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SLOS580B – MAY 2008 – REVISED JULY 2008
PARAMETER MEASUREMENT INFORMATION
V
CC1
DE
A
0 or
V
CC1
I
I
D
B
GND2
I
OB
GND2
375
W
V
CC2
I
OA
DE
A
375
W
+
V
OD
-
60
W
-7 V to 12 V
D
0 or 3 V
V
OD
B
GND1
V
I
V
OB
GND1
GND2
V
OA
Figure 1. Driver V
OD
Test and Current Definitions
Figure 2. Driver V
OD
With Common-Mode Loading Test
Circuit
V
CC1
DE
A
I
I
Input
D
B
I
OA
27
W
A
V
A
V
B
V
OD
B
27
W
V
OC
GND1
V
I
GND2
I
OB
V
OC(PP)
V
OC(SS)
V
OB
GND1
GND2
V
OA
V
OC
Figure 3. Test Circuit and Waveform Definitions For The Driver Common-Mode Output Voltage
3V
V
CC1
DE
A
D
V
OD
R
L
= 54
W
±1%
C
L
= 50 pF
±20%
V
OD
V
I
t
PLH
50%
t
PHL
50%
Input
Generator
VI
B
50
W
GND1
50%
10%
t
r
90%
90%
t
f
V
OD(H)
50%
10%
V
OD(L)
Generator: PRR = 500 kHz, 50% duty
cycle, t
r
<6ns, t
f
<6ns, Z
O
= 50
W
C
L
includes fixture and
Instrumentation Capacitance
Figure 4. Driver Switching Test Circuit and Voltage Waveforms
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