Datasheet

ADAS3022 Data Sheet
Rev. B | Page 16 of 40
10516-301
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0.01 1001010.1
POWER SUPPLY REJECTION RATIO (dB)
FREQUENCY (kHz)
PSRR VDDH
AVDD, GAIN = 0.2
AVDD, GAIN = 3.2
PSRR VSSH
AVDD, GAIN = 1.6
AVDD, GAIN = 6.4
Figure 30. PSRR vs. Frequency
13
14
15
16
17
18
19
4.7
4.8
4.9
5.0
5.1 5.2
5.3
AVDD CURRENT (mA)
AVDD SUPP
LY (V)
GA
IN =
0.2
GAIN = 0.4
GAIN = 0.8
GA
IN = 1
.6
GA
IN =
3.2
GAIN = 6.4
10516-130
Figure 31. AVDD Current vs. Supply, Internal Reference
10
11
12
13
14
15
4.7 4.8 4.9 5.0 5.1 5.2 5.3
AVDD CURRENT (mA)
AVDD SUPPLY (V)
GAIN = 0.2
GAIN = 0.4
GAIN = 0.8
GAIN = 1.6
GAIN = 3.2
GAIN = 6.4
10516-131
Figure 32. AVDD Current vs. Supply, External Reference
10
12
14
16
18
20
10
100 1000
AVDD CURRENT (mA)
THROUGHPUT (kSPS)
GAIN = 0.2
GAI
N =
0
.
4 G
A
I
N
=
0
.
8
GAIN = 1.6 GA
I
N =
3
.
2 G
A
I
N
=
6
.
4
10516-134
Figure 33. AVDD Current vs. Throughput, Internal Reference
9
11
10
12
13
14
15
10
100
1000
AVDD CURRENT (mA)
THROUGHPUT (kSPS)
GAIN = 0.2
GAIN = 0.4
GAIN = 0.8
GAIN = 1.6
GAIN = 3.2
GAIN = 6.4
10516-135
Figure 34. AVDD Current vs. Throughput, External Reference
0.5
1.5
2.5
3.5
4.5
1.0
2.0
3.0
4.0
10 100
1000
DVDD CURRENT (mA)
THROUGHPUT (kSPS)
GA
IN = 0
.2 GAIN = 0.4 GAIN = 0.8
GAI
N = 1.6 GAIN = 3.2 GAIN = 6.4
10516-136
Figure 35. DVDD Current vs. Throughput