Datasheet

MAX3465–MAX3469
+5V, Fail-Safe, 40Mbps, Profibus RS-485/
RS-422 Transceivers
8
Pin Configurations and Typical Operating Circuit
TOP VIEW
14
13
12
11
10
9
8
1
2
3
4
5
6
7
V
CC
V
CC
V
CC
RXP
A
BDE
DE
RE
RE
RO
SHDN
MAX3465
MAX3466
Z
Y
TXP
RXP
TXP
RO
RO
DI
DI
GND
GND
DI
DIP/SO
R
R
6, 7
3 GND
12
10
9
Z
Y
11
A
B
0.1μF
5
414
2
13
8
D
D
R
R
t
R
t
DE
GND
D
RE
Figure 1. MAX3465/MAX3466 Pin Configuration and Typical Full-Duplex Operating Circuit
TOP VIEW
8
7
6
5
1
2
3
4
V
CC
V
CC
A
B
RO
V
CC
MAX3467
Z
Y
RO
RO
DI
DI
GND
DI
DIP/SO
R
R
4 GND
8
6
5
Z
Y
7
A
B
0.1μF
3
1
2
D
D
R
R
t
R
t
GND
D
Figure 2. MAX3467 Pin Configuration and Typical Full-Duplex Operating Circuit
TOP VIEW
NOTE: PIN LABELS Y AND Z ON TIMING, TEST, AND WAVEFORM DIAGRAMS REFER TO PINS A AND B WHEN DE IS HIGH.
8
7
6
5
1
2
3
4
V
CC
B
RE
RO
MAX3468
MAX3469
A
GND
RO
DI
DI
DE
DIP/SO
R
0.1μF
D
R
t
R
t
8
7
6
5
1
2
3
4
V
CC
B
RE
RO
A
B
A
GND
DI
DE
DE
R
D
R
D
RE
Figure 3. MAX3468/MAX3469 Pin Configuration and Typical Half-Duplex Operating Circuit