STM8AF51XX datasheet(65/100 Pages) STMICROELECTRONICS

65 / 100 page

STM8AF61xx, STM8AF51xx

Electrical characteristics

65/100

On-chip peripherals

Table 23.

Typical peripheral current consumption VDD = 5.0 V

(1)

Typical values - not tested in production. Since the peripherals are powered by an internally regulated,

constant digital supply voltage, the values are similar in the full supply voltage range.

Symbol

Parameter

Typ.

fmaster =

2 MHz

Typ.

fmaster =

16 MHz

Typ.

fmaster =

24 MHz

Unit

IDD(TIM1)

TIM1 supply current(2)

Data based on a differential IDD measurement between no peripheral clocked and a single active

peripheral. This measurement does not include the pad toggling consumption.

0.03

0.23

0.34

IDD(TIM2)

TIM2 supply current (2)

0.02

0.12

0.19

IDD(TIM3)

TIM3 supply current(2)

0.01

0.1

0.16

IDD(TIM4)

TIM4 supply current(2)

0.004

0.03

0.05

IDD(USART)

USART supply current(2)

0.03

0.09

0.15

IDD(LINUART) LINUART supply current(2)

0.03

0.11

0.18

IDD(SPI)

SPI supply current(2)

0.01

0.04

0.07

IDD(I2C)

I2C supply current(2)

0.02

0.06

0.91

IDD(CAN)

CAN supply current(3)

Data based on a differential IDD measurement between reset configuration (CAN disabled) and a

permanent CAN data transmit sequence in loopback mode at 1 MHz. This measurement does not include

the pad toggling consumption.

0.06

0.22

0.34

IDD(AWU)

AWU supply current(2)

0.003

0.02

0.05

IDD(TOT_DIG) All digital peripherals on

0.22

2.4

IDD(ADC)

ADC supply current when

converting(4)

Data based on a differential IDD measurement between reset configuration and continuous A/D

conversions.

0.93

0.95

0.96

IDD(EE_PROG)

Data EEPROM programming

current

2.5

2.9

3.1

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