STM32F103X8 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F103X8

Performance line, ARM-based 32-bit MCU with Flash, USB, CAN, seven 16-bit timers, two ADCs and nine communication interfaces

STMicroelectronics 

Description

STM32F103xx

Figure 1. STM32F103xx performance line block diagram

JNTRST

JTDI

JTCK/SWCLK

JTMS/SWDIO

JTDO

as AF

NRST

VDDA

VSSA

80AF

PA[15:0]

PB[15:0]

PC[15:0]

PD[15:0]

PE[15:0]

4 Channels

3 compl. Channels

Brk input

MOSI,MISO,

SCK,NSS as AF

RX,TX, CTS, RTS,

SmartCard as AF

16AF

VREF+

VREF-

JTAG & SWD

pbus

Trace

Controller

CORTEX M3 CPU

Ibus

Fmax: 72 MHz

Dbus

FLASH 128 KB

64 bit

POWER

VOLT. REG.

3.3V TO 1.8V

@VDD

NVIC

System

GP DMA

7 channels

@VDDA

SUPPLY

SUPERVISION

POR / PDR

Rst

PVD

Int

EXTI

WAKEUP

GPIOA

GPIOB

GPIOC

GPIOD

GPIOE

AHB2

APB2

SRAM

20 KB

@VDD

PCLK1

PCLK2

HCLK

FCLK

PLL &

CLOCK

MANAGT

XTAL OSC

4-16 MHz

RC 8 MHz

RC 32 kHz

@VDDA

IWDG

Standby

interface

@VBAT

AHB2

APB1

XTAL 32 kHz

RTC

AWU

Backup

reg

Backup interface

TIM2

TIM3

TIM 4

USART2

USART3

TIM1

SPI1

USART1

@VDDA

12bit ADC1 IF

12bit ADC2 IF

Temp sensor

2x(8x16bit)SPI2

I2C1

I2C2

bxCAN

USB 2.0 FS

SRAM 512B

WWDG

VDD = 2 to 3.6V

VSS

OSC_IN

OSC_OUT

VBAT

OSC32_IN

OSC32_OUT

ANTI_TAMP

4 Channels

4 Channels

8 Channels

RX,TX, CTS, RTS,

SmartCard as AF

RX,TX, CTS, RTS,

SmartCard as AF

MOSI,MISO,SCK,NSS

as AF

SCL,SDA,SMBAL

as AF

SCL,SDA

as AF

USBDP/CANTX

USBDM/CANRX

ai14390

1. TA = –40 °C to +105 °C (junction temperature up to 125 °C).

2. AF = alternate function on I/O port pin.

14/67

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