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AN2857 датащи(PDF) 21 Page - STMicroelectronics

номер детали AN2857
подробное описание детали  STM8S and STM8A family power management
PDF  31 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2857 датащи(HTML) 21 Page - STMicroelectronics

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AN2857
Power consumption and wakeup time measurements and results
Doc ID 15241 Rev 3
21/31
5.1.2
Power consumption results in run mode
Note:
The results given above are different from those in the datasheets because a different
reference code is used. The reference code used for Flash and RAM execution is the same.
Table 5.
Power consumption results in run mode, code executed from Flash
Symbol
Parameter
Condition
VDD = 3.3 V
VDD = 5 V
Unit
ITOT
Supply current in
run mode
HSE crystal
fCPU = fMASTER = 24 MHz
11.0
11.4
mA
HSE external clock
fCPU = fMASTER = 24 MHz
10.8
10.8
HSE crystal
fCPU = fMASTER = 16 MHz
8.4
9.0
HSE external clock
fCPU = fMASTER = 16 MHz
8.2
8.2
HSI
fCPU = fMASTER = 16 MHz
8.1
8.1
HSI
fCPU = fMASTER/128 = 125 kHz
1.1
1.1
LSI
fCPU = fMASTER = 128 kHz
0.55
0.55
Table 6.
Power consumption results in run mode, code executed from RAM
Symbol
Parameter
Condition
VDD = 3.3 V
VDD = 5 V
Unit
ITOT
Supply current in
run mode
HSE crystal
fCPU = fMASTER = 24 MHz
5.2
5.6
mA
HSE external clock
fCPU = fMASTER = 24 MHz
5.0
5.0
HSE crystal
fCPU = fMASTER = 16 MHz
3.7
4.1
HSE external clock
fCPU = fMASTER = 16 MHz
3.5
3.5
HSI
fCPU = fMASTER = 16 MHz
3.4
3.4
HSI
fCPU = fMASTER/128 = 125 kHz
1.0
1.0
LSI
fCPU = fMASTER = 128 kHz
0.47
0.47



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