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ST3222EBPR 数据表(PDF) 4 Page - STMicroelectronics

部件名 ST3222EBPR
功能描述  ±15KV ESD-PROTECTED, 3 TO 5.5V, LOW POWER, UP TO 250KBPS, RS-232 DRIVERS AND RECEIVERS
PDF  10 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST3222EBPR 数据表(HTML) 4 Page - STMicroelectronics

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ST3222E
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TRANSMITTER ELECTRICAL CHARACTERISTICS
(C1 -C4 =0.1µFVCC =3V to5.5V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
RECEIVER ELECTRICAL CHARACTERISTICS
(C1 -C4 =0.1µFVCC =3V to5.5V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
TIMING CHARACTERISTICS
(C1 -C4 =0.1µF, VCC =3V to5.5V, TA = -40 to 85°C, unless otherwise specified.
Typical values are referred to TA =25°C)
(Note 1) Transmitter Skew is measured at the transmitter zero cross points
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
Ω
ITSC
Output Short Circuit Current
± 60
mA
ITOL
Output Leakage Current
VCC = 0V or 3V to 3.6V VOUT = ± 12V
Transmitters Disable
± 25
µA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
IOL
Output Leakage Current
R-OUT, EN =VCC, Receiver Disabled
± 0.05
± 10
µA
VRIN
Receiver Input Voltage
Operating Range
-25
25
V
VRIL
Input Threshold Low
TA = 25°C
VCC = 3.3V
0.6
1.2
V
TA = 25°C
VCC = 5V
0.8
1.5
VRIH
Input Threshold High
TA = 25°C
VCC = 3.3V
1.5
2.4
V
TA = 25°C
VCC = 5V
1.8
2.4
VRIHYS Input Hysteresis
0.5
V
RRIN
Input Resistance
TA = 25°C
3
5
7
K
Ω
VROL
Output Voltage Low
IOUT = 1.6mA
0.4
V
VROH
Output Voltage High
IOUT = -1mA
VCC-0.6 VCC-0.1
V
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
DR
Data Transfer Rate
RL =3KΩ
CL2= 1000pF
one trasmitter switching
250
Kbps
tPHLR
tPLHR
Propagation Delay Input to
Output
RXIN to RXOUT
CL = 150pF
0.15
µs
|tPHLT
-tTHL|
Transmitter Propagation
Delay Difference
(Note 1)
200
ns
tOER
Receiver Output Enable
Time
Normal Operation
50
ns
tODR
Receiver Output Disable
Time
Normal Operation
50
ns
|tPHLR
-tTHR|
Receiver Propagation Delay
Difference
50
ns
SRT
Trnasition Slew Rate
TA = 25°C RL =3KΩ to 7KΩ VCC = 3.3V
measured from +3V to -3V or -3V to +3V
CL = 150pF to 1000pF
CL = 150pF to 2500pF
6
4
30
30
V/
µs
V/
µs



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