±15kV ESD-Protected, +5V RS-232 Transceivers
MAX202E–MAX213E, MAX232E/MAX241E
____________________________Typical Operating Characteristics (continued)
(Typical Operating Circuits, V
CC
= +5V, T
A
= +25°C, unless otherwise noted.)
MAX205E–MAX208E
TRANSMITTER OUTPUT VOLTAGE
vs. LOAD CAPACITANCE
20kbps
120kbps
240kbps
SLEW RATE (V/µs)
2.5
0
-2.5
240kbps
-5.0
-7.5
0
1000
2000
3000
4000
5000
0
1000
2000
3000
4000
5000
LOAD CAPACITANCE (pF)
LOAD CAPACITANCE (pF)
120kbps
20kbps
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
MAX202E TOC-07
MAX202E-TOC6
MAX202E/MAX203E/MAX232E
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
14
12
SLEW RATE ( V/µs)
10
8
-SLEW RATE
6
4
2
+SLEW RATE
ALL TRANSMITTERS LOADED
DATA RATE = 120kbps
R
L
= 3kΩ
7.5
5.0
OUTPUT VOLTAGE (V)
MAX205E–MAX208E
TRANSMITTER SLEW RATE
vs. LOAD CAPACITANCE
18
16
14
12
10
8
6
4
2
0
0
1000
2000
3000
4000
5000
LOAD CAPACITANCE (pF)
RISE
FALL
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
MAX202E TOC-08
20
MAX205E–MAX208E
SUPPLY CURRENT
vs. LOAD CAPACITANCE
MAX202E TOC-09
MAX205E–MAX208E
OUTPUT VOLTAGE vs. DATA RATE
7.5
OUTPUT VOLTAGE (V)
5.0
2.5
0
-2.5
-5.0
V
OUT-
V-
0
30
60
90 120 150 180 210 240
DATA RATE (kbps)
V+
V
OUT
+
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
MAX202E TOC-10
50
240kbps
45
SUPPLY CURRENT (mA)
40
35
30
25
20
0
1000
2000
3000
4000
20kbps
V
CC
= +4.5V, R
L
= 3kΩ
1 TRANSMITTER AT FULL DATA RATE
4 TRANSMITTERS AT 1/8 DATA RATE
120kbps
10.0
-7.5
-10.0
5000
LOAD CAPACITANCE (pF)
_______________________________________________________________________________________
5
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
