Datasheet
DS10690 Rev 6 35/144
STM32L071xx Pin descriptions
53
Figure 4. STM32L071xx UFBGA100 ballout - 7x 7 mm
1. The above figure shows the package top view.
2. PA11 and PA12 input/output (greyed out pins) are supplied by VDDIO2.
Figure 5. STM32L071xx LQFP64 pinout - 10 x 10 mm
1. The above figure shows the package top view.
2. PA11 and PA12 input/output (greyed out pins) are supplied by VDDIO2.
MSv35460V2
123 9
10
11
12
J
K
L
45678
B
A
C
D
E
F
G
H
M
PH0-
OSC_IN
VDDPC0
PH10
PH1-
OSC_
OUT
NRST
VSSA PC1
VREF
-
PC3
PA1
PA2
VREF
+
PD11
PA4
PA6
PA7
PC5
PB0 PB1
PE8
PE7
PD9
PE9
PE12
PE11
PE13
PB10
PE14
PB11
PE15
PB12
PD15 PD14 PD13
VDD
IO2
VDD
PD12
PB2
PE3
PE1
PB8
BOOT0
PD7
PD5 PB4 PB3
PA15
PA14
PA13 PA12
PA11
PC10
PC12
PD1
PD3
PD4
PD6
PB6PB7
PB9PE2
PE4
PC13 PE5
PE0
VDD PB5
PD2 PD0
PC11
VDD
PA10
PC9
PA8PA9
VSS
PE6
PC14-
OSC32
_IN
PC15-
OSC32
_OUT
VDD
VSS
PC8
PC7
PC6
VSS
VSSPH9
PC2 PD10
PB13PB14PB15PD8PC4PA5
VDDA
PA0 PA3 PE10
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
17 18 19 2021 22 23 24 29 30 31 3225 26 27 28
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
V
DD
PC13
PC 14-OSC 32_IN
PC 15-OSC 32_OU T
P H0 -OS C_IN
P H1-OSC_OUT
NRST
PC0
PC1
PC2
PC3
VSS A
VDD A
PA0
PA 1
PA 2
VDD
VS S
PB 9
PB 8
BOO T0
PB 7
PB 6
PB 5
PB 4
PB 3
PD2
PC12
PC11
PC10
PA 15
PA 14
VDDIO2
VSS
PA 13
PA 12
PA 11
PA 10
PA 9
PA 8
PC9
PC8
PC7
PC6
PB 15
PB 14
PB 13
PB 12
PA 3
VSS
VD D
PA 4
PA 5
PA 6
PA 7
PC4
PC5
PB 0
PB 1
PB 2
PB1 0
PB1 1
VSS
VD D
LQFP64
MSv35457V2
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