MAX3490E 查看數據表（PDF） - Maxim Integrated
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产品描述 (功能)
生产厂家
MAX3490E
Maxim Integrated
MAX3490E Datasheet PDF : 16 Pages
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3.3V-Powered, ±15kV ESD-Protected, 12Mbps and
Slew-Rate-Limited True RS-485/RS-422 Transceivers
(VCC = +3.3V, TA = +25°C, unless otherwise noted.)
Typical Operating Characteristics
OUTPUT CURRENT vs.
RECEIVER OUTPUT LOW VOLTAGE
25
20
15
10
5
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT LOW VOLTAGE (V)
OUTPUT CURRENT vs.
RECEIVER OUTPUT HIGH VOLTAGE
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT HIGH VOLTAGE (V)
RECEIVER OUTPUT HIGH VOLTAGE
vs. TEMPERATURE
3.30
IRO = 1.5mA
3.25
3.20
3.15
3.10
3.05
3.00
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
RECEIVER OUTPUT LOW VOLTAGE
vs. TEMPERATURE
0.8
IRO = 2.5mA
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
DRIVER OUTPUT CURRENT vs.
DIFFERENTIAL OUTPUT VOLTAGE
100
90
80
70
60
50
40
30
20
10
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER DIFFERENTIAL OUTPUT
VOLTAGE vs. TEMPERATURE
2.6
R = 54Ω
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
OUTPUT CURRENT vs.
DRIVER OUTPUT LOW VOLTAGE
175
OUTPUT CURRENT vs.
DRIVER OUTPUT HIGH VOLTAGE
-100
150
-80
125
100
-60
75
50
25
0
0
246
8 10 12
OUTPUT LOW VOLTAGE (V)
-40
-20
0
-7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5
OUTPUT HIGH VOLTAGE (V)
_______________________________________________________________________________________ 5
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