MAX253 datasheet(6/16 Pages) MAXIM

Part #	MAX253

Description	Transformer Driver for Isolated RS-485 Interface

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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Transformer Driver for

Isolated RS-485 Interface

6

_______________________________________________________________________________________

C3

0.1µF

C1

0.1µF

C2

22µF

ISO 5V

ISOLATION

BARRIER

5V

VIN

MAX253

D1

D2

FS

GND1

GND2

VCC

1

8

6

27

3

1N5817

SD

4

ON / OFF

390

Ω

*74HC04

DE

RO

390

Ω

*74HC04

DI

3.3k

Ω

1

3

5

4

6

1

2

4

3

5

4

1

3

6

*74HC04

*74HC04 OR EQUIVALENT

** SEE TABLE 2

MAX667

5

64

SHDN

SET

GND

MAX481

MAX483

MAX485

MAX487

5

2

RE

GND

C4

22µF

IN

OUT

82

1N5817

390

Ω

4

3.3k

Ω

3.3k

Ω

3

1

8

6

7

DI

DE

RO

A

B

PC410 / 417

PC357T

PC410 / 417

ICT:1.3CT**

VCC

485

I/O

Figure 3. Typical RS-485 Application Circuit, 5V Configuration

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Similar Description - MAX253

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX253	826Kb / 17P	Transformer Driver for Isolated RS-485 Interface Rev 1; 8/09
	MAX253	545Kb / 18P	Transformer Driver for Isolated RS-485 Interface Rev 2; 4/10
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MPS Industries, Inc.	M6201	164Kb / 1P	TRANSFORMER FOR RS-485 / RS-232 INTERFACE
Texas Instruments	ISO1176T_1108	674Kb / 27P	[Old version datasheet] Isolated Profibus RS-485 Transceiver with Integrated Transformer Driver
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MAX253 Datasheet(PDF) 6 Page - Maxim Integrated Products

MAX253 Datasheet(HTML) 6 Page - Maxim Integrated Products

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