ADAU1701
TYPICAL PERFORMANCE CHARACTERISTICS
ADC Decimation filter Passband Ripple, Fs = 48KHz
0.2
10
0
0.15
-10
0.1
-20
-30
-40
dB
0
dB
-50
-0.05
-60
-70
-80
-0.15
-90
-0.2
-100
Preliminary Technical Data
DAC Total response, Fs = 48KHz
0.05
-0.1
0
0.2
0.4
0.6
0.8
1
1.2
Frequency
1.4
1.6
1.8
2
2.2
x 10
4
0
0.2
0.4
0.6
0.8
1
Frequency
1.2
1.4
1.6
1.8
x 10
2
5
Figure 2. ADC Passband Filter Response, fs=48 kHz
ADC Decimation filter Total Response, Fs = 48KHz
10
0
-10
-20
-30
-40
dB
-50
-60
-70
-80
-90
-100
Figure 5. DAC Stopband Filter Response, fs=48 kHz
0
0.5
1
1.5
2
2.5
Frequency
3
3.5
4
4.5
x 10
4
Figure 3. ADC Stopband Filter Response, fs=48 kHz
DAC Passband response, Fs = 48KHz
0.1
Figure 6. ADC frequency response with 1 kHz, -60 dBFS input
0.08
0.06
0.04
0.02
dB
0
-0.02
-0.04
-0.06
-0.08
-0.1
0
0.5
1
Frequency
1.5
2
x 10
4
Figure 7. ADC frequency response with 1 kHz, 0 dBFS input
Figure 4. DAC Passband Filter Response, fs=48 kHz
Rev. PrF | Page 8 of 43