Datasheet

Typical Performance Characteristics–AD7470/AD7472
THROUGHPUT (kHz)
8
4
0
50 300
POWER (mW)
1500130011001000800600
7
3
6
2
5
1
5V
3V
TPC 1. Power vs. Throughput (Mode 1 @ 5 V and 3 V)
THROUGHPUT (kHz)
4
0
50 100
POWER (mW)
750700650600300200
7
3
6
2
5
1
150 350250 400 450 500 550
5V
3V
TPC 2. Power vs. Throughput (Mode 2 @ 5 V and 3 V)
CODE
1.0
0
–1.0
0
INL ERROR (LSB)
4096
–0.8
358430722560204815361024512
–0.6
–0.4
–0.2
0.2
0.4
0.6
0.8
TPC 3. Typical INL for 2.75 V @ 25 ° C
CODE
1.0
0
–1.0
0
DNL ERROR (LSB)
4096
–0.8
358430722560204815361024512
–0.6
–0.4
–0.2
0.2
0.4
0.6
0.8
TPC 4. Typical DNL for 2.75 V @ 25 ° C
INPUT FREQUENCY (kHz)
72
62
52
10
SNR + D (dB)
2000
54
100050020010050
56
58
60
64
66
68
70
AD7472 5V
AD7472 3V
AD7470 5V
AD7470 3V
TPC 5. Typical SNR + D vs. Input Tone
INPUT FREQUENCY (kHz)
90
75
50
10
THD (dB)
2000
55
100050020010050
60
65
70
80
85
AD7472 5V
AD7472 3V
AD7470 5V
AD7470 3V
TPC 6. Typical THD vs. Input Tone