MAX3160(2000) Ver la hoja de datos (PDF) - Maxim Integrated

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componentes Descripción

Fabricante

MAX3160
(Rev.:2000)

+3.0V to +5.5V, 1µA, RS-232/RS-485/422 Multiprotocol Transceivers

Maxim Integrated 

+3.0V to+5.5V, 1µA, RS-232/RS-485/422

Multiprotocol Transceivers

Functional Diagrams (continued)

MAX3162

VCC

C1

1 C1+

2 VCC

3 C1-

CBYPASS

4 GND

RS-232

OUTPUT

5

6

Z

RS-485

OUTPUTS

7

Y

RS-232

OUTPUT

8

R1

9

LOGIC 10 R2

OUTPUTS

11

RO

12 RE485

13 SHDN

14 FAST

CHARGE

PUMP

V+ 28

C3

C2+ 27

C2

C2- 26

V- 25

C4

T1

24

23

D

DE485

LOGIC

INPUTS

22

T2

211

20

RS-232

INPUTS

19

B

18

R

RS-485

A

INPUTS

17

TE232 16

15

Test Circuits

Y

VOD

Z

R

R

VOC

Figure 1. RS-485/422 Driver DC Test Load

RECEIVER

OUTPUT

TEST POINT

CL

1kΩ

VCC

S1

1kΩ

S2

Figure 2. RS-485/422 Receiver Enable/Disable Timing Test Load

3V

DE485

CL

DI

Y

VOD RDIFF

Z

CL

Figure 3. RS-485/422 Driver Timing Test Circuit

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