Description
STM32F103xC, STM32F103xD, STM32F103xE
Figure 1.
STM32F103xC, STM32F103xD and STM32F103xE performance line block diagram
TRACECLK
TRACED[0:3]
as AS
@V
DD
TPIU
Trace/trig
Trace
controller
Power
Pbus
Ibus
V
SW/JTAG
DD
NJTRST
JTDI
JTCK/SWCLK
JTMS/SWDIO
JTDO
Volt. reg.
3.3 V to 1.8 V
V
SS
Flash 512 Kbytes
64 bit
Cortex-M3 CPU
@V
Supply
DDA
Dbus
System
as AF
F
: 48/72 MHz
max
NRST
supervision
POR
Reset
V
POR /PDR
DDA
V
SRAM
SSA
@V
DDA
NVIC
64 KB
PVD
Int
RC 8 MHz
RC 40 kHz
PLL
GP DMA1
@V
DD
XTAL OSC
4-16 MHz
A[25:0]
D[15:0]
CLK
NOE
NWE
OSC_IN
OSC_OUT
7 channels
GP DMA2
IWDG
5 channels
PCLK1
PCLK2
HCLK
FCLK
Reset &
Clock
control
Standby
interface
NE[4:1]
NBL[1:0]
NWAIT
NL (or NADV)
as AF
V
=1.8 V to 3.6 V
BAT
V
@
FSMC
SDIO
BAT
OSC32_IN
OSC32_OUT
XTAL32kHz
Backup
TAMPER-RTC/
ALARM/SECOND OUT
RTC
AWU
reg
D[7:0]
CMD
CK as AF
Backup interface
AHB2
APB2
AHB2
APB1
4 channels, ETR as AF
4 channels, ETR as AF
4 channels, ETR as AF
4 channels as AF
TIM2
EXT.IT
WKUP
112AF
PA[15:0]
PB[15:0]
TIM3
TIM4
GPIO port A
GPIO port B
GPIO port C
TIM5
RX, TX, CTS, RTS,
CK as AF
PC[15:0]
PD[15:0]
USART2
USART3
UART4
UART5
RX, TX, CTS, R T S,
CK as AF
GPIO port D
GPIO port E
PE[15:0]
PF[15:0]
PG[15:0]
RX,TXasAF
GPIO port F
GPIO port G
RX,TX asAF
MOSI/SD, MISO
SCK/CK, MCK, NSS/WS as AF
SPI2/ I2S2
2x(8xi1t)6b
4 channels
3 compl. channels
BKIN, ETR as AF
4 channels
3 compl. channels
BKIN, ETR as AF
TIM1
MOSI/SD, MISO
SCK/CK, MCK, NSS/WS as AF
SPI3 / I2S3
2x(8xi1t)6b
TIM8
I2C1
I2C2
SCL, SDA, SMBA as AF
SCL, SDA, SMBA as AF
MOSI, MISO,
SCK, NSS as AF
SPI1
SRAM 512 B
bxCAN device
RX, TX, CTS,
RTS, CK as AF
USART1
WWDG
USBDP/CAN_TX
USBDM/CAN_RX
USB 2.0 FS
device
Temp. sensor
TIM6
TIM7
12bit DAC1
12bit DAC 2
IF
IF
DAC_OUT1 as AF
DAC_OUT2 as AF
8 ADC123_INs
12-bit ADC1 IF
12-bit ADC2 IF
12-bit ADC3 IF
common to the 3 ADCs
8 ADC12_INs common
to ADC1 & ADC2
5 ADC3_INs on ADC3
@V
DDA
VREF–
VREF+
@ V
DDA
ai14666f
1. TA = –40 °C to +85 °C (suffix 6, see Table 71) or –40 °C to +105 °C (suffix 7, see Table 71), junction temperature up to
105 °C or 125 °C, respectively.
2. AF = alternate function on I/O port pin.
12/123
Doc ID 14611 Rev 7
STMICROELECTRONICS [ ST ]
