Isolated RS-485

Analog Devices offers a wide range of iCoupler® isolated RS-485 transceivers to suit many applications. These galvanically isolated RS-485/RS-422 transceivers are available in full duplex and half duplex for use in markets ranging from Motor Control to Industrial Automation, and Process Controls. These parts meet the RS-485 specification for a true multipoint communications network supporting 32 nodes on a single (2-wire) bus, with some able to modify the input impedance to allow up to 8× more nodes all with up to 5kVrms insulation ratings.
Product Selection Table

Isolated RS-485

  Hold Shift Key for secondary sorting
SortOrderPart#Data Rate
(max)
(bps)
Full or Half Duplex OperationInsulation Rating
(V rms)
CMTI
(min)
(V/us)
Vs+
(min)
(V)
Vs+
(max)
(V)
Temp RangeUS Price 1000 to 4999
($ US)
1ADM2795E 2.5M Half 5k 75k 1.7 5.5 -55 to 125°C $5.95 (ADM2795EARWZ)
2LTM2885 20M Full, Half 6.5k 50k 1.62 5.5 -40 to 85°C $11.98 (LTM2885CY#PBF)
3ADM2687E 500k Full, Half 5k 25k 3 5.5 -40 to 85°C $6.50 (ADM2687EBRIZ)
4ADM2682E 16M Full, Half 5k 25k 3 5.5 -40 to 85°C $7.50 (ADM2682EBRIZ)
5LTC2862-2 250k Half 8k- 1.62 5.5 -40 to 125°C $2.35 (LTC2862CS8-2#PBF)
6LTC2862-1 20M Half 8k- 1.62 5.5 -40 to 125°C $2.35 (LTC2862CS8-1#PBF)
7ADM2481 500k Half 2.5k 25k 3 5.5 -40 to 85°C $2.60 (ADM2481BRWZ)
8LTM2881-5 20M Full, Half 2.5k 30k 1.62 5.5 -40 to 105°C $8.45 (LTM2881CY-5#PBF)
9LTM2881-3 20M Full, Half 2.5k 30k 1.62 5.5 -40 to 105°C $8.45 (LTM2881CY-3#PBF)
10ADM2587EReference Circuit Available 500k Full, Half 2.5k 25k 3 5.5 -40 to 85°C $5.50 (ADM2587EBRWZ)
11ADM2582E 16M Full, Half 2.5k 25k 3 5.5 -40 to 85°C $6.50 (ADM2582EBRWZ)
12ADM2487E 500k Full, Half 2.5k 25k 3 5.5 -40 to 85°C $3.75 (ADM2487EBRWZ)
13ADM2484E 500k Full, Half 5k 25k 3 5.5 -40 to 85°C $2.80 (ADM2484EBRWZ)
14ADM2482E 16M Full, Half 2.5k 25k 3 5.5 -40 to 85°C $4.00 (ADM2482EBRWZ-REEL7)
15ADM2491E 16M Full, Half 5k 25k 3 5.5 -40 to 85°C $4.76 (ADM2491EBRWZ)
16ADM2485 16M Half 2.5k 25k 2.7 5.5 -40 to 85°C $4.20 (ADM2485BRWZ-REEL7)
17ADM2490E 16M Full 5k 25k 2.7 5.5 -40 to 105°C $4.55 (ADM2490EBRWZ)
18ADM2483 500k Half 2.5k 25k 2.7 5.5 -40 to 85°C $2.60 (ADM2483BRWZ)
19ADM2486 20M Half 2.5k 25k 2.7 5.5 -40 to 85°C $3.25 (ADM2486BRWZ-REEL)