Datasheet

6
LTC1482
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Receiver Output High Voltage vs
Temperature
Carrier Detect Output High
Voltage vs Temperature
Receiver and Carrier Detect
Output Low Voltage vs
Temperature
Receiver Propagation Delay vs
Temperature Receiver Skew vs Temperature
Receiver Propagation Delay vs
Supply Voltage
Receiver Short-Circuit Current vs
Temperature Supply Current vs Temperature
Logic Input Threshold vs
Temperature
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
CARRIER DETECT OUTPUT HIGH VOLTAGE (V)
1482 G14
4.00
3.95
3.90
3.85
3.80
3.75
3.70
3.65
3.60
3.55
3.50
V
CC
= 4.75V
I
OUT
= 10µA
V
OH
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
RECEIVER AND CARRIER
DETECT OUTPUT LOW VOLTAGE
1482 G15
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
V
CC
= 4.75V
I
OUT
= 8mA
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
RECEIVER PROPAGATION DELAY (ns)
1482 G16
200
180
160
140
120
100
80
60
40
20
0
V
CC
= 5V
t
PLH
t
PHL
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
RECEIVER SKEW (ns)
1482 G17
30
25
20
15
10
5
0
V
CC
= 5V
|t
PLH
– t
PHL
|
SUPPLY VOLTAGE (V)
4.5
4.75 5 5.25 5.5
RECEIVER PROPAGATION DELAY (ns)
1482 G18
150
140
130
120
110
100
T
A
= 25°C
t
PLH
t
PHL
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
RECEIVER SHORT-CIRCUIT CURRENT (mA)
1482 G19
100
90
80
70
60
50
40
30
20
10
0
V
CC
= 5.25V
OUTPUT LOW
SHORT TO V
CC
OUTPUT HIGH
SHORT TO GROUND
TEMPERATURE (°C)
–55
–30 –5 20 45 70 95 120 145 170
SUPPLY CURRENT (µA)
1482 G20
1000
900
800
700
600
500
400
300
200
100
0
V
CC
= 5V
DRIVER ENABLED
NO LOAD
THERMAL SHUTDOWN
WITH DRIVER
ENABLED
DRIVER DISABLED
TEMPERATURE (°C)
–55
LOGIC INPUT THRESHOLD VOLTAGE (V)
1482 G21
2.00
1.95
1.90
1.85
1.80
1.75
1.70
1.65
1.60
1.55
1.50
V
CC
= 5.25V
V
CC
= 4.75V
V
CC
= 5V
–35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
–55 –35 –15 5 25 45 65 85 105 125
OUTPUT VOLTAGE (V)
1482 G13
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
V
CC
= 4.75V
I = 8mA