MAX3225ECPP+ Maxim Integrated, MAX3225ECPP+ Datasheet - Page 6
MAX3225ECPP+
Manufacturer Part Number
MAX3225ECPP+
Description
RS-232 Interface IC
Manufacturer
Maxim Integrated
Series
MAX3224E, MAX3225E, MAX3226E, MAX3227E, MAX3244E, MAX3245Er
Datasheet
1.MAX3224EAP-T.pdf
(19 pages)
Specifications of MAX3225ECPP+
Data Rate
1 Mbps
Operating Supply Voltage
3 V to 5.5 V
Supply Current
1 mA
Operating Temperature Range
0 C to + 70 C
Function
Transceiver
Number Of Drivers
2
Number Of I/os
8
Number Of Receivers
2
Propagation Delay Time Ns
0.15 us
Shutdown
Yes
MAX3224–MAX3227/MAX3244/MAX3245
6
1µA Supply Current, 1Mbps, 3.0V to 5.5V,
RS-232 Transceivers with AutoShutdown Plus
(V
CC
-1
-2
-3
-4
-5
-6
6
5
4
3
2
1
0
= +3.3V, 250kbps data rate, C1–C4 = 0.1µF, all transmitters loaded with 3kΩ and C
0
1 TRANSMITTER AT 250kbps
2 TRANSMITTERS AT 15.6kbps
TRANSMITTER OUTPUT VOLTAGE
1000
vs. LOAD CAPACITANCE
-2.5
-5.0
-7.5
100
7.5
5.0
2.5
90
80
70
60
50
40
30
20
10
LOAD CAPACITANCE (pF)
0
0
0
0
2000
MAX3244
1 TRANSMITTER AT FULL DATA RATE
2 TRANSMITTERS AT 1/16 DATA RATE
1 TRANSMITTER AT FULL DATA RATE
2 TRANSMITTERS AT 1/16 DATA RATE
TRANSMITTER OUTPUT VOLTAGE
2Mbps
OPERATING SUPPLY CURRENT
400
400
vs. LOAD CAPACITANCE
vs. LOAD CAPACITANCE
3000
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
2Mbps
800
800
MAX3245
MAX3245
V
V
4000
OUT+
OUT-
2Mbps
1Mbps
1200
1200
1.5Mbps
5000
1.5Mbps
1600
1600
1.5Mbps
1Mbps
1Mbps
Typical Operating Characteristics (continued)
14
12
10
8
6
4
2
0
2000
2000
0
SLEW RATE vs. LOAD CAPACITANCE
1000
LOAD CAPACITANCE (pF)
2000
MAX3244
3000
4000
70
60
50
40
30
20
10
50
45
40
35
30
25
20
15
10
0
5
0
5000
0
0
1 TRANSMITTER AT 1Mbps
2 TRANSMITTERS AT 62.5kbps
SLEW RATE vs. LOAD CAPACITANCE
L
, T
400
A
TRANSMITTER SKEW vs.
60
50
40
30
20
10
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE
= +25°C, unless otherwise noted.)
LOAD CAPACITANCE (pF)
0
1000
0
800
MAX3245
MAX3245
1 TRANSMITTER AT 250kbps
2 TRANSMITTERS AT 15.6kbps
OPERATING SUPPLY CURRENT
1000
1200
vs. LOAD CAPACITANCE
LOAD CAPACITANCE (pF)
2000
2000
MAX3244
250kbps
1600
3000
2000
Maxim Integrated
3000
4000
120kbps
20kbps
5000