Datasheet

60 1%W ±
V
OD
0Vor3V
_
+
–7V<V(test)<12V
DE
V
CC
A
B
D
375 1%W ±
375 1%W ±
S0301-02
V
OC
27 1%W ±
27 1%W ±
Input
A
B
V
A
V
B
V
OC(PP)
DV
OC(SS)
V
OC
C =50pF
L
±20%
D
A
B
DE
V
CC
C IncludesFixtureand
L
InstrumentationCapacitance
S0302-01
V
OD
RL =54
1%
W
±
50 W
t
PLH
t
PHL
50% 50%
3V
» 2V
» –2V
90%
10%
0V
V
I
V
OD
t
r
t
f
C =50pF 20%
L
±
C IncludesFixture
L
andInstrumentation
Capacitance
D
A
B
DE
V
CC
V
I
Input
Generator
90%
0V
10%
S0303-01
0.5V
3V
0V
V
OH
» 0V
t
PHZ
t
PZH
50% 50%
V
I
V
O
50%
90%
R =110
L
W
± 1%
Input
Generator
50 W
3V
S1
C =50pF
L
±20%
C IncludesFixture
L
andInstrumentation
Capacitance
D
A
B
DE
V
O
V
I
S0304-01
SN65HVD1780
SN65HVD1781
SN65HVD1782
www.ti.com SLLS877F –DECEMBER 2007–REVISED FEBRUARY 2010
PARAMETER MEASUREMENT INFORMATION
Input generator rate is 100 kbps, 50% duty cycle, rise and fall times less than 6 nsec, output impedance 50 Ω.
Figure 1. Measurement of Driver Differential Output Voltage With Common-Mode Load
Figure 2. Measurement of Driver Differential and Common-Mode Output With RS-485 Load
Figure 3. Measurement of Driver Differential Output Rise and Fall Times and Propagation Delays
NOTE: D at 3 V to test non-inverting output, D at 0 V to test inverting output.
Figure 4. Measurement of Driver Enable and Disable Times With Active High Output and Pulldown Load
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