Datasheet

Data Sheet AD8224
Rev. C | Page 19 of 28
06286-069
FREQUENCY (Hz)
CHANNEL SEPARATION (dB)
40
60
80
100
120
140
160
180
1 10 100 1k 10k 100k 1M
THERMAL CROSSTALK
VARIES WITH LOAD
GAIN = 1000
GAIN = 1
SOURCE
V
OUT
= 20V p-p
SOURCE V
OUT
SMALLER TO
AVOID SLEW
RATE LIMIT
Figure 52. Channel Separation vs. Frequency,
R
LOAD
= 2 kΩ, Source Channel at G = 1
–40
–20
0
20
40
60
06286-055
FREQUENCY (Hz)
GAIN (dB)
10k1k100 100k 1M 10M
GAIN = 1
GAIN = 10
GAIN = 100
GAIN = 1000
Figure 53. Differential Output Configuration: Gain vs. Frequency
1 10k1k10010
100k
1M
FREQUENCY (Hz)
06286-056
100
90
80
70
60
50
40
30
20
10
0
CMR
OUT
(dB)
LIMITED BY
MEASUREMENT
SYSTEM
CMR
OUT
= 20 log
V
DIFF_OUT
V
CM_OUT
Figure 54. Differential Output Configuration:
Common-Mode Output (CMR
OUT
) vs. Frequency