Datasheet

AD604
Rev. G | Page 12 of 32
FREQUENCY (Hz)
1M
1k
1
100k
10k
100
10
1k 10k 100k 1M 10M 100M
INPUT IMPEDANCE (Ω)
00540-033
Figure 33. Input Impedance vs. Frequency
27.6
25.8
27.2
26.8
26.6
26.2
26.0
26.4
27.0
27.4
TEMPERATURE (°C)
INPUT BIAS CURRENT (µA)
–40–200 204060809
00540-034
0
Figure 34. Input Bias Current vs. Temperature
SUPPLY CURRENT (mA)
40
20
0
35
30
25
15
10
5
PREAMP (±I
S
)
AD604 (+I
S
)
DSX (+I
S
)
+I
S
(VGN = 0)
+I
S
(AD604) = +I
S
(PA) + +I
S
(DSX)
–I
S
(AD604) = –I
S
(PA)
TEMPERATURE (°C)
–40 –20 0 20 40 60 80 90
00540-035
Figure 35. Supply Current (One Channel) vs. Temperature
FREQUENCY (Hz)
20
14
6
8
10
12
16
18
DELAY (ns)
VGN = 0.1V
VGN = 2.9V
100k 1M 10M 100M
00540-036
Figure 36. Group Delay vs. Frequency