LTC485I LINER [Linear Technology], LTC485I Datasheet - Page 6

• Manufacturer Part Number: LTC485I
• Description: Low Power RS485 Interface Transceiver
• Manufacturer: LINER [Linear Technology]

LTC485
6
TYPICAL PERFOR
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
0
0
–50
–50
0
Receiver t
vs Temperature
Driver Output Low Voltage
vs Output Current
Receiver Output Low Voltage
vs Temperature
I = 8mA
T
A
–25
–25
= 25°C
1
OUTPUT VOLTAGE (V)
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
PLH
25
25
2
– t
PHL
50
50
3
75
75
LTC485 • TPC10
W
LTC485 • TPC03
LTC485 • TPC07
100
100
4
A
125
U
125
CE
C
–108
5.4
4.8
4.2
3.6
3.0
2.4
1.8
1.2
0.6
–96
–84
–72
–60
–48
–36
–24
–12
HARA TERISTICS
72
64
56
48
40
32
24
16
0
8
0
0
–50
Driver Skew vs Temperature
0
0
Driver Differential Output Voltage
vs Output Current
Driver Output High Voltage
vs Output Current
T
A
–25
= 25°C
C
1
1
0
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
25
2
2
50
3
3
75
LTC485 • TPC11
T
LTC485 • TPC05
LTC485 • TPC08
A
100
= 25°C
4
4
125
1.64
1.63
1.62
1.61
1.60
1.59
1.58
1.57
1.56
1.55
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
640
580
520
460
400
340
280
220
160
100
–50
–50
–50
Driver Differential Output Voltage
vs Temperature
TTL Input Threshold
vs Temperature
Supply Current vs Temperature
RI = 54
–25
–25
–25
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
0
TEMPERATURE (°C)
DRIVER DISABLED
DRIVER ENABLED
25
25
25
50
50
50
75
75
75
LTC485 • TPC06
LTC485 • TPC09
LTC485 • TPC12
100
100
100
125
125
125