2

Pinouts

ISL83483, ISL83485 (PDIP, SOIC)

TOP VIEW

ISL83488, ISL83490 (PDIP, SOIC)

TOP VIEW

ISL83491 (PDIP, SOIC)

TOP VIEW

RO

RE

DE

DI

1

2

3

4

8

7

6

5

B/Z

A/Y

GND

D

R

RO

DI

GND

1

2

3

4

8

7

6

5

A

B

Z

Y

D

R

NC

RO

RE

DE

DI

GND

GND

A

B

Z

Y

NC

1

2

3

4

5

6

7

14

13

12

11

10

9

8

D

R

Ordering Information

PART NO.

(BRAND)

TEMP.

PACKAGE

PKG. DWG. #

ISL83483IB*

(83483IB)

-40 to 85

8 Ld SOIC

M8.15

ISL83483IBZ*

(83483IB) (Note)

-40 to 85

8 Ld SOIC

(Pb-free)

M8.15

ISL83483IP

-40 to 85

8 Ld PDIP

E8.3

ISL83485IB*

(83485IB)

-40 to 85

8 Ld SOIC

M8.15

ISL83485IBZ*

(83485IB) (Note)

-40 to 85

8 Ld SOIC

(Pb-free)

M8.15

ISL83485IP

-40 to 85

8 Ld PDIP

E8.3

ISL83488IB*

(83488IB)

-40 to 85

8 Ld SOIC

M8.15

ISL83488IBZ*

(83488IB) (Note)

-40 to 85

8 Ld SOIC

(Pb-free)

M8.15

ISL83488IP

-40 to 85

8 Ld PDIP

E8.3

ISL83490IB*

(83490IB)

-40 to 85

8 Ld SOIC

M8.15

ISL83490IBZ*

(83490IB) (Note)

-40 to 85

8 Ld SOIC

(Pb-free)

M8.15

ISL83490IP

-40 to 85

8 Ld PDIP

E8.3

ISL83491IB*

-40 to 85

14 Ld SOIC

M14.15

ISL83491IBZ*

(Note)

-40 to 85

14 Ld SOIC

(Pb-free)

M14.15

ISL83491IP

-40 to 85

14 Ld PDIP

E14.3

*Add “-T” suffix to part number for tape and reel packaging.

NOTE: Intersil Pb-free products employ special Pb-free material

sets; molding compounds/die attach materials and 100% matte tin

plate termination finish, which is compatible with both SnPb and

Pb-free soldering operations. Intersil Pb-free products are MSL

classified at Pb-free peak reflow temperatures that meet or exceed

the Pb-free requirements of IPC/JEDEC J Std-020B.

Truth Tables

TRANSMITTING

INPUTS

OUTPUTS

RE

DE

DI

Z

Y

X

1101

X

1010

0

0

X

High-Z

High-Z

1

0

X

High-Z *

High-Z *

NOTE: *Shutdown Mode for ISL83483, ISL83485, ISL83491

RECEIVING

INPUTS

OUTPUT

RE

DE

Half Duplex

DE

Full Duplex

A-B

RO

00

X

≥ +0.2V

1

00

X

≤ -0.2V

0

0

0

X

Inputs Open

1

100

X

High-Z *

111

X

High-Z

NOTE: *Shutdown Mode for ISL83483, ISL83485, ISL83491

ISL83483, ISL83485, ISL83488, ISL83490, ISL83491