STM8S207MB datasheet(75/103 Pages) STMICROELECTRONICS

75 / 103 page

STM8S207xx, STM8S208xx

Electrical characteristics

Doc ID 14733 Rev 12

75/103

Figure 32.

Typ. VDD - VOH @ VDD = 3.3 V (high sink ports)

10.3.7

Reset pin characteristics

Subject to general operating conditions for VDD and TA unless otherwise specified.

Figure 33.

Typical NRST VIL and VIH vs VDD @ 4 temperatures

0.25

0.5

0.75

1.25

1.5

1.75

-40˚C

25˚C

85˚C

125˚C

IOL [mA]

Table 41.

NRST pin characteristics

Symbol

Parameter

Conditions

Min

Typ 1)

Max

Unit

VIL(NRST)

NRST Input low level voltage (1)

-0.3 V

0.3 x VDD

VIH(NRST)

NRST Input high level voltage (1)

0.7 x VDD

VDD + 0.3

VOL(NRST)

NRST Output low level voltage (1)

IOL= 2 mA

0.5

RPU(NRST)

NRST Pull-up resistor (2)

tIFP(NRST)

NRST Input filtered pulse (3)

tINFP(NRST)

NRST Input not filtered pulse (3)

500

tOP(NRST)

NRST output pulse (1)

µs

Data based on characterization results, not tested in production.

The RPU pull-up equivalent resistor is based on a resistive transistor

Data guaranteed by design, not tested in production.

2.5

3.5

4.5

5.5

-40˚C

25˚C

85˚C

125˚C

VDD [V]

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