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TS4855 数据表(PDF) 14 Page - STMicroelectronics

部件名 TS4855
功能描述  LOUDSPEAKER & HEADSET DRIVER WITH VOLUME CONTROL
PDF  27 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TS4855 数据表(HTML) 14 Page - STMicroelectronics

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TS4855
Electrical Characteristics
14/27
Figure 25: Headphone output power vs. load
resistance (Output modes 2, 3, 4, 5, 6, 7)
Figure 26: Headphone output power vs. load
resistance (Output modes 2, 3, 4, 5, 6, 7)
Figure 27: Spkout PSRR vs. frequency
(Output modes 1, 3, 5, 7 input grounded)
Figure 28: Spkout PSRR vs. frequency
(Output modes 2, 4, 6 input grounded)
Figure 29: HDout PSRR vs. frequency
(Output modes 2, 3 input grounded)
Figure 30: HDout PSRR vs. frequency
(Output modes 2, 3 input grounded)
16
20
24
28
32
36
40
44
48
0
50
100
150
200
250
300
350
THD+N=10%
Vcc = 5V
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Load Resistance (Ohm)
16
20
24
28
32
36
40
44
48
0
20
40
60
80
100
THD+N=10%
Vcc = 3V
F = 1kHz
BW < 125kHz
Tamb = 25
°C
THD+N=1%
Load Resistance (Ohm)
100
1000
10000
100000
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Vcc=5V
Vcc=3V
Ouput mode 1, 3, 5, 7
RL = 8
Ω
Vripple=0.2Vpp
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
100000
-80
-70
-60
-50
-40
-30
-20
-10
0
Vcc=5V
Vcc=3V
Ouput mode 2, 4, 6
RL = 8
Ω
Vripple=0.2Vpp
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
100000
-70
-60
-50
-40
-30
-20
-10
0
G=0dB
G=+3dB
G=-40.5dB
G=-18dB
G=-6dB
G=+6dB
Output mode 2, 3
Vcc=+5V
RL = 32
Ω
Vripple=0.2Vpp
Tamb = 25
°C
Frequency (Hz)
100
1000
10000
100000
-60
-50
-40
-30
-20
-10
0
G=0dB
G=+3dB
G=-40.5dB
G=-18dB
G=-6dB
G=+6dB
Output mode 2, 3
Vcc=+3V
RL = 32
Ω
Vripple=0.2Vpp
Tamb = 25
°C
Frequency (Hz)



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