參數(shù)資料
型號(hào): TDA7494
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 1 CHANNEL(S), VOLUME CONTROL CIRCUIT, ZFM15
封裝: MULTIWATT-15
文件頁(yè)數(shù): 11/12頁(yè)
文件大?。?/td> 183K
代理商: TDA7494
OFF
STBY MUTE
PLAY
STBY
OFF
MUTE
28
VS (V)
5
ST-BY
pin#9 (V)
5
MUTE
pin#10 (V)
INPUT
(mV)
VOUT
(V)
IQ
(mA)
D96AU531A
VSVR
pin#7(V)
2.5V
Turn ON/OFF Sequences (for optimising the POP performances)
A) USING MUTE AND STAND-BY FUNCTIONS
MUTE STAND-BY TRUTH TABLE
MUTE
ST-BY
OPERATING CONDITION
H
STANDBY
L
H
STANDBY
H
L
MUTE
L
PLAY
B) USING ONLY THE MUTE FUNCTION
To semplify the application, the stand-by pin can
be connected directly to Ground.
During the ON/OFF transitions we recommend to
respect the following conditions:
- At the turn-on the transition mute to play must
be made when the SVR pin is higher than
2.5V
- At the turn-off the TDA7494S must be brought
to mute from the play condition when the SVR
pin is higher than 2.5V.
TDA7494S
8/12
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