TS4604 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
TS4604
STMicroelectronics
'TS4604' PDF : 31 Pages View PDF
Characteristics of the headset driver
TS4604
Figure 18.
180
160
140
120
Output power vs. power supply
(RL = 32 Ω, G = 0 dB)
THD+N=10%
RL = 32Ω, F=1kHz
G=0dB, 0° & 180°
BW<30kHz, Ta=25 C
Headset Driver
100
Figure 19.
180
160
140
120
100
Output power vs. power supply
(RL = 32 Ω, G = 20 dB)
THD+N=10%
RL = 32Ω, F=1kHz
G=20dB, 0° & 180°
BW<30kHz, Ta=25 C
Headset Driver
80
80
60
60
40
THD+N=1%
20
40
20
THD+N=1%
0
3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8
Power Supply Voltage Vcc (V)
0
3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8
Power Supply Voltage Vcc (V)
Figure 20. THD+N vs. output power
(RL = 16 Ω, G = 20 dB, VCC = 3.0 V
inputs in-phase)
Figure 21. THD+N vs. output power
(RL = 16 Ω, G = 0 dB, VCC = 3.0 V
inputs in-phase)
10
RL = 16Ω
Vcc = 3.0V, G = 20dB
1
Inputs = 0°
BW < 30kHz, Tamb = 25°C
10
RL = 16Ω
Vcc = 3.0V, G = 0dB
Inputs = 0°
1
BW < 30kHz, Tamb = 25°C
0.1
0.01
1E-3
0.1
F=8kHz
F=80Hz
1
10
Output Power (mW)
F=1kHz
100
0.1
0.01
1E-3
0.1
F=8kHz
F=1kHz
F=80Hz
1
10
Output Power (mW)
100
Figure 22. THD+N vs. output power
(RL = 16 Ω, G = 0 dB, VCC = 3.3 V
inputs out-of-phase)
10
RL = 16Ω
Vcc = 3.0V, G = 0dB
Inputs = 180°
1
BW < 30kHz, Tamb = 25°C
Figure 23. THD+N vs. output power
(RL = 16 Ω, G = 20 dB, VCC = 3.3 V
inputs in-phase)
10
RL = 16Ω
Vcc = 3.3V, G = 20dB
1
Inputs = 0°
BW < 30kHz, Tamb = 25°C
0.1
0.01
1E-3
0.1
F=8kHz
F=1kHz
F=80Hz
1
10
100
Output Power (mW)
0.1
0.01
1E-3
0.1
F=8kHz
F=80Hz
1
10
Output Power (mW)
F=1kHz
100
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Doc ID 17913 Rev 1
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