Datasheet

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STM32F071x8 STM32F071xB Electrical characteristics
96
Table 34. Switching output I/O current consumption
Symbol Parameter Conditions
(1)
1. C
S
= 7 pF (estimated value).
I/O toggling
frequency (f
SW
)
Typ Unit
I
SW
I/O current
consumption
V
DDIOx
= 3.3 V
C =C
INT
4 MHz 0.07
mA
8 MHz 0.15
16 MHz 0.31
24 MHz 0.53
48 MHz 0.92
V
DDIOx
= 3.3 V
C
EXT
= 0 pF
C = C
INT
+ C
EXT
+ C
S
4 MHz 0.18
8 MHz 0.37
16 MHz 0.76
24 MHz 1.39
48 MHz 2.188
V
DDIOx
= 3.3 V
C
EXT
= 10 pF
C = C
INT
+ C
EXT
+ C
S
4 MHz 0.32
8 MHz 0.64
16 MHz 1.25
24 MHz 2.23
48 MHz 4.442
V
DDIOx
= 3.3 V
C
EXT
= 22 pF
C = C
INT
+ C
EXT
+ C
S
4 MHz 0.49
8 MHz 0.94
16 MHz 2.38
24 MHz 3.99
V
DDIOx
= 3.3 V
C
EXT
= 33 pF
C = C
INT
+ C
EXT
+ C
S
4 MHz 0.64
8 MHz 1.25
16 MHz 3.24
24 MHz 5.02
V
DDIOx
= 3.3 V
C
EXT
= 47 pF
C = C
INT
+ C
EXT
+ C
S
C = C
int
4 MHz 0.81
8 MHz 1.7
16 MHz 3.67
V
DDIOx
= 2.4 V
C
EXT
= 47 pF
C = C
INT
+ C
EXT
+ C
S
C = C
int
4 MHz 0.66
8 MHz 1.43
16 MHz 2.45
24 MHz 4.97
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