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TS4994IQT Datasheet(PDF) 17 Page - STMicroelectronics

Part # TS4994IQT
Description  1W Differential Input/Output Audio Power Amplifier with Selectable Standby
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4994IQT Datasheet(HTML) 17 Page - STMicroelectronics

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Electrical Characteristics
TS4994
17/31
Figure 63. THD+N vs. frequency
Figure 64. THD+N vs. frequency
Figure 65. THD+N vs. frequency
Figure 66. THD+N vs. frequency
Figure 67. SNR vs. power supply voltage with
unweighted filter
Figure 68. SNR vs. power supply voltage with
a weighted filter
100
1000
10000
0.01
0.1
1
10
Vcc=2.6V, Po=225mW
Vcc=5V, Po=850mW
RL = 8
Ω
Av = 7.5
Cb = 1
µF
Bw < 125kHz
Tamb = 25
°C
20k
20
Frequency (Hz)
100
1000
10000
0.01
0.1
1
10
Vcc=2.6V, Po=225mW
Vcc=5V, Po=850mW
RL = 8
Ω
Av = 7.5
Cb = 0
Bw < 125kHz
Tamb = 25
°C
20k
20
Frequency (Hz)
100
1000
10000
1E-3
0.01
0.1
1
10
Vcc=2.6V, Po=155mW
Vcc=5V, Po=600mW
RL = 16
Ω
Av = 1
Cb = 1
µF
Bw < 125kHz
Tamb = 25
°C
20k
20
Frequency (Hz)
100
1000
10000
1E-3
0.01
0.1
1
10
Vcc=2.6V, Po=155mW
Vcc=5V, Po=600mW
RL = 16
Ω
Av = 7.5
Cb = 1
µF
Bw < 125kHz
Tamb = 25
°C
20k
20
Frequency (Hz)
2.5
3.0
3.5
4.0
4.5
5.0
80
85
90
95
100
105
110
Av = 2.5
Cb = 1
µF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=8
Ω
Power Supply Voltage (V)
2.5
3.0
3.5
4.0
4.5
5.0
80
85
90
95
100
105
110
Av = 2.5
Cb = 1
µF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=8
Ω
Power Supply Voltage (V)


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