參數(shù)資料
型號(hào): TS4982IQT
廠商: STMICROELECTRONICS
元件分類: 音頻/視頻放大
英文描述: 2 W, 2 CHANNEL, AUDIO AMPLIFIER, QCC32
封裝: 5 X 5 MM, ROHS COMPLIANT, QFN-32
文件頁數(shù): 31/31頁
文件大?。?/td> 537K
代理商: TS4982IQT
TS4982
Electrical characteristics
Doc ID 14527 Rev 2
9/31
3.2
Electrical characteristic curves
Table 9.
Internal charge pump stage
Symbol
Parameter
Min.
Typ.
Max.
Unit
fosc
Internal frequency of charge pump across temperature
range
400
550
800
kHz
Table 10.
PC beep input stage, RIN =47kΩ, CIN =47nF
Symbol
Parameter
Min.
Typ.
Max.
Unit
Vbeep
Beep signal minimum amplitude
0.8
Vpp
fbeep
Beep signal minimum frequency
400
Hz
Table 11.
Index of graphics
Description
Figure
Current consumption vs. power supply voltage
Current consumption vs. standby voltage
3, 4
Power derating curves
Speaker output power vs. power supply
6, 7
Headphone output power vs. power supply
8, 9
Speaker output power vs. load resistance
Headphone output power vs. load resistance
THD+N vs. output power
THD+N vs. frequency
PSRR vs. frequency
Wake-up and standby time
Crosstalk vs. frequency
Channel isolation vs frequency
Total power dissipation vs. output power
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