Datasheet

ADM2490E
Rev. A | Page 8 of 16
TEST CIRCUITS
V
OC
R
L
R
L
V
OD
05889-003
Figure 3. Driver Voltage Measurement
60Ω
V
OD3
375
Ω
375Ω
V
TEST
05889-004
Figure 4. Driver Voltage Measurement
V
DD1
GND
1
A
B
V
DD2
V
DD2
GND
2
GND
2
GALVANIC ISOLATION
Y
Z
220Ω
100Ω
220Ω
TxD
RxD
05889-014
Figure 5. Supply-Current Measurement Test Circuit (See Figure 10 and Figure 11)
C
L2
C
L1
R
LDIFF
Y
Z
05889-005
Figure 6. Driver Propagation Delay
C
L
V
OUT
A
B
05889-006
Figure 7. Receiver Propagation Delay