MAX491CSD Maxim Integrated Products, MAX491CSD Datasheet - Page 14

• Manufacturer Part Number: MAX491CSD
• Description: IC TRANS RS485/RS422 14-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Transceiverr

Specifications of MAX491CSD

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Case: SOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q1657679

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
14
______________________________________________________________________________________
RO
RE
DE
DI
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
NOTE: RE AND DE ON MAX489/MAX491 ONLY.
RO
DE
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
R
RO
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
DI
DE
RE
RO