Datasheet

AD8400/AD8402/AD8403
Rev. E | Page 18 of 32
FREQUENCY (Hz)
PHASE (Degrees)
100k 2M200k 1M
0
–10
–20
0
–45
–90
400k 4M 6M 10M

GAIN (dB)
V
DD
=5V
T
A
=25°C
WIPER SET AT
HALF-SCALE 80
H
01092-033
Figure 33. 1 kΩ Gain and Phase vs. Frequency
TEMPERATURE (°C)
I
A
SHUTDOWN CURRENT (nA)
100
1
–55 –35
10
V
DD
=5V
–15 5 25 45 65 85 105 125
01092-034
Figure 34. Shutdown Current vs. Temperature
TEMPERATURE (°C)
I
DD
– SUPPLY CURRENT
(
μA)
1
0.1
0.001
–55 –35
–15 5 25 45 65 85 105 125
0.01
V
DD
=5.5V
V
DD
=3.3V
LOGIC INPUT
VOLTAGE = 0, V
DD
01092-035
Figure 35. Supply Current vs. Temperature
CODE (Decimal)
01092-057
0
3
2
1
4
5
6
0 32 64 96 128 160 192 224 256
THEORETICAL I
WB_MAX
(mA)
R
AB
= 1kΩ
V
A
= V
B
= OPEN
T
A
=25°C
R
AB
= 10kΩ
R
AB
= 50kΩ
R
AB
= 100kΩ
Figure 36. I
WB_MAX
vs. Code