MAX232 Просмотр технического описания (PDF) - Tiger Electronic

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Компоненты Описание

производитель

MAX232

+5V-Powered, Multichannel RS-232 Drivers / Receivers

Tiger Electronic 

MAX232

Static parameters

Symbol

Parameter

Test conditions

Rate

ICC

Consumption current VCC =5.0 V

static

VIL = 0 V

Receiver electrical parameters

Vh

Hysteresis voltage

VCC =5.0 V

VOn

On (operation) voltage VO ≤ 0.1 V

IOL ≤ 20 uA

Voff

Off (dropout) voltage VO ≥ VCC -0.1 V

IOH ≤ -20 uA

VOL

Output low voltage IOL = 3.2 mА

VСС = 4.5 V

VIH = 2.4 V

VOH

Output high voltage IOH = -1.0 mA

VСС = 4.5 V

VIL = 0.8 V

RI

Input resistance

VСС = 5.0 V

Transmitter electrical parameters

VOL

Output low voltage VСС = 4.5 V

VIH = 2.0 V

RL = 3.0 kOhm

VOH

Output high voltage VСС = 4.5 V

VIL = 0.8 V

RL = 3.0 kOhm

IIL

Input low current

VСС =5.5 V

VIL = 0 V

25°C

min max

- 10.0

-40 °C to 85 °C

min

max

-

14.0∗

0.2 0.9

0.2

1.0

-

2.4

-

2.3

0.8

-

0.9

-

-

0.3

-

0.4

3.6

-

3.5

-

3.0 7.0

3.0

7.0

-

-5.2

-

-5.0

5.2

-

5.0

-

-

-1.0

-

-10.0

IIH

Input high current VСС =5.5 V

VIH = VСС

1.0

10.0

SR

Speed of output front VСС =5.0 V

3.0 30

2.7

27

change

СL =50 - 1000 pF

RL = 3.0 - 7.0 kOhm

RО

Output resistance

VСС = V+ = V- = 0 V 350

-

300

-

VO = ± 2 V

ISC

Short circuit output VСС =5.5 V

current

VO = 0 V

VI = VСС

VI = 0 V

-50

-60

50

60

ST

Speed of information VСС =4.5 V

140

-

120

-

transmission

СL = 1000 pF

RL = 3.0 kOhm

tW = 7us (for extreme

-tW = 8us)

Unit

mA

V

kOhm

V

uA

㎲V/

Ohm

mA

kbps

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