TXG1020 datasheet(9/38 Pages) TI2

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5.4 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)(1) (2)

PARAMETER

TEST CONDITIONS

VCCA

VCCB

Operating free-air temperature (TA)

UNIT

–40°C to 125°C

MIN

TYP

MAX

VOH

High-level output voltage (3)

IOH = –4.5mA

1.71V

1.5

IOH = –8mA

2.3V

2.0

IOH = –10mA

2.7

IOH = –12mA

4.5V

4.1

VOL

Low-level output voltage (4)

IOL = 4.5mA

1.71V

0.16

IOL = 8mA

2.3V

0.27

IOL = 10mA

0.34

IOL = 12mA

4.5V

0.41

VT+

Positive-going input-

threshold voltage

Data Inputs

(Ax, Bx)

(Referenced to VCCI)

1.71V

1.11

2.3V

1.40

1.73

4.5V

2.45

5.5V

3.0

VT-

Negative-going input-

threshold voltage

Data Inputs

(Ax, Bx)

(Referenced to VCCI)

1.71V

0.56

2.3V

0.80

1.14

4.5V

1.59

5.5V

2.0

ΔVT

Input-threshold hysteresis

(VT+ – VT-)

Data Inputs

(Ax, Bx)

(Referenced to VCCI)

1.71V

0.3

0.55

2.3V

0.36

0.60

0.38

0.54

4.5V

0.41

0.86

ΔVT

Input-threshold hysteresis

(VT+ – VT-)

Data Inputs

(Ax, Bx)

(Referenced to VCCI)

5.5V

0.40

0.96

Input leakage current

Data Inputs

(Ax, Bx)

VI = VCCI or GND

1.71V – 5.5V

0.2

1.6

µA

Ioff-float

Floating supply Partial

power down current

A Port or B Port

VI = VCC

Floating(5)

0V - 5.5V

0.26

1.55

µA

0V - 5.5V

Floating(5)

0.26

1.55

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TXG1020-Q1, TXG1021-Q1

SCES998 – MAY 2025

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