STM32L053 datasheet(65/132 Pages) STMICROELECTRONICS

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STM32L053x6 STM32L053x8

Electrical characteristics

112

Figure 14. IDD vs VDD, at TA= 25/55/ 85/105/125 °C, Low-power run mode, code running

from RAM, Range 3, MSI (Range 0) at 64 KHz, 0 WS

Table 34. Current consumption in Low-power sleep mode

Symbol

Parameter

Conditions

Typ

Max(1)

Unit

IDD

(LP Sleep)

Supply

current in

Low-power

sleep mode

All peripherals

OFF, VDD from

1.65 to 3.6 V

MSI clock = 65 kHz,

fHCLK = 32 kHz,

Flash OFF

TA = − 40 to 25°C

4.7(2)

µA

MSI clock = 65 kHz,

fHCLK = 32 kHz,

Flash ON

TA = − 40 to 25°C

TA = 85 °C

19.5

TA = 105 °C

TA = 125 °C

32.5

MSI clock =65 kHz,

fHCLK = 65 kHz,

Flash ON

TA = − 40 to 25°C

TA = 85 °C

TA = 105 °C

23.5

TA = 125 °C

32.5

MSI clock = 131 kHz,

fHCLK = 131 kHz,

Flash ON

TA = − 40 to 25°C

19.5

TA = 55 °C

20.5

TA = 85 °C

22.5

TA = 105 °C

TA = 125 °C

1. Guaranteed by characterization results at 125 °C, unless otherwise specified.

2. As the CPU is in Sleep mode, the difference between the current consumption with Flash ON and OFF (nearly 12 µA) is

the same whatever the clock frequency.

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