DS8922_04 Datasheet, PDF (3/14 Pages) National Semiconductor (TI) – RS-422 Dual Differential Line Driver and Receiver Pairs

Absolute Maximum Ratings (Note 1)
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Supply Voltage
7V
Drive Input Voltage
−0.5V to +7V
Output Voltage
5.5V
Receiver Output Sink Current
50 mA
Receiver Input Voltage
±10V
Differential Input Voltage
±12V
Maximum Package Power Dissipation @ +25˚C
M Package
1300 mW
N Package
1450 mW
Derate M Package 10.4 mW/˚C above +25˚C
Derate N Package 11.6 mW/˚C above +25˚C
Storage Temperature Range
−65˚C to +165˚C
Lead Temp. (Soldering, 4 seconds)
260˚C
ESD Rating (HBM)
2000V+
Recommended Operating
Conditions
Supply Voltage
Temperature (T_A)
Min
Max
4.5
5.5
0
70
Units
V
˚C
DS8922/22A and DS8923A Electrical Characteristics(Notes 2, 3, 4)
Symbol
Conditions
RECEIVER
V_TH
V_HYST
R_IN
I_IN
V_OH
V_OL
I_SC
DRIVER
−7V ≤ V_CM ≤ +7V
−7V ≤ V_CM ≤ +7V
V _IN = −7V, +7V (Other Input = GND)
V_IN = 10V
V_IN = −10V
V _CC = MIN, I_OH = − 400 µA
V _CC = MAX, I_OL = 8 mA
V _CC = MAX, V_OUT = 0V
V_OH
V_OL
I_OFF
|VT|–| VT |
V _CC = MIN, I_OH = −20 mA
V _CC = MIN, I_OL = +20 mA
V _CC = 0V, V_OUT = 5.5V
VT
|V_OS– V_OS |
I_SC
V _CC = MAX, V_OUT = 0V
DRIVER and RECEIVER
I_OZ
TRI-STATE
Leakage
V_CC = MAX
V_OUT = 2.5V
V_OUT = 0.4V
I_CC
V_CC = MAX
ACTIVE
TRI-STATE
DRIVER and ENABLE INPUTS
V_IH
V_IL
I_IL
V _CC = MAX, V_IN = 0.4V
I_IH
V _CC = MAX, V_IN = 2.7V
I_I
V _CC = MAX, V_IN = 7.0V
V_CL
V _CC = MIN, I_IN = −18 mA
Min
Typ
Max
−200
±35
+200
15
70
4.0
6.0
3.25
−3.25
2.5
0.5
−15
−100
2.5
0.5
100
0.4
2.0
0.4
−30
−150
50
−50
76
78
2.0
0.8
−40
−200
20
100
−1.5
Units
mV
mV
kΩ
mA
mA
V
V
mA
V
V
µA
V
V
V
mA
µA
µA
mA
mA
V
V
µA
µA
µA
V
3
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