Datasheet

DocID027590 Rev 4 111/227
STM32F745xx STM32F746xx Electrical characteristics
195
Table 32. Typical and maximum current consumptions in Standby mode
Symbol Parameter Conditions
Typ
(1)
Max
(2)
Unit
T
A
= 25 °C
T
A
=
25 °C
T
A
=
85 °C
T
A
=
105 °C
V
DD
=
1.7 V
V
DD
=
2.4 V
V
DD
=
3.3 V
V
DD
= 3.3 V
I
DD_STBY
Supply current
in Standby
mode
Backup SRAM OFF, RTC and
LSE OFF
1.7 1.9 2.3 5
(3)
15
(3)
31
(3)
µA
Backup SRAM ON, RTC and
LSE OFF
2.4 2.6 3.0 6
(3)
20
(3)
40
(3)
Backup SRAM OFF, RTC ON
and LSE in low drive mode
2.1 2.4 2.9 6 19 39
Backup SRAM OFF, RTC ON
and LSE in medium low drive
mode
2.1 2.4 2.9 6 19 39
Backup SRAM OFF, RTC ON
and LSE in medium high drive
mode
2.2 2.5 3.0 7 20 40
Backup SRAM OFF, RTC ON
and LSE in high drive mode
2.3 2.6 3.1 7 20 42
Backup SRAM ON, RTC ON
and LSE in low drive mode
2.7 3.0 3.6 8 23 49
Backup SRAM ON, RTC ON
and LSE in Medium low drive
mode
2.7 3.0 3.6 8 23 49
Backup SRAM ON, RTC ON
and LSE in Medium high drive
mode
2.8 3.1 3.7 8 24 50
Backup SRAM ON, RTC ON
and LSE in High drive mode
2.9 3.2 3.8 8 25 51
1. PDR is OFF for V
DD
=1.7V. When the PDR is OFF (internal reset OFF), the typical current consumption is reduced by
additional 1.2 µA.
2. Guaranteed by characterization results.
3. Based on characterization, tested in production.
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