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STM32H745II Datasheet(PDF) 127 Page - STMicroelectronics

Part # STM32H745II
Description  Dual 32-bit Arm® Cortex®-M7 up to 480MHz and -M4 MCUs,up to 2MB Flash, 1MB RAM, 46 com. and analog interfaces, SMPS
PDF  252 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32H745II Datasheet(HTML) 127 Page - STMicroelectronics

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DS12923 Rev 1
127/252
STM32H745xI/G
Electrical characteristics
228
2. The parameters given in the above table for the SMPS regulator are derived by extrapolation from the LDO consumption
and typical SMPS efficiency factors
.
3. The grayed cells correspond to the forbidden configurations.
Table 47. Typical and maximum current consumption in Standby
Symbol Parameter
Conditions
Typ
Max(1)
Unit
1.62 V 2.4 V
3 V
3.3 V
3 V
Backup
SRAM
RTC
and
LSE
Tj=25
°C
Tj=85
°C
Tj=105
°C
Tj=125
°C
Tj=140
°C
IDD
(Standby)
Supply
current in
Standby
mode
OFF
OFF
1,92
1,95
2,06
2,16
4
18
40
90
140
µA
ON
OFF
3,33
3,44
3,6
3,79
8.2
47
83
141
230
OFF
ON
2,43
2,57
2,77
2,95
-
-
-
-
-
ON
ON
3,82
4,05
4,31
4,55
-
-
-
-
-
1. Guaranteed by characterization results, unless otherwise specified.
Table 48. Typical and maximum current consumption in VBAT mode
Symbol Parameter
Conditions
Typ
Max(1)
Unit
Backup
SRAM
RTC
and
LSE
1.2 V
2 V
3 V
3.4
V
3 V
Tj=25
°C
Tj=85
°C
Tj=105
°C
Tj=125
°C
Tj=140
°C
IDD
(VBAT)
Supply
current in
VBAT mode
OFF
OFF
0,02
0,02
0,03 0,05
0,5
4,1
10
24
47
µA
ON
OFF
1,33
1,45
1,58
1,7
4,4
22
48
87
132
OFF
ON
0,46
0,57
0,75 0,87
-
-
-
-
-
ON
ON
1,77
2
2,3
2,5
-
-
-
-
-
1. Guaranteed by characterization results, unless otherwise specified.



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