adm2481 Analog Devices, Inc., adm2481 Datasheet - Page 11

• Manufacturer Part Number: adm2481
• Description: Half-duplex, Icoupler Isolated Rs-485 Transceiver Adm2481
• Manufacturer: Analog Devices, Inc.

TEST CIRCUITS
Figure 17. Driver Voltage Measurement over Common-Mode Range
Figure 16. Driver Voltage Measurement
Figure 18. Driver Propagation Delay
A
B
V
OD3
R
V
OD
L
60Ω
375Ω
375Ω
R
R
L
L
C
C
L1
L2
V
TEST
V
OC
Rev. 0 | Page 11 of 20
0V OR 3V
RE IN
+1.5V
–1.5V
DE IN
S1
Figure 20. Receiver Propagation Delay
Figure 21. Receiver Enable/Disable
Figure 19. Driver Enable/Disable
DE
A
B
A
B
RE
RE
S1
C
V
C
OUT
L
L
V
C
V
OUT
OUT
L
R
L
R
L
ADM2481
V
CC
S2
V
CC
S2