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TS4994 数据表(PDF) 13 Page - STMicroelectronics

部件名 TS4994
功能描述  1W Differential Input/Output Audio Power Amplifier with Selectable Standby
PDF  31 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4994 数据表(HTML) 13 Page - STMicroelectronics

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Electrical Characteristics
TS4994
13/31
Figure 39. CMRR vs. frequency
Figure 40. CMRR vs. common mode input
voltage
Figure 41. CMRR vs. common mode input
voltage
Figure 42. THD+N vs. output power
Figure 43. THD+N vs. output power
Figure 44. THD+N vs. output power
100
1000
10000
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Cb=1
µF
Cb=0.47
µF
Cb=0.1
µF
Cb=0
20k
20
Vcc = 2.6V
Vic = 200mVpp
Av = 2.5, Cin = 470
µF
RL
≥ 8Ω
Tamb = 25
°C
Frequency (Hz)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-100
-80
-60
-40
-20
0
Vcc=3.3V
Vcc=2.5V
Vcc=5V
Vic = 200mVpp
F = 217Hz
Av = 1, Cb = 1
µF
RL
≥ 8Ω
Tamb = 25
°C
Common Mode Input Voltage (V)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-100
-80
-60
-40
-20
0
Vcc=3.3V
Vcc=2.5V
Vcc=5V
Vic = 200mVpp
F = 217Hz
Av = 1, Cb = 0
RL
≥ 8Ω
Tamb = 25
°C
Common Mode Input Voltage (V)
1E-3
0.01
0.1
1
1E-3
0.01
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.6V
RL = 8
Ω
F = 20Hz
Av = 1
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Output Power (W)
1E-3
0.01
0.1
1
1E-3
0.01
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.6V
RL = 8
Ω
F = 20Hz
Av = 2.5
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Output Power (W)
1E-3
0.01
0.1
1
0.01
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.6V
RL = 8
Ω
F = 20Hz
Av = 7.5
Cb = 1
µF
BW < 125kHz
Tamb = 25
°C
Output Power (W)



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