Datasheet > MAX231

MAX231

更新时间： 2023-12-20 18:44:47

品牌	Logo	应用领域
亚德诺 - ADI		驱动驱动器
页数	文件大小	规格书
39页	2524K
描述
+5V供电、多通道RS-232驱动器/接收器

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数据手册

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MAX231 数据手册

MAX220–MAX249

+5V-Powered, Multichannel

RS-232 Drivers/Receivers

Typical Operating Characteristics

MAX223/MAX230–MAX241

TRANSMITTER OUTPUT VOLTAGE (V

vs. LOAD CAPACITANCE AT

DIFFERENT DATA RATES

)

TRANSMITTER SLEW RATE

vs. LOAD CAPACITANCE

TRANSMITTER OUTPUT

VOLTAGE (V ) vs. V

8.5

8.0

7.5

7.0

6.5

12.0

7.4

7.2

7.0

6.8

6.6

6.4

6.2

6.0

1 TRANSMITTER LOADED

2 TRANSMITTERS

LOADED

T = +25°C

11.0

10.0

9.0

= +5V

LOADED, R = 3kΩ

C1–C4 = 1µF

1 TRANSMITTER

LOADED

2 TRANSMITTERS

LOADED

3 TRANS-

MITTERS

LOADED

160kb/s

80kb/s

20kb/s

8.0

7.0

= +25°C

3 TRANSMITTERS

LOADED

= +25°C

6.0

C1–C4 = 1µF

TRANSMITTER

LOADS =

= +5V

4 TRANSMITTERS

LOADED

3 TRANSMITTERS LOADED

5.0

4.0

4 TRANSMITTERS

LOADED

R = 3kΩ

3kΩ || 2500pF

C1–C4 = 1µF

4.5

5.0

(V)

5.5

500

1000

1500

2000

2500

500

1000

1500

2000

2500

LOAD CAPACITANCE (pF)

TRANSMITTER OUTPUT VOLTAGE (V

vs. LOAD CAPACITANCE AT

DIFFERENT DATA RATES

)

TRANSMITTER OUTPUT

VOLTAGE (V ) vs. V

TRANSMITTER OUTPUT VOLTAGE (V+, V-)

vs. LOAD CURRENT

-6.0

-6.5

-6.0

-6.2

-6.4

-6.6

-6.8

-7.0

-7.2

-7.4

-7.6

4 TRANS-

= +25°C

= +5V

MITTERS C1–C4 = 1µF

LOADED

TRANSMITTER

= +25°C

3 TRANSMITTERS LOADED

LOADS =

3kΩ || 2500pF

= +5V

R = 3kΩ

-7.0

-7.5

-8.0

-8.5

-9.0

C1–C4 = 1µF

V- LOADED,

NO LOAD

ON V+

V+ AND V-

EQUALLY

LOADED

V+ LOADED,

NO LOAD

ON V-

160kb/s

80kb/s

20kb/s

1 TRANS-

MITTER

LOADED

-2

-4

-6

3 TRANS-

MITTERS

LOADED

2 TRANS-

MITTERS

LOADED

-8

ALL TRANSMITTERS UNLOADED

-10

10 15 20 25 30 35 40 45 50

CURRENT (mA)

4.5

5.0

5.5

500

1000

1500

2000

2500

(V)

LOAD CAPACITANCE (pF)

V+, V- WHEN EXITING SHUTDOWN

(1µF CAPACITORS)

MAX220-13

V+

V-

SHDN

500ms/div

*SHUTDOWN POLARITY IS REVERSED

FOR NON MAX241 PARTS

Maxim Integrated

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www.maximintegrated.com

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