MAX489CSD-T Maxim Integrated, MAX489CSD-T Datasheet - Page 14
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MAX489CSD-T
Manufacturer Part Number
MAX489CSD-T
Description
RS-422/RS-485 Interface IC
Manufacturer
Maxim Integrated
Datasheet
1.MAX490CD.pdf
(17 pages)
Specifications of MAX489CSD-T
Data Rate
250 Kbps
Operating Supply Voltage
5 V
Supply Current
0.25 mA
Operating Temperature Range
0 C to + 70 C
Mounting Style
SMD/SMT
Number Of Drivers
1
Number Of Receivers
1
Product
RS-422/RS-485 Combination
MAX487–MAX491/MAX1487
14
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
RO
RE
DE
DI
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
DE
RO
RE
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
MAX488–MAX491
Isolated RS-485
R
D
Maxim Integrated
DI
DE
RE
RO