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Y
Z
Input
Input
Output
C =10pF
L
(2Places)
R
L
V
OD
t
pHL
V
OD(H)
V
OD(L)
0V
V /2
CC
0%
t
pLH
t
r
t
f
0V
3V
100%
80%
20%
C =10pF
L
(2Places)
Y
Z
TX/RX
R /2(2Places)
L
1.2V
t
pZL
t
pHZ
3V
V /2
CC
0V
@ 1.4V
1.25V
1.2V
@ 1V
1.2V
1.15V
TX/RX
V orV
OZ OY
V
OY
V
OZ
0.8Vor2V
+
–
V orV
OY OZ
t
pZH
t
pHZ
SN65LVDM1676
SN65LVDM1677
SLLS430D – NOVEMBER 2000 – REVISED JUNE 2007
PARAMETER MEASUREMENT INFORMATION (continued)
NOTE: All input pulses are supplied by a generator having the following characteristics: t
r
or t
f
≤ 1 ns, pulse repetition rate
(PRR) = 0.5 Mpps, pulse width = 10 ± 0.2 ns. C
L
includes instrumentation and fixture capacitance within 0,06 m of
the D.U.T.
Figure 4. Test Circuit, Timing, and Voltage Definitions for the Differential Output Signal
NOTE: All input pulses are supplied by a generator having the following characteristics: t
r
or t
f
≤ 1 ns, pulse repetition rate
(PRR) = 0.5 Mpps, pulse width = 500 ± 10 ns. C
L
includes instrumentation and fixture capacitance within 0,06 m of
the D.U.T.
Figure 5. Enable and Disable Time Circuit and Definitions
9
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