STM32F745VG datasheet(112/227 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F745xx STM32F746xx

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DocID027590 Rev 4

Table 33. Typical and maximum current consumptions in VBAT mode

Symbol

Parameter

Conditions(1)

Typ

Max(2)

Unit

TA =25 °C

TA =85 °C TA =105 °C

VBAT =

1.7 V

VBAT=

2.4 V

VBAT=

3.3 V

VBAT = 3.6 V

IDD_VBAT

Supply current

in VBAT mode

Backup SRAM OFF, RTC and

LSE OFF

0.03

0.04

0.2

0.4

µA

Backup SRAM ON, RTC and

LSE OFF

0.74

0.75

0.78

3.0

7.0

Backup SRAM OFF, RTC ON

and LSE in low drive mode

0.40

0.52

0.72

2.8

6.5

Backup SRAM OFF, RTC ON

and LSE in medium low drive

mode

0.40

0.52

0.72

2.8

6.5

Backup SRAM OFF, RTC ON

and LSE in medium high drive

mode

0.54

0.64

0.85

3.3

7.6

Backup SRAM OFF, RTC ON

and LSE in high drive mode

0.62

0.73

0.94

3.6

8.4

Backup SRAM ON, RTC ON and

LSE in low drive mode

1.06

1.18

1.41

5.4

12.7

Backup SRAM ON, RTC ON and

LSE in Medium low drive mode

1.16

1.28

1.51

5.8

13.6

Backup SRAM ON, RTC ON and

LSE in Medium high drive mode

1.18

1.3

1.54

5.9

13.8

Backup SRAM ON, RTC ON and

LSE in High drive mode

1.36

1.48

1.73

6.7

15.5

1. Crystal used: Abracon ABS07-120-32.768 kHz-T with a CL of 6 pF for typical values.

2. Guaranteed by characterization results.

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