Texas Instruments DEM-DAI3793A User Manual
www.ti.com
5.4.4.2
D/A Spectrum
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
Amplitude(dB)
AMPLITUDE vs FREQUENCY
0
5
10
15
20
Frequency (kHz)
BPZ (Zero Data) Input
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
Amplitude(dB)
AMPLITUDE vs FREQUENCY
0
5
10
15
20
Frequency (kHz)
-60dB Input
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
Amplitude(dB)
AMPLITUDE vs FREQUENCY
0
5
10
15
20
Frequency (kHz)
0dB Input
0
20
40
60
80
100
120
140
-
-
-
-
-
-
-
Amplitude(dB)
AMPLITUDE vs FREQUENCY
Wide Range to 130kHz
0
20
40
60
80
100
120
Frequency (kHz)
BPZ (Zero Data) Input
Measurements for Dynamic Characteristics
Measurement path: 01.Line Output and Headphone Output
csv file: 01_DAC_Line_Output_and_Headphone_Output.csv
csv file: 01_DAC_Line_Output_and_Headphone_Output.csv
Note that an unweighted filter and an AES17 bandwidth of 22Hz to 20kHz should be set to obtain precise
spectrum results.
spectrum results.
Figure 5-11. D/A Amplitude vs Frequency
Figure 5-12. D/A Amplitude vs Frequency
Result: BPZ (Zero Data) Input
Result: –60dB Input
Figure 5-13. D/A Amplitude vs Frequency
Figure 5-14. D/A Amplitude vs Frequency
Result: Wide Range to 130kHz, BPZ (Zero
Result: 0dB Input
Data) Input
See
:
for a signal flow block diagram.
Evaluation and Measurements
60
SBAU127 – July 2007