TDA749313TR Datasheet, PDF (21/30 Pages) STMicroelectronics – 3-watt 3-watt dual BTL class-D audio amplifier

TDA7493
Electrical characterization curves
Figure 18. THD vs frequency at 1 W
10
THD
5
(%)
2
1
0.5
0.2
0.1
0.05
0.02
0.01
0.005
0.002
0.001
20
50
100
200
500
1k
2k
Frequency
5k
10k 20k
Figure 19. Output frequency response at 1 W
+2
Ampl
(dB) ⁺¹
-0
-1
-2
-3
-4
-5
20
50
100
200
500
1k
2k
5k
10k
20k
50k
Frequency (Hz)
Figure 20. Crosstalk vs frequency at 1 W
+0
Crosstalk
-10
(dB)
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
20
TT
TT
T
T
50
100
200
500
1k
2k
Frequency (Hz)
5k
10k 20k
Doc ID 14570 Rev 6
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