Datasheet

Electrical characteristics STM8AF52/62xx, STM8AF51/61xx
64/110 Doc ID 14395 Rev 9
Current consumption curves
Figure 12 to Figure 17 show typical current consumption measured with code executing in
RAM.
Figure 12. Typ. I
DD(RUN)HSE
vs. V
DD
@f
CPU
= 16 MHz, peripherals = on
Figure 13. Typ. I
DD(RUN)HSE
vs. f
CPU
@ V
DD
= 5.0 V, peripherals = on
0
1
2
3
4
5
6
7
8
9
10
2.533.544.555.56
V
DD
[V]
I
DD(RUN)HSE
[mA]
25°C
85°C
12 5 ° C
0
1
2
3
4
5
6
7
8
9
10
0 5 10 15 20 25 30
fcpu [MHz]
I
DD(RUN)HSE
[mA]
25°C
85°C
12 5 °C
Figure 14. Typ. I
DD(RUN)HSI
vs. V
DD
@ f
CPU
= 16 MHz, peripherals = off
Figure 15. Typ. I
DD(WFI)HSE
vs. V
DD
@ f
CPU
= 16 MHz, peripherals = on
0
1
2
3
4
2.5 3.5 4.5 5.5 6.5
VDD [V]
IDD(RUN)HSI [mA]
25°C
85°C
125°C
0
1
2
3
4
5
6
2.5 3.5 4.5 5.5 6.5
VDD [V]
IDD(WFI)HSE [mA]
25°C
85°C
125°C
Figure 16. Typ. I
DD(WFI)HSE
vs. f
CPU
@ V
DD
= 5.0 V, peripherals = on
Figure 17. Typ. I
DD(WFI)HSI
vs. V
DD
@ f
CPU
= 16 MHz, peripherals = off
0
1
2
3
4
5
6
0 5 10 15 20 25 30
fcpu [MHz]
I
DD(WFI)HSE
[mA]
25°C
85°C
12 5 °C
0
0.5
1
1.5
2
2.5
2.5 3 3. 5 4 4. 5 5 5. 5 6
V
DD
[V]
I
DD(WFI)HSI
[mA]
25°C
85°C
12 5 °C