LTC1482 Просмотр технического описания (PDF) - Linear Technology
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LTC1482 Datasheet PDF : 16 Pages
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LTC1482
TYPICAL PERFOR A CE CHARACTERISTICS
Receiver Output High Voltage vs
Temperature
4.8
4.6
VCC = 4.75V
I = 8mA
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G13
Receiver Propagation Delay vs
Temperature
200
180 VCC = 5V
160
tPLH
140
120
tPHL
100
80
60
40
20
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G16
Receiver Short-Circuit Current vs
Temperature
100
90 VCC = 5.25V
80
70
OUTPUT LOW
60
SHORT TO VCC
50
40
30
20
OUTPUT HIGH
SHORT TO GROUND
10
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G19
6
Carrier Detect Output High
Voltage vs Temperature
4.00
3.95
VCC = 4.75V
IOUT = 10µA
3.90
3.85
3.80
3.75
3.70
VOH
3.65
3.60
3.55
3.50
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G14
Receiver Skew vs Temperature
30
VCC = 5V
25
20
|tPLH – tPHL|
15
10
5
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G17
Supply Current vs Temperature
1000
900
800
VCC = 5V
THERMAL SHUTDOWN
WITH DRIVER
ENABLED
700
DRIVER ENABLED
600
NO LOAD
500
400
300
DRIVER DISABLED
200
100
0
–55 –30 –5 20 45 70 95 120 145 170
TEMPERATURE (°C)
1482 G20
Receiver and Carrier Detect
Output Low Voltage vs
Temperature
0.50
0.45
VCC = 4.75V
IOUT = 8mA
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G15
Receiver Propagation Delay vs
Supply Voltage
150
TA = 25°C
140
tPLH
130
tPHL
120
110
100
4.5
4.75
5
5.25
SUPPLY VOLTAGE (V)
5.5
1482 G18
Logic Input Threshold vs
Temperature
2.00
1.95
1.90
1.85
1.80
1.75
VCC = 5.25V
VCC = 5V
1.70
1.65
1.60
VCC = 4.75V
1.55
1.50
–55 –35 –15 5 25 45 65 85 105 125
TEMPERATURE (°C)
1482 G21
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