TS4994EIKJT STMICROELECTRONICS [STMicroelectronics], TS4994EIKJT Datasheet - Page 13

• Manufacturer Part Number: TS4994EIKJT
• Description: 1.2 W differential input/output audio power amplifier with selectable standby
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

TS4994FC
Figure 32. PSRR vs. common mode input
Figure 34. CMRR vs. frequency
Figure 36. CMRR vs. frequency
-100
-100
-110
-120
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-20
-40
-60
-80
0
0
0
0.0
20
20
Vcc = 5V
Vic = 200mVpp
Av = 2.5, Cin = 470 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 3.3V
Vic = 200mVpp
Av = 1, Cin = 470 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 2.5V
Vripple = 200mVpp
Inputs Grounded
F = 217Hz
Av = 1
RL ≥ 8 Ω
Tamb = 25 ° C
voltage
0.5
100
100
Common Mode Input Voltage (V)
1.0
Frequency (Hz)
Frequency (Hz)
Cb=0
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
Cb=0
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
Cb=0
1000
1000
1.5
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
2.0
10000
10000
2.5
20k
20k
Figure 33. CMRR vs. frequency
Figure 35. CMRR vs. frequency
Figure 37. CMRR vs. frequency
-100
-110
-120
-100
-110
-120
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
20
20
20
Vcc = 2.6V
Vic = 200mVpp
Av = 1, Cin = 470 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 3.3V
Vic = 200mVpp
Av = 2.5, Cin = 470 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
Vcc = 5V
Vic = 200mVpp
Av = 1, Cin = 470 μ F
RL ≥ 8 Ω
Tamb = 25 ° C
100
100
100
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
Electrical characteristics
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
Cb=0
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
Cb=0
Cb=1 μ F
Cb=0.47 μ F
Cb=0.1 μ F
Cb=0
1000
1000
1000
10000
10000
10000
20k
20k
20k
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