Datasheet

Maxim Integrated | 5www.maximintegrated.com
MAX202E–MAX213E,
MAX232E/MAX241E
±15kV ESD-Protected,
5V RS-232 Transceivers
Typical Operating Characteristics (continued)
2
0
MAX202E/MAX203E/MAX232E
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
MAX202E-TOC6
LOAD CAPACITANCE (pF)
SLEW RATE ( V/μs)
4
6
8
10
12
14
1000 2000 3000 4000 5000
+SLEW RATE
-SLEW RATE
ALL TRANSMITTERS LOADED
DATA RATE = 120kbps
R
L
= 3kΩ
5.0
7.5
-7.5
0 3000
MAX205E–MAX208E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
-5.0
2.5
MAX202E TOC-07
LOAD CAPACITANCE (pF)
OUTPUT VOLTAGE (V)
1000 2000 4000 5000
0
-2.5
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
240kbps
240kbps
120kbps
120kbps
20kbps
20kbps
45
50
20
0 3000
MAX205E–MAX208E
SUPPLY CURRENT
vs. LOAD CAPACITANCE
25
40
MAX202E TOC-09
LOAD CAPACITANCE (pF)
SUPPLY CURRENT (mA)
1000 2000 4000 5000
35
30
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
240kbps
120kbps
20kbps
10
12
0
0 3000
MAX205E–MAX208E
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
2
8
MAX202E TOC-08
LOAD CAPACITANCE (pF)
SLEW RATE (V/μs)
1000 2000 4000 5000
6
4
20
18
16
14
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
FALL
RISE
2.5
5.0
-10.0
0 180
MAX205E–MAX208E
OUTPUT VOLTAGE vs. DATA RATE
-7.5
0
MAX202E TOC-10
DATA RATE (kbps)
OUTPUT VOLTAGE (V)
60 120 24015030 90 210
-2.5
-5.0
10.0
7.5
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
V+
V-
V
OUT
+
V
OUT-