ISL83080E, ISL83082E, ISL83083E, ISL83085E, ISL83086E, ISL83088E
Test Circuits and Waveforms (Continued)
3V
0V
DI
1.5V
PLH
1.5V
C
= 100pF
= 100pF
L
DE
DI
t
t
PHL
V
CC
V
OH
OUT (Z)
OUT (Y)
Z
Y
R
DIFF
D
V
OL
C
L
SIGNAL
GENERATOR
+V
OD
90%
10%
90%
10%
DIFF OUT (Y - Z)
-V
OD
t
t
R
F
SKEW = |t
- t |
PLH PHL
FIGURE 2A. TEST CIRCUIT
FIGURE 2B. MEASUREMENT POINTS
FIGURE 2. DRIVER PROPAGATION DELAY AND DIFFERENTIAL TRANSITION TIMES
DE
DI
Z
Y
500Ω
V
CC
D
GND
SW
SIGNAL
GENERATOR
3V
C
DE
L
1.5V
1.5V
HZ
NOTE 9
0V
t
, t
ZH ZH(SHDN)
NOTE 9
t
OUTPUT HIGH
2.3V
PARAMETER OUTPUT
RE
X
DI
SW
GND
C
L
(pF)
V
OH
V
- 0.5V
OH
t
Y/Z
Y/Z
Y/Z
Y/Z
Y/Z
Y/Z
1/0
0/1
1/0
0/1
1/0
0/1
15
15
OUT (Y, Z)
HZ
0V
t
X
V
LZ
CC
t
, t
t
0 (Note 7)
0 (Note 7)
1 (Note 10)
1 (Note 10)
GND
100
100
100
100
ZL ZL(SHDN)
t
LZ
ZH
NOTE 9
V
CC
t
V
ZL
ZH(SHDN)
CC
OUT (Y, Z)
2.3V
t
GND
V
+ 0.5V
V
OL
OL
OUTPUT LOW
t
V
CC
ZL(SHDN)
FIGURE 3A. TEST CIRCUIT
FIGURE 3B. MEASUREMENT POINTS
FIGURE 3. DRIVER ENABLE AND DISABLE TIMES
3V
0V
DE
DI
V
DI
CC
+
Z
Y
V
60Ω
OD
C
D
D
-
+V
OD
SIGNAL
GENERATOR
DIFF OUT (Y - Z)
0V
-V
OD
FIGURE 4B. MEASUREMENT POINTS
FIGURE 4A. TEST CIRCUIT
FIGURE 4. DRIVER DATA RATE
FN6085.6
September 12, 2005
9
INTERSIL [ Intersil ]
