This is information on a product in full production.
August 2015
DocID025743 Rev 3
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STM32F031x4 STM32F031x6
ARM
®
-based 32-bit MCU with up to 32 Kbyte Flash, timers,
ADC and communication interfaces, 2.0 - 3.6 V
Datasheet
-
production data
Features
Core: ARM
®
32-bit Cortex
®
-M0 CPU,
frequency up to 48 MHz
Memories
– 16 to 32 Kbytes of Flash memory
– 4 Kbytes of SRAM with HW parity
CRC calculation unit
Reset and power management
– Digital and I/Os supply: 2.0 to 3.6 V
– Analog supply: V
DDA
= from V
DD
to 3.6 V
– Power-on/Power-down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low power modes: Sleep, Stop and
Standby
– V
BAT
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 x6 PLL option
– Internal 40 kHz RC oscillator
Up to 39 fast I/Os
– All mappable on external interrupt vectors
– Up to 25 I/Os with 5 V tolerant capability
5-channel DMA controller
1 × 12-bit, 1.0 µs ADC (up to 10 channels)
– Conversion range: 0 to 3.6V
– Separate analog supply from 2.4 up to
3.6 V
Up to 9 timers
– 1 x 16-bit 7-channel advanced-control timer
for 6 channels PWM output, with deadtime
generation and emergency stop
– 1 x 32-bit and 1 x 16-bit timer, with up to 4
IC/OC, usable for IR control decoding
– 1 x 16-bit timer, with 2 IC/OC, 1 OCN,
deadtime generation and emergency stop
– 1 x 16-bit timer, with IC/OC and OCN,
deadtime generation, emergency stop and
modulator gate for IR control
– 1 x 16-bit timer with 1 IC/OC
– Independent and system watchdog timers
– SysTick timer: 24-bit downcounter
Calendar RTC with alarm and periodic wakeup
from Stop/Standby
Communication interfaces
– 1 x I
2
C interface; supporting Fast Mode
Plus (1 Mbit/s) with 20 mA current sink,
SMBus/PMBus, and wakeup from Stop
mode
– 1 x USART supporting master synchronous
SPI and modem control; one with ISO7816
interface, LIN, IrDA capability auto baud
rate detection and wakeup feature
– 1 x SPI (18 Mbit/s) with 4 to 16
programmable bit frames, with I
2
S interface
multiplexed
Serial wire debug (SWD)
96-bit unique ID
Extended temperature range: -40 to +105°C
All packages ECOPACK
®
2
Table 1. Device summary
Reference
Part number
STM32F031x4
STM32F031C4, STM32F031F4,
STM32F031G4, STM32F031K4
STM32F031x6
STM32F031C6, STM32F031E6,
STM32F031F6, STM32F031G6,
STM32F031K6
UFQFPN32 5x5 mm
TSSOP20
UFQFPN28 4x4 mm
LQFP32 7x7 mm
LQFP48 7x7 mm
WLCSP25
(2.1x2.1 mm)
微可Vicor——值得信赖的元器件供应商
http://www.vicor.top/
021-31660491
微可Vicor——值得信赖的元器件供应商
http://www.vicor.top/
021-31660491