DocID025832 Rev 5
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STM32F042x4 STM32F042x6
Electrical characteristics
89
I
DD
Supp
ly cu
rre
nt
in
Run mode
,
co
de execu
tin
g from RAM
HSI48
48 MHz 19.3
21.9
22.1
23.7
11.9
13.4
13.6
13.7
mA
HSE bypass,
PLL on
48 MHz
19.2
21.8
(3)
22.0
22.1
11.7 13.3
13.5
13.7
32 MHz
13.4
15.8
15.9
16.0
7.9
8.8
8.9
9.7
24 MHz
10.3
12.6
13.0
13.4
6.2
8.0
8.2
8.3
HSE bypass,
PLL off
8 MHz
3.6
4.1
4.3
4.4
2.0
2.1
2.1
2.5
1 MHz
0.8
0.9
0.9
1.1
0.4
0.5
0.6
0.8
HSI clock,
PLL on
48 MHz
19.5
22.0
22.1
22.5
11.8
13.6
13.8
13.9
32 MHz 13.5
16.3
16.4
16.6
8.0
8.8
9.1
9.9
24 MHz 10.5
12.8
13.0
13.8
6.5
8.0
8.1
8.4
HSI clock,
PLL off
8 MHz
3.7
4.7
5.0
5.3
2.1
2.3
2.4
3.0
Supp
ly cu
rre
nt in
Sl
eep
mode
HSI48
48 MHz
12.4
15.1
16.3
16.7
3.0
3.2
3.3
3.4
HSE bypass,
PLL on
48 MHz
12.3
15.0
16.0
16.2
2.9
3.2
3.3
3.4
32 MHz
8.5
10.6
11.2
11.7
1.9
2.1
2.2
2.5
24 MHz
6.5
8.1
8.5
8.7
1.6
1.8
1.8
1.9
HSE bypass,
PLL off
8 MHz
2.3
3.0
3.1
3.2
0.7
0.8
0.8
0.9
1 MHz
0.4
0.4
0.4
0.6
0.1
0.3
0.3
0.4
HSI clock,
PLL on
48 MHz
12.4
15.3
15.7
15.9
3.0
3.0
3.2
3.4
32 MHz
8.6
10.7
11.3
11.6
2.1
2.2
2.2
2.5
24 MHz
6.6
8.4
8.7
8.9
1.6
1.6
1.7
1.9
HSI clock,
PLL off
8 MHz
2.4
3.2
3.4
3.6
0.6
0.8
0.9
1.0
1. USB is kept disabled as this IP functions only with a 48 MHz clock.
2. Data based on characterization results, not tested in production unless otherwise specified.
3. Data based on characterization results and tested in production (using one common test limit for sum of I
DD
and I
DDA
).
Table 26. Typical and maximum current consumption from V
DD
supply at V
DD
=
3.6 V (continued)
Symbol
Pa
rame
te
r
Conditions
f
HCLK
All peripherals enabled
(1)
All peripherals disabled
Unit
Typ
Max @ T
A
(2)
Typ
Max @ T
A
(2)
25 °C
85 °C
105 °C
25 °C
85 °C
105 °C