Datasheet

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50 Ω
C
L
=50pF
Signal
Generator
DE
D
0Vor3V
3VifTestingAOutput
0VifTestingBOutput
A
B
R
L
=110 Ω
Output
S1
t
PZH
t
PHZ
0.5V
DE
Output
1.5V 1.5V
2.5V
3V
0V
V
OH
V
Off
0
50 Ω
C
L
=50pF
Signal
Generator
DE
D
0Vor3V
0VifTestingAOutput
3VifTestingBOutput
R
L
=110 Ω
Output
S1
t
PZL
t
PLZ
0.5V
DE
Output
1.5V 1.5V
2.5V
3V
0V
5V
V
OL
5V
A
B
I
O
V
O
V
ID
Voltage
Source
I
OS
V
O
50 Ω
Signal
Generator
C
L
=15pF
50 Ω
Signal
Generator
A
V
ID
B
R
I
O
V
O
50%
90%
10%
1.5V
0V
V
OH
V
OL
t
PLH
t
PHL
t
r
t
f
InputB
InputA
Output
1.5V
SN65HVD485E
SLLS612C – JUNE 2004 – REVISED MARCH 2007
PARAMETER MEASUREMENT INFORMATION (continued)
Figure 5. Driver Enable/Disable Test Circuit and Waveforms, High Output
Figure 6. Driver Enable/Disable Test Circuit and Waveforms, Low Output
Figure 7. Driver Short-Circuit Test Figure 8. Receiver Parameter Definitions
Figure 9. Receiver Switching Test Circuit and Waveforms
7
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