STM32WB55 datasheet(104/193 Pages) STMICROELECTRONICS

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Table 41. Current consumption in Sleep and Low-power sleep modes, Flash memory ON

Symbol

Parameter

Conditions

TYP

MAX(1)

Unit

Voltage

scaling

fHCLK

25 °C

55 °C

85 °C

105 °C

25 °C 85 °C 105 °C

IDD(Sleep)

Supply

current in

sleep mode,

fHCLK = fHSI16 up

to 16 MHz

included,



fHCLK = fHSE up to

32 MHz



fHSI16 + PLL ON

above 32 MHz



All peripherals

disabled

Range 2

16 MHz

0.740

0.765

0.865

1.05

0.840 1.210

1.810

Range 1

64 MHz

2.65

2.70

2.80

3.00

3.33

3.91

32 MHz

1.40

1.45

1.60

1.80

1.55

1.86

2.49

16 MHz

0.845

0.875

0.990

1.20

0.970

1.40

2.02

SMPS

Range 1

64 MHz

2.60

2.65

2.75

32 MHz

1.90

1.95

2.00

2.10

16 MHz

1.70

1.75

1.80

IDD(LPSleep)

Supply

current in

low-power

sleep mode

fHCLK = fMSI

All peripherals disabled

2 MHz

0.090

0.125

0.235

0.430

0.130 0.600

1.19

1 MHz

0.058

0.093

0.205

0.400

0.090 0.570

1.16

400 kHz

0.044

0.0725

0.185

0.380

0.070 0.540

1.11

100 kHz

0.0315 0.0635 0.0175

0.370

0.055 0.530

1.13

1. Guaranteed by characterization results, unless otherwise specified.

Table 42. Current consumption in Low-power sleep modes, Flash memory in Power down

Symbol

Parameter

Conditions

TYP

MAX(1)

Unit

-fHCLK

25 °C

55 °C

85 °C

105 °C

25 °C

85 °C

105 °C

IDD

(LPSleep)

Supply

current in

low-power

sleep mode

fHCLK = fMSI



All peripherals

disabled

2 MHz

94.0

115

200

335

135

610

1201

µA

1 MHz

56.5

86.0

170

305

94.2

560

1171

400 kHz

40.5

66.5

150

285

68.0

540

1129

100 kHz

27.5

57.5

140

275

54.6

539

1131

1. Guaranteed by characterization results, unless otherwise specified.

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