LQFP48 (7 × 7 mm)
LQFP64 (10 × 10 mm)
LQFP100 (14 × 14 mm)
UFBGA100 (7 x 7 mm)
■ 17 timers
– Two 32-bit timer and three 16-bit timers
with up to 4 IC/OC/PWM or pulse counter
– Two 16-bit timers with up to 2 IC/OC/PWM
or pulse counter
– Four 16-bit timers with up to 1 IC/OC/PWM
or pulse counter
– Independent and system watchdog timers
– SysTick timer: 24-bit downcounter
– 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 I2C interfaces; one supporting Fast
Mode Plus (1 Mbit/s) with 20 mA current
sink, SMBus/PMBus, wakeup from STOP
– Three USARTs supporting master
synchronous SPI and modem control; with
ISO7816 interface, LIN, IrDA capability,
auto baud rate detection, wakeup feature
– Three SPIs (18 Mbit/s) with 4 to 16
programmable bit frame, muxed I2S
– HDMI-CEC bus interface
– USB 2.0 full speed interface
■ Serial wire devices, JTAG, Cortex-M4F ETM
■ 96-bit unique ID
Table 1. Device summary
Reference
Part number
STM32F372C8, STM32F372R8, STM32F372V8,
STM32F372xx STM32F372CB, STM32F372RB, STM32F372VB,
STM32F372CC, STM32F372RC, STM32F372VC
STM32F373C8, STM32F373R8, STM32F373V8,
STM32F373xx STM32F373CB, STM32F373RB, STM32F373VB,
STM32F373CC, STM32F373RC, STM32F373VC
September 2012
Doc ID 022691 Rev 2
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Contents
Contents
STM32F37x
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.1 ARM® Cortex™-M4F core with embedded Flash and SRAM . . . . . . . . . 12
3.2 Memory protection unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
3.3 Embedded Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.4 CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 13
3.5 Embedded SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.6 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.7 Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.7.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.7.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.7.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.7.4 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.8 Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.9 GPIOs (general-purpose inputs/outputs) . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.10 DMA (direct memory access) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.11 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.11.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 16
3.11.2 Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . 16
3.12 12-bit ADC (analog-to-digital converter) . . . . . . . . . . . . . . . . . . . . . . . . . . 16
3.12.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.13
3.12.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
3.12.3 VBAT battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
16-bit sigma delta analog-to-digital converters (SDADC) . . . . . . . . . . . . . 18
3.14 DAC (digital-to-analog converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
3.15 Fast comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.16 Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.17 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.17.1 General-purpose timers (TIM2 to TIM5, TIM12 to TIM17, TIM19) . . . . . 21
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STM32F37x
Contents
3.18
3.19
3.20
3.21
3.22
3.23
3.24
3.25
3.26
3.17.2 Basic timers (TIM6, TIM7, TIM18) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.17.3 Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.17.4 System window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.17.5 SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 22
I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Universal synchronous/asynchronous receiver transmitter (USART) . . . 24
Serial peripheral interface (SPI)/Inter-integrated sound interfaces (I2S) . 24
High-definition multimedia interface (HDMI) - consumer
electronics control (CEC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Controller area network (CAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Serial wire JTAG debug port (SWJ-DP) . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Embedded trace macrocell™ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
4 Pinouts and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
5 Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1 Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.1 Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.2 Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.3 Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.4 Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.5 Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.1.6 Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
6.1.7 Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
6.2 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
6.3 Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.3.1 General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.3.2 Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . 55
6.3.3 Embedded reset and power control block characteristics . . . . . . . . . . . 55
6.3.4 Embedded reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
6.3.5 Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
6.3.6 External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
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