MAX3224 Просмотр технического описания (PDF) - Maxim Integrated
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MAX3224
Maxim Integrated
MAX3224 Datasheet PDF : 20 Pages
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1µA Supply Current, 1Mbps, 3.0V to 5.5V,
RS-232 Transceivers with AutoShutdown Plus
Typical Operating Characteristics (continued)
(VCC = +3.3V, 250kbps data rate, C1–C4 = 0.1µF, all transmitters loaded with 3kΩ and CL, TA = +25°C, unless otherwise noted.)
MAX3244
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
6
5
4
VOUT+
3
1 TRANSMITTER AT 250kbps
2 2 TRANSMITTERS AT 15.6kbps
1
0
-1
-2
-3
-4
-5
VOUT-
-6
0
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3244
SLEW RATE vs. LOAD CAPACITANCE
14
12
10
8
6
4
2
0
0
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3244
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
60
1 TRANSMITTER AT 250kbps
50 2 TRANSMITTERS AT 15.6kbps
40
250kbps
120kbps
30
20kbps
20
10
0
0
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3245
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
7.5
MAX3245
SLEW RATE vs. LOAD CAPACITANCE
70
5.0
60
2Mbps
2.5
1.5Mbps 1Mbps
50
1 TRANSMITTER AT FULL DATA RATE
40
0 2 TRANSMITTERS AT 1/16 DATA RATE
30
-2.5
1.5Mbps 1Mbps
2Mbps
20
-5.0
-7.5
0
400 800 1200 1600 2000
LOAD CAPACITANCE (pF)
10 1 TRANSMITTER AT 1Mbps
2 TRANSMITTERS AT 62.5kbps
0
0
400 800 1200 1600 2000
LOAD CAPACITANCE (pF)
MAX3245
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
100
MAX3245
TRANSMITTER SKEW vs.
LOAD CAPACITANCE
50
90
45
80
40
70
35
2Mbps
60
30
50
1.5Mbps
25
40
20
30
1Mbps
20
1 TRANSMITTER AT FULL DATA RATE
10
2 TRANSMITTERS AT 1/16 DATA RATE
0
0
400 800 1200 1600 2000
LOAD CAPACITANCE (pF)
15
10
5
0
0
1000
2000
3000
LOAD CAPACITANCE (pF)
6 _______________________________________________________________________________________
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