Complete, Isolated, 3.3V

RS-485/RS-422 Data Interface

______________________________________________________________________________________

15

________________________________________________________Package Information

DIM

A

A1

A2

A3

B

B1

C

D1

E

E1

e

eA

eB

L

MIN

–

0.015

0.125

0.055

0.016

0.045

0.008

0.050

0.600

0.525

0.100

0.600

–

0.120

MAX

0.200

–

0.175

0.080

0.020

0.065

0.012

0.090

0.625

0.575

–

–

0.700

0.150

MIN

–

0.38

3.18

1.40

0.41

1.14

0.20

1.27

15.24

13.34

2.54

15.24

–

3.05

MAX

5.08

–

4.45

2.03

0.51

1.65

0.30

2.29

15.88

14.61

–

–

17.78

3.81

INCHES

MILLIMETERS

Plastic DIP

PLASTIC

DUAL-IN-LINE

PACKAGE

(0.600 in.)

DIM

D

D

D

PKG.

P

P

P

MIN

1.230

1.430

2.025

MAX

1.270

1.470

2.075

MIN

31.24

36.32

51.44

MAX

32.26

37.34

52.71

INCHES

MILLIMETERS

PINS

24

28

40

C

A

A2

E1

D

E

eA

eB

A3

B1

0°-15°

B

A1

L

D1

e

21-0044A

PART

MAX1480A

2.50

GUARANTEED

DATA RATE

(Mbps)

SLEW-RATE

LIMITED

No

SUPPLY

VOLTAGE

(V)

5.0

No. OF

Tx/Rx

FULL/HALF

DUPLEX

No. OF Tx/Rx

ON BUS

1/1

Half

32

MAX1480B

0.25

Yes

1/1

Half

5.0

32

MAX1490A

2.50

No

1/1

Full

5.0

32

MAX1490B

0.25

Yes

1/1

Full

5.0

32

MAX3480A

2.50

No

1/1

Half

3.3

32

MAX3480B

0.25

Yes

1/1

Half

3.3

128

Table 4. Maxim’s Isolated RS-485 Product Family