STM32L052C8 datasheet(66/136 Pages) STMICROELECTRONICS

Part #	STM32L052C8

Description	Ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 64 KB Flash memory, 8 KB SRAM, 2 KB EEPROM, USB, ADC, DAC

PDF	136 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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66 / 136 page

Electrical characteristics

STM32L052x6 STM32L052x8

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66/136

DocID025936 Rev 6

Figure 16. 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 35. 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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