ADM2582E/ADM2587E
Rev. C | Page 19 of 20
NOTES
1. RT IS EQUAL TO THE CHARACTERISTIC IMPEDANCE OF THE CABLE.
2. ISOLATION NOT SHOWN.
AB
Z
Y
AB
Z
Y
A
B
Z
Y
A
B
Z
Y
R
D
R
D
R
D
R
D
ADM2582E/
ADM2587E
ADM2582E/
ADM2587E
ADM2582E/
ADM2587E
RxD RE
DE TxD
RxD RE
DE TxD
RT
RxD
RE
DE
RxD
RE
DE
TxD
ADM2582E/
ADM2587E
MAXIMUM NUMBER OF TRANSCEIVERS ON BUS = 256
08
11
1-
0
27
Figure 41. ADM2582E/ADM2587E Typical Half Duplex RS-485 Network
NOTES
1. RT IS EQUAL TO THE CHARACTERISTIC IMPEDANCE OF THE CABLE.
2. ISOLATION NOT SHOWN.
R
D
A
B
Z
Y
R
D
A
B
Z
Y
R
D
A
B
Z
Y
R
D
A
B
Z
Y
RT
TxD
DE
RxD
RE
ADM2582E/
ADM2587E
ADM2582E/
ADM2587E
ADM2582E/
ADM2587E
SLAVE
RxD
RE
DE
TxD
ADM2582E/
ADM2587E
MASTER
SLAVE
RxD RE DE TxD
RT
MAXIMUM NUMBER OF NODES = 256
08
11
1-
02
8
Figure 42. ADM2582E/ADM2587E Typical Full Duplex RS-485 Network