1µA Supply-Current, True +3V to +5.5V
RS-232 Transceivers with AutoShutdown
__________________________________________________________Pin Configurations
TOP VIEW
EN
C1+
V+
FORCEOFF
1
2
20
19
18
17
16
15
14
13
12
11
EN
16 FORCEOFF
1
2
3
4
5
6
7
8
V
CC
15
14
C1+
V+
V
CC
GND
3
GND
C1-
T1OUT
R1IN
4
C1-
C2+
C2-
V-
13 T1OUT
MAX3221
MAX3223
C2+
C2-
5
FORCEON
12
R1OUT
FORCEON
T1IN
6
11 T1IN
10 INVALID
V-
7
T2OUT
8
9
R1IN
R1OUT
R2IN
T2IN
9
R2OUT
INVALID
10
SSOP/TSSOP
DIP/SSOP/TSSOP
C2+
C2-
C1+
V+
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
V-
V
3
CC
R1IN
R2IN
R3IN
R4IN
R5IN
T1OUT
T2OUT
T3OUT
T3IN
T2IN
T1IN
GND
4
C1-
5
MAX3243
FORCEON
6
FORCEOFF
INVALID
R2OUTB
R1OUT
7
8
9
10
11
12
13
14
R2OUT
R3OUT
R4OUT
R5OUT
SO/SSOP/TSSOP
___________________Chip Information
MAX3221
TRANSISTOR COUNT: 269
MAX3223
TRANSISTOR COUNT: 339
MAX3243
TRANSISTOR COUNT: 476
14 ______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
