TDA7463D
DESCRIPTION
The TDA7463 is a volume tone (bass and treble) processor for quality audio applications in Low voltage supply portable systems. Bass ALC (Automatic Level Control) function can be adjusted by a dedicated pin. The control of all the functions is acplished by serial bus. BLOCK DIAGRAM
R5 5.6K C12 3.3n F 100n F C11
SO16
ORDERING NUMBER: TDA7463D
The AC signal setting is obtained by resistor networks and switches bined with operational amplifiers. Thanks to the used BIPOLAR/CMOS Technology, Low Distortion, Low Noise and DC stepping are obtained.
100n F C10
TREBLE-R
BASSI-R
BASSO-R
RB -63d B CONTROL TREBLE 50K BASS
C1 0.47µF IN-R
0/-10d B x1 x5 OUT-R
VS BASS_ALC CONTROL C2 0.47µF ALC R1 1MΩ SCL HALF_WAVE RECTIFIER + I2C BUS DECODER + LATCHES SDA R3 1KΩ
VS R4 1KΩ
I2C 1 2 3 4 VS DGND SCL SDA
C3 0.47µF IN-L 50K -63d B CONTROL TREBLE BASS 0/-10d B x5 x1
OUT-L
VREF
SUPPLY
VS C8 100n F
VS C9 100µF
D96AU482B
C4 3.3n F
TREBLE-L
BASSI-L C5 100n F
BASSO-L C6 100n...
