TS4975 Datasheet, PDF (10/33 Pages) STMicroelectronics – Stereo Headphone Drive Amplifier with Digital Volume Control via IC Bus

Electrical Characteristics
Figure 14. THD+N versus frequency
TS4975
Figure 15. THD+N versus frequency
10
RL = 8Ω
Output mode 1 - 8
Single Ended
G = +2dB
1 ^{BW < 125kHz}
Tamb = 25°C
Vcc=2.5V
P=20mW
0.1
Vcc=3.3V
P=40mW
Vcc=5V
P=110mW
10
RL = 8Ω
Output mode 1 - 8
Single Ended
G = +18dB
1 ^{BW < 125kHz}
Tamb = 25°C
Vcc=2.5V
P=20mW
0.1
Vcc=3.3V
P=40mW
Vcc=5V
P=110mW
0.01
100
1000
Frequency (Hz)
10000
0.01
100
1000
Frequency (Hz)
10000
Figure 16. THD+N versus frequency
Figure 17. THD+N versus frequency
10
RL = 16Ω
Output mode 1 - 8
Single Ended
G = +2dB
1 BW < 125kHz
Tamb = 25°C
Vcc=2.5V
P=15mW
0.1
Vcc=3.3V
P=30mW
Vcc=5V
P=80mW
10
RL = 16Ω
Output mode 1 - 8
Single Ended
G = +18dB
1 BW < 125kHz
Tamb = 25°C
Vcc=2.5V
P=15mW
0.1
Vcc=3.3V
P=30mW
Vcc=5V
P=80mW
0.01
100
1000
Frequency (Hz)
10000
0.01
100
1000
Frequency (Hz)
10000
Figure 18. THD+N versus frequency
Figure 19. THD+N versus frequency
10
RL = 32Ω
Output mode 1 - 8
Single Ended
G = +2dB
1 BW < 125kHz
Tamb = 25°C
Vcc=2.5V
P=10mW
0.1
Vcc=3.3V
P=20mW
Vcc=5V
P=50mW
10
RL = 32Ω
Output mode 1 - 8
Single Ended
G = +18dB
1 BW < 125kHz
Tamb = 25°C
Vcc=2.5V
P=10mW
0.1
Vcc=3.3V
P=20mW
Vcc=5V
P=50mW
0.01
100
1000
Frequency (Hz)
10000
0.01
100
1000
Frequency (Hz)
10000
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