Datasheet

ADM2491E
Rev. B | Page 10 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (°C)
I
DD1
SUPPLY CURRENT (mA)
06985-014
–40 –20 0 20 40 60 80
100Ω LOAD
54Ω LOAD
2.42
2.44
2.46
2.48
2.50
2.52
2.54
2.56
2.58
NO LOAD
Figure 14. I
DD1
Supply Current vs. Temperature
0
10
20
30
40
50
60
TEMPERATURE (°C)
06985-015
–40 –20 0 20 40 60 80
I
DD2
SUPPLY CURRENT (mA)
NO LOAD
100Ω LOAD
54Ω LOAD
Figure 15. I
DD2
Supply Current vs. Temperature
0
10
20
30
40
50
60
–40 –20 0 20 40 60 80
t
PYHL
06985-034
TEMPERATURE (°C)
DELAY (ns)
t
PZHL
t
PYLH
t
PZLH
Figure 16. Driver Propagation Delay vs. Temperature
0
10
20
30
40
50
60
–40 –20 0 20 40 60 80
06985-035
TEMPERATURE (°C)
DELAY (ns)
t
PLH
t
PHL
Figure 17. Receiver Propagation Delay vs. Temperature
06985-032
CH1 2V
CH3 2V
CH2 2V
CH4 2V
M20ns A CH1 2.32V
1
3
4
T 48ns
Δ: 2.12V
@: 7.72V
Ω
Ω
Ω
Ω
TxD
Z
Y
RxD
Figure 18. Driver/Receiver Propagation Delay, Low to High
(R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF)
06985-033
CH1 2V
CH3 2V
CH2 2V
CH4 2V
M20ns A CH1 3.24V
1
3
4
T 48ns
Δ: 2.12V
@: 7.72V
TxD
Z
Y
RxD
Ω
Ω
Ω
Ω
Figure 19. Driver/Receiver Propagation Delay, High to Low
(R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF)