STMPE1801 datasheet(10/60 Pages) STMICROELECTRONICS

부품명	STMPE1801

상세설명	Xpander Logic™ 18-bit enhanced port expander with keypad controller

PDF	60 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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10 / 60 page

Electrical specification

STMPE1801

10/60

Doc ID 17884 Rev 3

4.2

Input/Output DC electrical characteristics

Table 7.

I/O DC electrical characteristics

Symbol

Parameter

Test conditions

Value

Unit

Min

Typ

Max

VIL

Low level input voltage

VCC = 1.8 V

−−

0.2 VCC

VCC = 3.3 V

−−

0.2 VCC

VIH

High level input voltage

VCC = 1.8 V

0.8 VCC

−−

VCC = 3.3 V

0.8 VCC

−−

VHYST

Schmitt trigger hysteresis

VCC = 1.8 V

−

0.10

−

VCC = 3.3 V

−

0.20

−

VOL

Low level output voltage

IOL = 4 mA,

VCC = 1.8 V

−−

0.45

IOL = 4 mA,

VCC = 3.3 V

−−

0.45

VOH

High level output voltage

IOH = -4 mA,

VCC = 1.8 V

1.35

−−

IOH = -4 mA,

VCC = 3.3 V

2.48

−−

RUP

Equivalent pull-up

resistance

VCC = 3.3 V.

Active

implementation,

R value is

determined by the

current measured

at 0 V

VCC = 1.8 V. Active

implementation,

R value is

determined by the

current measured

at 0 V

100

150

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