LTC1688/LTC1689
TYPICAL PERFORMANCE CHARACTERISTICS
Propagation Delay
vs Temperature
14
12
V
DD
= 3V
PROPAGATION DELAY (ns)
PROPAGATION DELAY (ns)
10
8
6
4
2
0
0
20
40
60
80
TEMPERATURE (°C)
100
1688/89 G01
V
DI
= 0V TO 3V
R
DIFF
= 50Ω
C
L
= 25pF
Supply Current vs Data Rate
250
4.0
3.5
200
SUPPLY CURRENT (mA)
4 DRIVERS
SWITCHING
150
V
DD
= 5V
R
DIFF
= 50Ω, PER DRIVER
C
L
= 25pF, PER DRIVER
T
A
= 25°C
1 DRIVER
SWITCHING
OUTPUT CURRENT (µA)
100
50
0
0
20
40
60
80
DATA RATE (Mbps)
100
120
V
OD2
vs Temperature
2.5
180
160
2.0
V
DD
= 5V
140
120
I
DD
(mA)
1.5
V
OD2
1.0
0.5
R
DIFF
= 50Ω
0
0
20
40
60
80
TEMPERATURE (°C)
100
1688/89 G05
4
U W
Propagation Delay
vs Load Capacitance
14
12
10
8
6
4
2
0
0
10
20
30
40
50
LOAD CAPACITANCE (pF)
60
V
DI
= 0V TO 3V
R
DIFF
= 50Ω
T
A
= 25°C
V
DD
= 5V
V
DD
= 3V
V
DD
= 5V
1688/89 G02
Three-State Output Current
V
DD
= 5V
3.0
2.5
2.0
1.5
1.0
0.5
0
0
20
40
60
80
TEMPERATURE (°C)
100
1688/89 G04
V
OUT
= –7V
V
OUT
= 12V
1688/89 G03
I
DD
vs Temperature
4 DRIVERS LOADED
100
80
60
40
20
0
0
20
40
60
80
TEMPERATURE (°C)
100
1688/89 G06
V
DD
= 3V
1 DRIVER LOADED
V
DD
= 5V
R
DIFF
= 50Ω, PER DRIVER
0.1Mbps
16889fa
LINEAR_DIMENSIONS [ LINEAR DIMENSIONS SEMICONDUCTOR ]
