adm1486 Analog Devices, Inc., adm1486 Datasheet - Page 7

• Manufacturer Part Number: adm1486
• Description: 5 V, 0.8 Ma Profibus Rs-485 Transceiver
• Manufacturer: Analog Devices, Inc.

TEST CIRCUITS
Figure 3. Driver Voltage Measurement
Figure 4. Driver Voltage Measurement
Figure 5. Driver Propagation Delay
A
B
A
B
V
A
B
OD3
V
OD
60Ω
R
LDIFF
375Ω
375Ω
R
R
C
C
V
L1
L2
TST
V
OC
Rev. A | Page 7 of 16
0V OR 3V
DE IN
–1.5V
+1.5V
RE IN
S1
A
B
Figure 7. Receiver Propagation Delay
Figure 8. Receiver Enable/Disable
Figure 6. Driver Enable/Disable
DE
RE
RE
B
A
S1
C
C
L
L
V
C
OUT
V
L
OUT
R
L
V
OUT
R
L
V
CC
ADM1486
S2
V
CC
S2