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TS4994IST Datasheet(Folha de dados) 11 Page - STMicroelectronics

Nome de Peças. TS4994IST
descrição  1W Differential Input/Output Audio Power Amplifier with Selectable Standby
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Fbricantes  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
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 11 page
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Electrical Characteristics
TS4994
11/31
Figure 27. PSRR vs. frequency
Figure 28. PSRR vs. frequency
Figure 29. PSRR vs. frequency
Figure 30. PSRR vs. frequency
Figure 31. PSRR vs. common mode input
voltage
Figure 32. PSRR vs. common mode input
voltage
100
1000
10000
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0.1
µF
Cb=1
µF
Cb=0
20k
20
Cb=0.47
µF
Vcc = 2.6V
Vripple = 200mVpp
Inputs = Grounded
Av = 2.5, Cin = 4.7
µF
RL
≥ 8Ω
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0.1
µF
Cb=1
µF
Cb=0
20k
20
Cb=0.47
µF
Vcc = 5V
Vripple = 200mVpp
Inputs = Floating
Rfeed = 20k
RL
≥ 8Ω
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0.1
µF
Cb=1
µF
Cb=0
20k
20
Cb=0.47
µF
Vcc = 3.3V
Vripple = 200mVpp
Inputs = Floating
Rfeed = 20k
RL
≥ 8Ω
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=0.1
µF
Cb=1
µF
Cb=0
20k
20
Cb=0.47
µF
Vcc = 2.6V
Vripple = 200mVpp
Inputs = Floating
Rfeed = 20k
RL
≥ 8Ω
Tamb = 25
°C
Frequency (Hz)
012
345
-100
-80
-60
-40
-20
0
Cb=1
µF
Cb=0.47
µF
Cb=0.1
µF
Cb=0
Vcc = 5V
Vripple = 200mVpp
Inputs Grounded
F = 217Hz
Av = 1
RL
≥ 8Ω
Tamb = 25
°C
Common Mode Input Voltage (V)
0.0
0.6
1.2
1.8
2.4
3.0
-100
-80
-60
-40
-20
0
Cb=1
µF
Cb=0.47
µF
Cb=0.1
µF
Cb=0
Vcc = 3.3V
Vripple = 200mVpp
Inputs Grounded
F = 217Hz
Av = 1
RL
≥ 8Ω
Tamb = 25
°C
Common Mode Input Voltage (V)




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