Datasheet

Pinouts and pin description STM32F103x8, STM32F103xB
26/105 DocID13587 Rev 16
Figure 8. STM32F103xx performance line LQFP48 pinout
Figure 9. STM32F103xx performance line UFQFPN48 pinout
44 43 42 41 40 39 38 37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
12
13 14 15 16 17 18 19 20 21 22
1
2
3
4
5
6
7
8
9
10
11
48 47 46 45
PA 3 PA 4 PA 5 PA 6 PA 7
PB0 PB1 PB2
PB10 PB11
VSS_1
VDD_1
VDD_2
VSS_2
PA1 3
PA1 2
PA1 1
PA1 0
PA9
PA8
PB15
PB14
PB13
PB12
VBAT
PC13-TAMPER-RTC
PC14-OSC32_IN
PC15-OSC32_OUT
PD0-OSC_IN
PD1-OSC_OUT
NRST
VSSA
VDDA
PA 0- WK UP
PA 1
PA 2
VDD_3 VSS_3
PB9 PB8 BOOT0 PB7 PB6 PB5 PB4 PB3 PA1 5 PA1 4
LQFP48
ai14393b
MS31472V1
VDD_3 VSS_3 PB9 PB8 BOOT0 PB7 PB6 PB5 PB4 PB3 PA15 PA14
PA3 PA4 PA5 PA6 PA7 PB0 PB1 PB2
PB10 PB11
VSS_1
VDD_1
VBAT
PC13-TAMPER-RTC
PC14-OSC32_IN
PC15-OSC32_OUT
PD0-OSC_IN
PD1-OSC_OUT
NRST
VSSA
VDDA
PA0-WKUP
PA1
PA2
VDD_2
VSS_2
PA13
PA12
PA11
PA10
PA9
PA8
PB15
PB14
PB13
PB12
48
QFPN48
47 46
45 44
43
42 41
40 39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
13 14 15
16 17
18
19 20
21 22
23
24
1
2
3
4
5
6
7
8
9
10
11
12