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PARAMETERMEASUREMENTINFORMATION
I
Y
V
O
D
R
L
0 或者 3 v
V
Y
V
Z
I
Z
DE
V
C
C
I
I
V
I
Y
Z
60
Ω
1%
V
O
D
0 或者 3 v
_
+
−
7 v < v
(
t
e
s
t
)
< 12 v
DE
V
C
C
Y
Z
D
375
Ω
1%
375
Ω
1%
V
O
D
(
R
I
N
G
)
V
O
D
(
R
I
N
G
)
-v
O
D
(
S
S
)
V
O
D
(
S
S
)
0 v 差别的
V
O
C
27
Ω
1%
输入
Y
Z
V
Y
V
Z
V
O
C
(
P
P
)
∆
V
O
C
(
S
S
)
V
O
C
27
Ω
1%
C
L
= 50 pf
20%
D
Y
Z
DE
V
C
C
输入: prr = 500 khz, 50% 职责 循环,t
r
<6ns, t
f
<6ns, z
O
= 50
Ω
C
L
包含 fixture 和
仪器 电容
sn65hvd30-sn65hvd35
sn65hvd36-sn65hvd39
SLLS665–SEPTEMBER2005
figure1.driverv
OD
TestCircuitandVoltageandCurrentDefinitions
figure2.driverv
OD
withcommon-modeloadingtestcircuit
figure3.v
od(环绕)
WaveformandDefinitions
vod(环绕)ismeasuredatfourpointsontheoutputwaveform,correspondingtoovershootandundershootfrom
thevod(h)andvod(l)steadystatevalues.
figure4.testcircuitanddefinitionsforthedrivercommon-modeoutputvoltage
9
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