參數(shù)資料
型號(hào): LTC1484C
廠商: Linear Technology Corporation
英文描述: Low-Power LinCMOS(TM) Quad Comparator 20-LCCC -55 to 125
中文描述: 485低功耗收發(fā)器與接收器故障保險(xiǎn)
文件頁數(shù): 6/16頁
文件大小: 274K
代理商: LTC1484C
6
LTC1484
TYPICAL PERFOR AU
Receiver Short-Circuit Current vs
Temperature
Receiver Propagation Delay vs
Temperature
Receiver Skew vs Temperature
Receiver Propagation Delay vs
Supply Voltage
Shutdown Supply Current vs
Temperature
Shutdown Supply Current vs
Supply Voltage
Supply Current vs Temperature
Supply Current vs Supply Voltage
Logic Input Threshold vs
Temperature
TEMPERATURE (
°
C)
–55 –35 –15
5
25
45
65
85 105 125
R
1484 G13
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 –35 –15
5
25
45
65
85 105 125
R
1484 G14
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
R
1484 G15
30
25
20
15
10
5
0
V
CC
= 5V
SUPPLY VOLTAGE (V)
4.5
4.75
5
5.25
5.5
R
1484 G16
200
180
160
140
120
100
T
A
= 25
°
C
t
PLH
t
PHL
TEMPERATURE (
°
C)
–55 –35 –15
5
25
45
65
85 105 125
S
μ
A
1484 G17
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
V
= 5V
DE = DI = 0
RE = 5V
SUPPLY VOLTAGE (V)
4.5 4.6 4.7 4.8 4.9
5
5.1 5.2 5.3 5.4 5.5
S
μ
A
1484 G18
1.00
0.95
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
T
A
= 25
°
C
TEMPERATURE (
°
C)
–55 –30 –5
20
45
70
95 120 145 170
S
μ
A
1484 G19
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
SUPPLY VOLTAGE (V)
4.5 4.6 4.7 4.8 4.9
5
5.1 5.2 5.3 5.4 5.5
S
μ
A
1484 G20
700
600
500
400
300
200
100
0
T
A
= 25
°
C
DRIVER ENABLED
NO LOAD
DRIVER DISABLED
TEMPERATURE (
°
C)
–55
L
1484 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
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