Datasheet

Data Sheet ADAS3023
Figure 25. SNR vs. Temperature
Figure 26. THD vs. Temperature
Figure 27. Normalized Offset Error Drift, PGIA GAin = 0.2
Figure 28. Normalized Offset Error Drift, PGIA Gain = 0.4
Figure 29. Normalized Offset Error Drift, PGIA Gain = 0.8
Figure 30. Normalized Offset Error Drift, PGIA Gain = 1.6
80
100
98
96
94
92
90
88
86
84
82
–60 –50 –40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
100 110 120 130
SNR (dB)
TEMPERATURE (°C)
10942-111
CH1, PGIA GAIN = 0.4, f
S
= 500kSPS
CH2, PGIA GAIN = 0.8, f
S
= 250kSPS
CH5, PGIA GAIN = 0.8, f
S
= 125kSPS
CH3, PGIA GAIN = 1.6, f
S
= 167kSPS
–120
–80
–85
–90
–95
–100
–105
–110
–115
–60 –50 –40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
100 110 120 130
THD (dB)
TEMPERATURE (°C)
10942-112
CH1, PGIA GAIN = 0.4, f
S
= 500kSPS
CH2, PGIA GAIN = 0.8, f
S
= 250kSPS
CH5, PGIA GAIN = 0.8,
f
S
= 125kSPS
CH3, PGIA GAIN = 1.6, f
S
= 167kSPS
–60 –50 –40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
100 110 120 130
NORMALIZED OFFSET ERROR DRIFT (LSB)
TEMPERATURE (°C)
10942-121
–5
–4
–3
–2
–1
0
1
2
3
4
5
PGIA GAIN = 0.2
EXTERNAL REFERENCE
f
S
= 125kSPS
T
A
= 25°C
CH0
CH4
CH1
CH5
CH2
CH6
CH3
CH7
–60 –50 –40 –30 –20 –10
0
10
20 30 40 50 60 70 80 90
100 110 120 130
NORMALIZED OFFSET ERROR DRIFT (LSB)
TEMPERATURE (°C)
10942-122
–5
–4
–3
–2
–1
0
1
2
3
4
5
PGIA GAIN = 0.4
EXTERNAL REFERENCE
f
S
= 125kSPS
T
A
= 25°C
CH0
CH4
CH1
CH5
CH2
CH6
CH3
CH7
–60 –50 –40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
100 110 120 130
NORMALIZED OFFSET ERROR DRIFT (LSB)
TEMPERATURE (°C)
10942-123
–5
–4
–3
–2
–1
0
1
2
3
4
5
PGIA GAIN = 0.8
EXTERNAL REFERENCE
f
S
= 125kSPS
T
A
= 25°C
CH0
CH4
CH1
CH5
CH2
CH6
CH3
CH7
–60 –50 –40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
100 110 120 130
NORMALIZED OFFSET ERROR DRIFT (LSB)
TEMPERATURE (°C)
10942-124
–10
–8
–6
–4
–2
0
2
4
6
8
10
PGIA GAIN = 1.6
EXTERNAL REFERENCE
f
S
= 125kSPS
T
A
= 25°C
CH0
CH4
CH1
CH5
CH2
CH6
CH3
CH7
Rev. 0 | Page 15 of 32