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ST3222 Folha de dados(PDF) 3 Page - STMicroelectronics

Nome de Peças ST3222
Descrição Electrónicos  3 TO 3.6V, LOW POWER, UP TO 400KBPS, RS-232 DRIVERS AND RECEIVERS
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST3222 Folha de dados(HTML) 3 Page - STMicroelectronics

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ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is
not implied. V+ and V- can have a maximum magnitude of +7V, but their absolute addition can not exceed 13 V.
ELECTRICAL CHARACTERISTICS
(C1 -C4 =0.1µF, VCC =3V to3.6V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
LOGIC INPUT ELECTRICAL CHARACTERISTICS
(C1 -C4 =0.1µF, VCC =3V to3.6V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
Note 1: Transmitter input hysteresis is typically 250mV
TRANSMITTER ELECTRICAL CHARACTERISTICS
(C1 -C4 =0.1µFVCC =3V to3.6V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
Symbol
Parameter
Value
Unit
VCC
Supply Voltage
-0.3 to 6
V
V+
Doubled Voltage Terminal
(VCC -0.3)to7
V
V-
Inverted Voltage Terminal
0.3 to -7
V
V+ +|V-|
13
V
TIN
Transmitter Input Voltage Range
-0.3 to 6
V
SHDN
Transmitter Input Voltage Range
-0.3 to 6
V
RIN
Receiver Input Voltage Range
± 25
V
TOUT
Transmitter Output Voltage Range
± 13.2
V
ROUT
Receiver Output Voltage Range
-0.3 to (VCC + 0.3)
V
tSHORT
Transmitter Output Short to GND Time
Continuous
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ISUPPLY VCC Power Supply Current No Load
VCC = 3.3V
TA =25°C
SHDN=VCC
0.3
1
mA
ISHDN
SHUTDOWN Supply
Current
No Load
VCC = 3.3V
TA =25°C
SHDN=VCC
110
µA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VIL
Input Logic Threshold Low
T-IN, EN, SHDN (Note 1)
0.8
V
VIH
Input Logic Threshold High
VCC = 3.3V
2
V
VHYS
Transmitter Input
Histeresys
0.5
V
IIL
Input Leakage Current
T-IN, EN, SHDN
± 0.01
± 1
µA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VTOUT Output Voltage Swing
All Transmitter outputs are loaded with
3K
Ω to GND
± 5
± 5.4
V
RTOUT Transmitter Output
Resistance
VCC =V+= V- =0V
VOUT = ± 2V
300
10M
ITSC
Output Short Circuit Current
± 60
mA
ITOL
Output Leakage Current
VCC = 0V or 3V to 3.6V VOUT = ± 12V
Transmitters Disable
± 25
µA


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