APM32F003F6P7-R datasheet(34/56 Pages) GEEHY

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Table 37 Output drive current (true open drain port)

Symbol

Parameter

Condition

Max

Unit

VOL

Output low level

IIO=10mA，VDD=5.0V

0.8

Output low level

IIO=10mA，VDD=3.3V

0.7

Output low level

IIO=20mA，VDD=5.0V

1.2

Table 38 Output drive current (high sink current port)

Symbol

Parameter

Condition

Min

Max

Unit

VOL

Output low level

IIO=10mA，VDD=5.0V

0.4

Output low level

IIO=10mA，VDD=3.3V

0.6

Output low level

IIO=20mA，VDD=5.0V

0.9

VOH

Output high level

IIO=10mA，VDD=5.0V

4.4

Output high level

IIO=10mA，VDD=3.3V

2.5

Output high level

IIO=20mA，VDD=5.0V

3.8

NRST pin characteristics

The NRST pin input drive adopts CMOS process, which is connected with a

permanent pull-up resistor RPU.

Table 39 NRST pin characteristics

Symbol

Parameter

Condition

Min

Typ

Max

Unit

VIL(NRST)

NRST input low voltage

-0.3V

0.3xVDD

VIH(NRST)

NRST input high voltage

0.7xVDD

VDD+0.3

VOL(NRST)

NRST outputs a low voltage

IOL=2mA

0.5

Vhys(NRST)

NRST Schmitt trigger

Voltage hysteresis

600

RPU

pull up resistor

kΩ

VF(NRST)

NRST input filter pulse

VNF(NRST)

NRST input unfiltered pulse

500

tOP(NRST)

Output pulse width of NRST

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