MAX3232CDR 参数 Datasheet PDF下载

MAX3232

3 V TO 5.5 V MULTICHANNEL RS 232 LINE DRIVER/RECEIVER

WITH

±15

kV ESD PROTECTION

SLLS410I − JANUARY 2000 − REVISED JANUARY 2004

APPLICATION INFORMATION

1

VCC 16

+ CBYPASS

− = 0.1µF

2

†+

C3

−

3

V+

GND

15

C1+

+

C1

−

14

C1−

13

C2+

5 kΩ

DOUT1

4

+

C2

−

RIN1

5 C2−

12

6

C4

DOUT2

−

+

7

10

DIN2

V−

11

ROUT1

DIN1

RIN2

8

5 kΩ

9

ROUT2

† C3 can be connected to VCC or GND.

NOTES: A. Resistor values shown are nominal.

B. Nonpolarized ceramic capacitors are acceptable. If polarized tantalum or electrolytic capacitors are used, they should be

connected as shown.

VCC vs CAPACITOR VALUES

VCC

3.3 V

±

0.3 V

5 V

±

0.5 V

3 V to 5.5 V

C1

0.1

µF

0.047

µF

0.1

µF

C2, C3, C4

0.1

µF

0.33

µF

0.47

µF

Figure 4. Typical Operating Circuit and Capacitor Values

POST OFFICE BOX 655303

•

DALLAS, TEXAS 75265

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