Datasheet

MAX3483E/MAX3485E/MAX3486E/MAX3488E/MAX3490E/MAX3491E
3.3V-Powered, ±15kV ESD-Protected, 12Mbps and
Slew-Rate-Limited True RS-485/RS-422 Transceivers
_______________________________________________________________________________________ 7
MAX3483E
MAX3485E
MAX3486E
TOP VIEW
NOTE: PIN LABELS Y AND Z ON TIMING, TEST, AND WAVEFORM DIAGRAMS REFER TO PINS A AND B WHEN DE IS HIGH.
1
2
3
4
8
5
V
CC
GND
DI
DE
RE
RO
R
D
Rt
Rt
7
6
D
R
DE
RE
DI
RO
A
B
1
2
3
4
8
7
6
5
V
CC
B
A
GND
DI
DE
RE
RO
SO/DIP
R
D
B
A
MAX3488E
MAX3490E
TOP VIEW
1
2
3
4
RO
DI
GND
8
7
6
5
A
B
Z
Y
V
CC
SO/DIP
R
D
Rt
Rt
V
CC
5
6
7
8
RO
DI
GND
4
GND
DI
RO
3
2
A
B
Y
Z
V
CC
DR
R
D
1
MAX3491E
SO/DIP
TOP VIEW
Rt
Rt
DE V
CC
RE GND
V
CC
RE
GND DE
RO
DI
9
10
12
11
B
A
Z
Y
5
RO
N.C.
DI
2
1, 8
3 6, 7
13, 144
1
2
3
4
5
6
7
14
13
12
11
10
9
8
V
CC
V
CC
N.C.
A
B
Z
Y
N.C.
RO
RE
DE
DI
GND
GND
R
D
D
RD
R
Figure 2. MAX3488E/MAX3490E Pin Configuration and Typical Operating Circuit
Figure 3. MAX3491E Pin Configuration and Typical Operating Circuit
Figure 1. MAX3483E/MAX3485E/MAX3486E Pin Configuration and Typical Operating Circuit