隔离式RS-485

ADI公司提供各种标准RS-485/RS-422收发器和iCoupler®隔离式RS-485/RS-422收发器,可满足多种应用需求。RS-485规范符合真正多点通信网络的要求,根据该标准,单个(双线)总线上最多可以连接32个驱动器和32个接收器。部分RS-485收发器改变输入阻抗以允许最多8倍的节点连接至同一总线。
产品选型表

隔离式RS-485

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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)
2ADM2687E 500k Full, Half 5k 25k 3 5.5 -40 to 85°C $6.50 (ADM2687EBRIZ)
3ADM2682E 16M Full, Half 5k 25k 3 5.5 -40 to 85°C $7.50 (ADM2682EBRIZ)
4LTC2862-2 250k Half-Duplex 8k- 1.62 5.5 -40 to 125°C $2.35 (LTC2862CS8-2#PBF)
5LTC2862-1 20M Half-Duplex 8k- 1.62 5.5 -40 to 125°C $2.35 (LTC2862CS8-1#PBF)
6ADM2481 500k Half 2.5k 25k 3 5.5 -40 to 85°C $2.90 (ADM2481BRWZ)
7LTM2881-5 20M Full-Duplex, Half-Duplex, Isolated Transceiver 2.5k- 1.62 5.5 -40 to 105°C $8.45 (LTM2881CY-5#PBF)
8LTM2881-3 20M Full-Duplex, Half-Duplex, Isolated Transceiver 2.5k- 1.62 5.5 -40 to 105°C $8.45 (LTM2881CY-3#PBF)
9ADM2587EReference Circuit Available 500k Full, Half 2.5k 25k 3 5.5 -40 to 85°C $5.50 (ADM2587EBRWZ)
10ADM2582E 16M Full, Half 2.5k 25k 3 5.5 -40 to 85°C $6.50 (ADM2582EBRWZ)
11ADM2487E 500k Full, Half 2.5k 25k 3 5.5 -40 to 85°C $3.75 (ADM2487EBRWZ)
12ADM2484E 500k Full, Half 5k 25k 3 5.5 -40 to 85°C $3.04 (ADM2484EBRWZ-REEL7)
13ADM2482E 16M Full, Half 2.5k 25k 3 5.5 -40 to 85°C $4.00 (ADM2482EBRWZ-REEL7)
14ADM2491E 16M Full, Half 5k 25k 3 5.5 -40 to 85°C $4.76 (ADM2491EBRWZ)
15ADM2485 16M Half 2.5k 25k 2.7 5.5 -40 to 85°C $4.20 (ADM2485BRWZ-REEL7)
16ADM2490E 16M Full 5k 25k 2.7 5.5 -40 to 105°C $4.55 (ADM2490EBRWZ)
17ADM2483 500k Half 2.5k 25k 2.7 5.5 -40 to 85°C $3.04 (ADM2483BRWZ)
18ADM2486 20M Half 2.5k 25k 2.7 5.5 -40 to 85°C $3.50 (ADM2486BRWZ)