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MAX3227E View Datasheet(PDF) - Maxim Integrated

Part Name
Description
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MAX3227E Datasheet PDF : 21 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
MAX3224E/MAX3225E/
MAX3226E/MAX3227E/MAX3244E/MAX3245E
±15kV ESD-Protected, 1µA, 1Mbps, 3.0V to 5.5V,
RS-232 Transceivers with AutoShutdown Plus
__________________________________________Typical Operating Characteristics
(VCC = +3.3V, 250kbps data rate, 0.1µF capacitors, all transmitters loaded with 3kΩ and CL, TA = +25°C, unless otherwise noted.)
MAX3224E/MAX3226E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
6
5
4
VOUT+
3
T1 TRANSMITTING AT 250kbps
2 T2 (MAX3224E) TRANSMITTING AT 15.6kbps
1
0
-1
-2
-3
-4
-5
VOUT-
-6
0
1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3224E/MAX3226E
SLEW RATE vs. LOAD CAPACITANCE
16
14
12
-SLEW
10
+SLEW
8
6
4
2
FOR DATA RATES UP TO 250kbps
0
0 1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3224E/MAX3226E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
45
40
35
250kbps
30
120kbps
25
20
20kbps
15
10
5 T1 TRANSMITTING AT 250kbps
T2 (MAX3224E) TRANSMITTING AT 15.6kbps
0
0 1000 2000 3000 4000 5000
LOAD CAPACITANCE (pF)
MAX3225E/MAX3227E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
7.5
5.0
2Mbps
2.5
1.5Mbps 1Mbps
1 TRANSMITTER AT FULL DATA RATE
0 1 TRANSMITTER AT 1/16 DATA RATE
(MAX3225E)
-2.5 LOAD = 3kΩ + CL 2Mbps 1.5Mbps 1Mbps
-5.0
-7.5
0
500 1000 1500 2000 2500
LOAD CAPACITANCE (pF)
MAX3225E/MAX3227E
SLEW RATE vs. LOAD CAPACITANCE
80
70
60
-SLEW
50
+SLEW
40
30
20
10 1 TRANSMITTER AT 1Mbps
1 TRANSMITTER AT 62.5kbps (MAX3225E)
0
0
500 1000 1500 2000 2500
LOAD CAPACITANCE (pF)
MAX3225E/MAX3227E
OPERATING SUPPLY CURRENT
vs. LOAD CAPACITANCE
100
90 1 TRANSMITTER AT FULL DATA RATE
1 TRANSMITTER AT 1/16 DATA RATE
80 (MAX3225E)
70 LOAD = 3kΩ + CL
60
2Mbps
50
1.5Mbps
40
30
1Mbps
20
10
0
0
500 1000 1500 2000 2500
LOAD CAPACITANCE (pF)
MAX3225E/MAX3227E
TRANSMITTER SKEW
vs. LOAD CAPACITANCE
50
45
1 TRANSMITTER AT 512kbps
1 TRANSMITTER AT 30kbps
40 (MAX3225E)
35
LOAD = 3kΩ + CL
30
25
20
15
AVERAGE: 10 PARTS
10
5
0
0
500 1000 1500 2000 2500 3000
LOAD CAPACITANCE (pF)
MAX3224E–MAX3227E
READY TURN-ON TIME
vs. TEMPERATURE
38
36
34
32
30
28
26
24
22
20
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
MAX3224E–MAX3227E
READY TURN-OFF TIME
vs. TEMPERATURE
200
180
160
140
120
100
80
60
40
20
0
-40 -20
0 20 40 60
TEMPERATURE (°C)
80 100
Maxim Integrated
5
 

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