Datasheet

MAX3209E
±15kV ESD-Protected, 12V, Dual RS-232 Serial Port
with Low-Power Standby for Motherboards/Desktops
_______________________________________________________________________________________ 9
RS-232
INTERCONNECTING
CABLE
T1
T2
T3
T4
T5
R1
R2
T3
T4
T5
R3
R4
R5
R8
R9
R10
R2
R1
R3
T1
T2
TTL/CMOS
LOGIC
I/O
TTL/CMOS
LOGIC
I/O
MOUSE
V+
GND V
SS
GND
C1+
C1-
V-
0.1µF
C1
0.1µF
0.1µF
C2
V+
V-
TX
T6
R6
-12V
0.1µF
0.1µF0.1µF
+5V
V
STBY
V
DD
MAX3186MAX3209E
V
CC
V
DD
+12V +5V +12V
0.1µF
R7
Typical Operating Circuit
37
36
35
34
33
32
31
30
29
28
27
26
25
24
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R4IN
R3IN
R2IN
R1IN
T3OUT
T2OUT
R6IN
T1OUT
V-
C-
GND
T4OUT
T5OUT
T6OUT
R6OUT
T6IN
T5IN
T4IN
C+
V
DD
V
STBY
T1IN
T2IN
T3IN
R1OUT
R2OUT
R3OUT
R4OUT
381 R5INR5OUT
TSSOP
TOP VIEW
MAX3209E
23
22
21
20
16
17
18
19 R10IN
R7IN
R8IN
R9IN
R10OUT
R9OUT
R8OUT
R7OUT
Pin Configurations (continued)