9
FN6071.1
March 15, 2005
Typical Performance Curves VCC = 3.3V, TA = 25°C; Unless Otherwise Specified
FIGURE 6. DRIVER AND RECEIVER WAVEFORMS DRIVING
200 FEET OF CAT5 CABLE (DOUBLE
TERMINATED WITH 120)
FIGURE 7. DRIVER AND RECEIVER WAVEFORMS DRIVING
300 FEET OF CAT5 CABLE (DOUBLE
TERMINATED WITH 120)
FIGURE 8. DRIVER OUTPUT CURRENT vs DIFFERENTIAL
OUTPUT VOLTAGE
FIGURE 9. DRIVER DIFFERENTIAL OUTPUT VOLTAGE vs
TEMPERATURE
FIGURE 10. DRIVER OUTPUT CURRENT vs SHORT CIRCUIT
VOLTAGE
FIGURE 11. SUPPLY CURRENT vs TEMPERATURE
TIME (20ns/DIV)
-3
RE
CEIVER
OUTPUT
(V
)
1.5
3
-1.5
0
5
RE
C
E
IV
ER
I
N
PUT
(V)
0
5
DRIV
E
R
INPUT
(V)
DI = 30Mbps
DRIVER+CABLE DELAY
(~290ns)
A - B
RO
TIME (20ns/DIV)
-3
RE
CEIVER
OUTPUT
(V
)
1.5
3
-1.5
0
5
RE
C
E
IV
ER
I
N
PUT
(V)
0
5
DRIV
E
R
INPUT
(V)
RO
DRIVER+CABLE DELAY
(~425ns)
DI = 20Mbps
A - B
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER
OUTPUT
CU
RRE
N
T
(mA
)
00.5
11.5
2
2.5
3
3.5
0
10
20
30
40
50
60
70
80
90
100
110
2
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
-40
0
50
85
TEMPERATURE (°C)
D
IFFERENTIAL
OUTPUT
VOL
TAGE
(V)
-25
25
75
RDIFF = 54
RDIFF = 100
OUTPUT VOLTAGE (V)
-7 -6
-4
-2
0
2
4
6
8
10
12
OUTPUT
CURRENT
(
m
A)
-60
-40
-20
0
20
40
60
80
100
120
140
160
-80
-100
-120
Y OR Z = HIGH
Y OR Z = LOW
-40
0
50
85
TEMPERATURE (°C)
I CC
(A)
-25
25
75
ISL83483/85, DE = VCC, RE = X
ISL83483/85, DE = RE = GND; ISL83491, DE = X, RE = GND;
ISL83488/90
600
650
700
750
800
ISL43485