STM8L052R8 datasheet(72/109 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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Electrical parameters

STM8L052R8

72/109

Doc ID023337 Rev 2

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

Figure 15.

Typical IDD(Halt) vs. VDD (internal reference voltage OFF)

Table 23.

Total current consumption and timing in Halt mode at VDD = 1.8 to 3.6 V

Symbol

Parameter

Condition(1)

Typ.

Max.

Unit

IDD(Halt)

Supply current in Halt mode

(Ultra low power ULP bit =1 in

the PWR_CSR2 register)

TA = -40 °C to 25 °C

400

1600(2)

TA = 55 °C

810

2400

TA = 85 °C

1600

4500(2)

IDD(WUHalt)

Supply current during wakeup

time from Halt mode (using

HSI)

2.4

tWU_HSI(Halt)

(3)(4)

Wakeup time from Halt to Run

mode (using HSI)

4.7

µs

tWU_LSI(Halt)

(3)(4)

Wakeup time from Halt mode

to Run mode (using LSI)

150

µs

TA = -40 to 85 °C, no floating I/O, unless otherwise specified

Tested in production

ULP=0 or ULP=1 and FWU=1 in the PWR_CSR2 register

Wakeup time until start of interrupt vector fetch.

The first word of interrupt routine is fetched 4 CPU cycles after tWU

0006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

25°C

85°C

0.002

0.004

0.006

0.008

0.01

0.012

0.014

0.016

0.018

0.02

1.8

2.2

2.4

2.6

2.8

3.2

3.4

3.6

VDD (V)

25°C

85°C

-40°C

MS19119V2

STM8L052R8 Datasheet(PDF) 72 Page - STMicroelectronics

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