Datasheet
AD8131
Rev. B | Page 13 of 20
AD8131
24.9Ω
1500Ω
1500Ω
750Ω
750Ω
100Ω
100Ω
V
OUT, dm
V
OUT, cm
01072-028
Figure 29. CMRR Test Circuit
–20
–30
–40
–50
–60
–70
–80
1 10 100 1000
CMRR (dB)
FREQUENCY (MHz)
V
S
= ±5V
V
IN, cm
= 1V p-p
ΔV
OUT, dm
/ΔV
IN, cm
ΔV
OUT, cm
/ΔV
IN, cm
01072-029
Figure 30. CMRR vs. Frequency
100
10
1
0.1
1 10 100
IMPEDANCE (Ω)
FREQUENCY (MHz)
SINGLE-ENDED OUTPUT
V
S
= +5V
V
S
= ±5V
01072-030
Figure 31. Single-Ended Z
OUT
vs. Frequency
AD8131
1500Ω
1500Ω
750Ω
750Ω
100Ω
100Ω
24.9Ω
49.9Ω
01072-031
Figure 32. Output Balance Error Test Circuit
–20
–30
–40
–50
–60
–70
–80
1 10 100 1000
BALANCE ERROR (dB)
FREQUENCY (MHz)
ΔV
OUT, dm
= 2V p-p
ΔV
OUT, cm
/ΔV
OUT, dm
V
S
= +5V
V
S
= ±5V
01072-032
Figure 33. Output Balance Error vs. Frequency
15
13
11
9
7
5
SUPPLY CURRENT (mA)
–50 –20 10 40
TEMPERATURE (°C)
70 100 130
01072-034
V
S
= ±5V
V
S
= +5V
Figure 34. Quiescent Current vs. Temperature