TS4855_04 Datasheet, PDF (12/27 Pages) STMicroelectronics – LOUDSPEAKER & HEADSET DRIVER WITH VOLUME CONTROL

TS4855
Figure 13: Spkout THD+N vs. frequency
(Output modes 1, 3, 5, 7)
10
RL = 8Ω
BW < 125kHz
Tamb = 25°C
1
Vcc=5V
P=800mW
Vcc=3V
P=250mW
0.1
100
1000
Frequency (Hz)
10000
Figure 14: Spout THD+N vs. frequency
(Output modes 1, 3, 5, 7)
10
RL = 16Ω
BW < 125kHz
Tamb = 25°C
1
Vcc=5V
P=500mW
Vcc=3V
P=180mW
0.1
0.01
100
1000
Frequency (Hz)
10000
Figure 15: HDout THD+N vs. frequency
(Output modes 2, 3 G=+6dB)
10
RL = 16Ω
G=+6dB
BW < 125kHz
Tamb = 25°C
1
Vcc=3V, P=50mW
0.1
Vcc=5V, P=150mW
0.01
100
12/27
1000
Frequency (Hz)
10000
Electrical Characteristics
Figure 16: HDout THD+N vs. Frequency
(Output modes 2, 3 G=+6dB)
10
RL = 32Ω
G=+6dB
BW < 125kHz
Tamb = 25°C
1
Vcc=3V, P=25mW
0.1
Vcc=5V, P=75mW
0.01
100
1000
Frequency (Hz)
10000
Figure 17: HDout THD+N vs. frequency
(Output modes 4, 5 G=+12dB)
10
RL = 16Ω
G=+12dB
BW < 125kHz
Tamb = 25°C
1
Vcc=3V
P=50mW
0.1
Vcc=5V
P=150mW
0.01
100
1000
Frequency (Hz)
10000
Figure 18: HDout THD+N vs. frequency
(Output modes 4, 5 G=+12dB)
10
RL = 32Ω
G=+12dB
BW < 125kHz
Tamb = 25°C
1
Vcc=3V
P=25mW
0.1
0.01
100
Vcc=5V
P=75mW
1000
Frequency (Hz)
10000