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STA559BWQS Datasheet(PDF) 21 Page - STMicroelectronics

Part # STA559BWQS
Description  5-V, 2-A, 2.1-channel high-efficiency digital audio system with QSound QHD
PDF  66 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA559BWQS Datasheet(HTML) 21 Page - STMicroelectronics

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STA559BWQS
Electrical specifications
21/66
Figure 17. PSSR
Figure 18. Channel separation stereo DDX
mode (RL = 2 Ω)
Figure 19. Channel separation stereo S.E.
mode (RL = 2 Ω)
Figure 20. Channel separation stereo S.E.
mode (RL = 4 Ω)
Figure 21. FFT 0 dBFS stereo DDX mode
Figure 22. FFT -60 dBFS stereo DDX mode
8ohm
4ohm
6ohm
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
20
200
30
40
50
60
70
80
90 100
Frequency Hz
T
T
dBr
Vcc = 5V
Po = 1W
dBr
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
20
20k
50
100
200
500
1k
2k
5k
10k
Frequency (Hz)
Stereo DDX Mode
Vcc= 5v, Rl=4
Ώ
Po = 1W
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBr A
20
20k
50
100
200
500
1k
2k
5k
10k
Frequency (Hz)
Stereo S.E. Mode
Rl = 2
Ώ,Vcc=5V
Po = 1W
-100
+10
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
dBr A
20
20k
50
100
200
500
1k
2k
5k
10k
Frequency (Hz)
Stereo S.E. Mode
Rl = 4
Ώ,Vcc=5V
Po = 1W
-150
+10
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
20
20k
50
100
200
500
1k
2k
5k
10k
Stereo DDX Mode
Vcc=5V, Rl=4
Ώ
f = 1KHz
dBr A
Frequency (Hz)
dBr A
Frequency (Hz)
-150
+10
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
+0
20
20k
50
100
200
500
1k
2k
5k
10k
Stereo DDX Mode
Vcc=5V, Rl=4
Ώ
f = 1KHz



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