MAX489 MAXIM [Maxim Integrated Products], MAX489 Datasheet - Page 14

• Manufacturer Part Number: MAX489
• Description: Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers
• Manufacturer: MAXIM [Maxim Integrated Products]

Low-Power, Slew-Rate-Limited
RS-485/RS-422 Transceivers
Figure 22. MAX488–MAX491 Full-Duplex RS-485 Network
Figure 23. Line Repeater for MAX488–MAX491
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RO
RE
DE
DI
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
RO
RE
DE
DI
D
R
D
R
A
B
Z
Y
120Ω
120Ω
A
B
Z
Y
120Ω
120Ω
Y
MAX488–MAX491
DI
D
Z
DE
B
RE
DATA IN
DATA OUT
RO
R
A
For isolated RS-485 applications, see the MAX253 and
MAX1480 data sheets.
Y
DI
D
Z
DE
B
RE
R
RO
A
120Ω
120Ω
Y
Z
B
A
MAX489
MAX491
Isolated RS-485
R
D
DI
DE
RE
RO