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V
ID
V
OY
or V
ROUT
Y or R
OUT
A or R
IN+
B or R
IN–
V
IB
or V
RIN–
V
IA
or V
RIN+
A or V
RIN+
B or V
RIN–
V
ID
t
PHL
t
PLH
t
d1
t
d2
t
f
t
r
1.4 V
1 V
0.4 V
0 V
–0.4 V
V
OH
V
CC
/2
V
OL
–0.2 V
>1.5 µs
V
OY
or V
ROUT
C
L
SN65LVDS348 , SN65LVDT348
SN65LVDS352 , SN65LVDT352
SLLS523E – FEBRUARY 2002 – REVISED MAY 2004
A. All input pulses are supplied by a generator having the following characteristics: t
r
or t
f
≤ 1 ns, signaling rate = 250
kHz, duty cycle = 50 ±2%, C
L
includes instrumentation and fixture capacitance within 0,06 mm of the D.U.T and is
±20%.
Figure 3. Timing Test Circuit and Waveforms
9
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