STM8L052R8 datasheet(69/109 Pages) STMICROELECTRONICS

Part #	STM8L052R8

Description	Value Line, 8-bit ultralow power MCU, 64-KB Flash,256-byte data EEPROM, RTC, LCD, timers, USART, I2C, SPI, ADC

PDF	109 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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69 / 109 page

STM8L052R8

Electrical parameters

Doc ID023337 Rev 2

69/109

In the following table, data are based on characterization results, unless otherwise specified.

Figure 13.

Typical IDD(LPW) vs. VDD (LSI clock source), all peripherals OFF

(1)

Typical current consumption measured with code executed from RAM.

Table 20.

Total current consumption in Low power wait mode at VDD = 1.8 V to 3.6 V

Symbol

Parameter

Conditions(1)

Typ.

Max.

Unit

IDD(LPW)

Supply current in

Low power wait

mode

LSI RC osc.

(at 38 kHz)

all peripherals OFF

TA = -40 °C to 25 °C

3.03

3.41

μA

TA = 55 °C

3.38

3.78

TA = 85 °C

4.6

5.34

with TIM2 active(2)

TA = -40 °C to 25 °C

3.78

4.21

TA = 55 °C

4.13

4.57

TA = 85 °C

5.29

6.08

LSE external

clock(3)

(32.768 kHz)

all peripherals OFF

TA = -40 °C to 25 °C

2.46

2.89

TA = 55 °C

2.58

3.07

TA = 85 °C

3.32

4.05

with TIM2 active (2)

TA = -40 °C to 25 °C

2.88

3.29

TA = 55 °C

2.97

3.42

TA = 85 °C

3.69

4.55

No floating I/Os.

Timer 2 clock enabled and counter is running.

Oscillator bypassed (LSEBYP = 1 in CLK_ECKCR). When configured for external crystal, the LSE consumption

(IDD LSE) must be added. Refer to Table 29.

0.005

0.01

0.015

0.02

1.8

2.2

2.4

2.6

2.8

3.2

3.4

3.6

VDD (V)

85°C

-40°C

°C

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