參數(shù)資料
型號: TS4998IQT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 1 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC16
封裝: 4 X 4 MM, ROHS COMPLIANT, QFN-16
文件頁數(shù): 8/33頁
文件大小: 488K
代理商: TS4998IQT
Electrical characteristics
TS4998
16/33
Figure 44.
SNR vs. power supply voltage
Figure 45.
SNR vs. power supply voltage
2.5
3.0
3.5
4.0
4.5
5.0
5.5
90
92
94
96
98
100
102
104
106
108
110
Unweighted filter (20Hz to 20kHz)
F = 1kHz
G = +6dB, RL = 8
Ω
THD + N < 0.5%
Tamb = 25
°C
S
ingna
lto
Noise
Ratio
(dB)
Supply Voltage (V)
2.5
3.0
3.5
4.0
4.5
5.0
5.5
90
92
94
96
98
100
102
104
106
108
110
Unweighted filter (20Hz to 20kHz)
F = 1kHz
G = +6dB, RL = 16
Ω
THD + N < 0.5%
Tamb = 25
°C
S
ingna
lto
Noise
Ratio
(dB)
Supply Voltage (V)
Figure 46.
Differential DC output voltage vs.
common mode input voltage
Figure 47.
Differential DC output voltage vs.
common mode input voltage
01
23
45
1E-3
0.01
0.1
1
10
100
1000 Vcc = 5V
G = +6dB
Tamb = 25
°C
|Voo|
(mV)
Common Mode Input Voltage (V)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
1E-3
0.01
0.1
1
10
100
1000
Vcc = 3.3V
G = +6dB
Tamb = 25
°C
|Voo|
(mV)
Common Mode Input Voltage (V)
Figure 48.
Differential DC output voltage vs.
common mode input voltage
Figure 49.
Current consumption vs. power
supply voltage
0.0
0.5
1.0
1.5
2.0
2.5
1E-3
0.01
0.1
1
10
100
1000
Vcc = 2.7V
G = +6dB
Tamb = 25
°C
|Voo|
(mV)
Common Mode Input Voltage (V)
0
1
2345
0
1
2
3
4
5
6
7
8
One channel active
No load
Tamb = 25
°C
C
u
rrent
C
ons
umption
(mA
)
Power Supply Voltage (V)
Both channels active
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