STM8S207MB datasheet(59/103 Pages) STMICROELECTRONICS

59 / 103 page

STM8S207xx, STM8S208xx

Electrical characteristics

Doc ID 14733 Rev 12

59/103

Total current consumption in wait mode

Table 22.

Total current consumption in wait mode at VDD = 5 V

Symbol

Parameter

Conditions

Typ

Max(1)

Unit

IDD(WFI)

Supply

current in

wait mode

fCPU = fMASTER = 24 MHz,

TA ≤ 105 °C

HSE crystal osc. (24 MHz)

2.4

HSE user ext. clock (24 MHz)

1.8

4.7

fCPU = fMASTER = 16 MHz

HSE crystal osc. (16 MHz)

2.0

HSE user ext. clock (16 MHz)

1.4

4.4

HSI RC osc. (16 MHz)

1.2

1.6

fCPU = fMASTER/128 = 125 kHz

HSI RC osc. (16 MHz)

1.0

fCPU = fMASTER/128 = 15.625

kHz

HSI RC osc. (16 MHz/8)(2)

0.55

fCPU = fMASTER = 128 kHz

LSI RC osc. (128 kHz)

0.5

Data based on characterization results, not tested in production.

Default clock configuration measured with all peripherals off.

Table 23.

Total current consumption in wait mode at VDD = 3.3 V

Symbol

Parameter

Conditions

Typ

Max(1)

Unit

IDD(WFI)

Supply

current in

wait mode

fCPU = fMASTER = 24 MHz,

TA ≤ 105 °C

HSE crystal osc. (24 MHz)

2.0

HSE user ext. clock (24 MHz)

1.8

4.7

fCPU = fMASTER = 16 MHz

HSE crystal osc. (16 MHz)

1.6

HSE user ext. clock (16 MHz)

1.4

4.4

HSI RC osc. (16 MHz)

1.2

1.6

fCPU = fMASTER/128 = 125 kHz

HSI RC osc. (16 MHz)

1.0

fCPU = fMASTER/128 = 15.625

kHz

HSI RC osc. (16 MHz/8)(2)

0.55

fCPU = fMASTER/128 = 15.625

kHz

LSI RC osc. (128 kHz)

0.5

Data based on characterization results, not tested in production.

Default clock configuration measured with all peripherals off.

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