Datasheet

AD8000 Data Sheet
Rev. B | Page 12 of 20
INPUT CURRENT NOISE (pA/ Hz)
05321-055
FREQUENCY (Hz)
0.1
1
10
100
1000
100k10k100
1k10 1M 10M 100M 1G
V
S
= ±5V
INVERTING CURRENT NOISE, R
F
= 1kΩ
NONINVERTING CURRENT NOISE, R
F
= 432Ω
Figure 41. Input Current Noise
–20
–15
–10
–5
0
5
V
OS
(mV)
10
15
20
V
CM
(V)
05321-024
–5 –4
–3 –2
–1 0 1 2
3 4 5
V
S
= +5V
V
S
=
±5V
Figure 42. Input V
OS
vs. Common-Mode Voltage
–25
–20
–15
–10
–5
0
5
10
15
20
25
I
B
(µA)
–5 –4 –3
–2 –1 0 1 2 3 4 5
V
OUT
(V)
05321-069
V
S
= +5V
V
S
= ±5V
Figure 43. Input Bias Current vs. Output Voltage
–5 –4 –3 –2 –1 0 1 2 3 4 5
–50
–45
–40
–35
–30
–25
–20
–15
–10
–5
0
I
B
(µA)
05321-070
V
CM
(V)
V
S
= +5V
V
S
= ±5V
Figure 44. Input Bias Current vs. Common-Mode Voltage
S22 (dB)
05321-065
FREQUENCY (MHz)
–50
–45
–40
–35
–30
–25
–20
–15
–10
–5
10 100 1000
R
BACK
TERM = 50
V
S
= ±5V
G = +2
P
OUT
= –10dBm
SOIC
Figure 45. Output Voltage Standing Wave Ratio (S22)
S11 (dB)
05321-064
FREQUENCY (MHz)
–50
–
45
–
40
–35
–30
–25
–20
–15
–
10
–5
10
100 1000
INPUT R
S
= 0
Ω
V
S
= ±5V
P
OUT
= –10dBm
SOIC
G = +10
G = +1
G = +2
Figure 46. Input Voltage Standing Wave Ratio (S11)