Datasheet

AD8007/AD8008
Rev. E | Page 12 of 20
V
S
= ±5 V, R
L
= 150 Ω, R
S
= 200 Ω, R
F
= 499 Ω, unless otherwise noted.
FREQUENCY (Hz)
k101 100
VOLTAGE NOISE (nV/ Hz)
100
10
1
10k
100k 1M
2.7nV/ Hz
02866-036
Figure 36. Input Voltage Noise vs. Frequency
FREQUENCY (Hz)
M01k0011M
OUTPUT IMPEDANCE (Ω)
100
10
1
100M 1G
1k
0.1
0.01
G = +2
02866-037
Figure 37. Output Impedance vs. Frequency
FREQUENCY (Hz)
100M 1G
CMRR (dB)
–10
–20
–30
100k
1M
0
10M
–40
–50
–60
–70
V
S
= ±5V, +5V
02866-038
Figure 38. CMRR vs. Frequency
FREQUENCY (Hz)
k0101 100
CURRENT NOISE (pA/ Hz)
100
10
1
100k
1M
1000
10M1k
NONINVERTING CURRENT NOISE 2.0pA/ Hz
INVERTING CURRENT NOISE 22.5pA / Hz
02866-039
Figure 39. Input Current Noise vs. Frequency
FREQUENCY (Hz)
1G100k
CROSSTALK (dB)
–100
1M
10M 100M
–90
–80
–70
–60
–50
–40
–20
–30
SIDE B DRIVEN
SIDE A DRIVEN
G = +2
R = 150Ω
V
S
= ±5V
V
M
= 1V p-p
02866-040
Figure 40. AD8008 Crosstalk vs. Frequency (Output to Output)
FREQUENCY (Hz)
20
10
M1k01 100k
PSRR (dB)
–20
–30
–40
–50
0
–10
10M
100M 1G
–60
–70
–80
+PSRR
–PSRR
02866-041
Figure 41. PSRR vs. Frequency