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参数资料
| 型号： | TS4604IPT |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 0.065 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO28 |
| 封装： | 0.65 MM PITCH, ROHS COMPLIANT, TSSOP-28 |
| 文件页数： | 7/31页 |
| 文件大小： | 644K |
| 代理商： | TS4604IPT |
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TS4604
Characteristics of the headset driver
Doc ID 17913 Rev 1
15/31
Figure 36.
THD+N vs. frequency
(RL = 16 Ω, G = 20 dB)
Figure 37.
THD+N vs. frequency
(RL = 32 Ω, G = 0 dB)
Figure 38.
THD+N vs. frequency
(RL = 32 Ω, G = 20 dB)
Figure 39.
CMRR vs. frequency (headset)
100
1000
10000
1E-3
0.01
0.1
1
Po=1mW
Po=15mW
RL = 16
Ω
Vcc = 3.0V to 4.8V
G = 20dB, Inputs = 0
° & 180°
Bw < 20kHz, Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
100
1000
10000
1E-3
0.01
0.1
1
Po=1mW
Po=10mW
RL = 32
Ω
Vcc = 3.0V to 4.8V
G = 0dB, Inputs = 0
° & 180°
Bw < 20kHz, Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
100
1000
10000
1E-3
0.01
0.1
1
Po=1mW
Po=10mW
RL = 32
Ω
Vcc = 3.0V to 4.8V
G = 20dB, Inputs = 0
° & 180°
Bw < 20kHz, Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
100
1000
10000
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
G=0dB
20k
20
G=20dB
ΔVic = 200mVpp
Vcc = 3.3V
RL
≥ 16Ω
Tamb = 25
°C
CM
RR
(
d
B)
Frequency (Hz)
Figure 40.
PSSR vs. frequency (headset)
Figure 41.
Crosstalk vs. frequency
(left to right, Pout = 50 mW)
100
1000
10000
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
G=0dB
G=20dB
20k
20
Vripple = 200mVpp
Vcc = 3.3V
Inputs = grounded
RL
≥ 16Ω
Tamb = 25
°C
PSRR
(
d
B)
Frequency (Hz)
100
1000
10000
-150
-140
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
Left to Right
20k
20
Right to Left
Vcc = 3.3V
Pout = 50mW, G=0dB
RL = 16
Ω
Tamb = 25
°C
Cr
osst
al
k
(
d
B)
Frequency (Hz)
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