adm489ar-reel7 Analog Devices, Inc., adm489ar-reel7 Datasheet - Page 7

• Manufacturer Part Number: adm489ar-reel7
• Description: Full-duplex, Low Power, Slew Rate Limited, Eia Rs-485 Transceivers
• Manufacturer: Analog Devices, Inc.

TEST CIRCUITS
Figure 6. Driver Voltage Measurement Test Circuit
Figure 7. Driver Enable/Disable Test Circuit
V
OD3
V
OD
60Ω
375Ω
375Ω
R
R
V
TST
V
OC
Rev. D | Page 7 of 16
0V OR 3V
Figure 10. Driver/Receiver Propagation Delay Test Circuit
DE IN
+1.5V
–1.5V
DI
Figure 8. Driver Voltage Measurement Test Circuit 2
DE
3V
Figure 9. Receiver Enable/Disable Test Circuit
S1
D
RE IN
Z
Y
DE
RL
A
B
DIFF
RE
S1
C
C
L1
L2
ADM488/ADM489
C
V
L
OUT
A
B
R
L
C
V
OUT
L
R
L
R
RE
V
CC
V
S2
CC
RO
S2