TDA7430 Datasheet, PDF (15/21 Pages) STMicroelectronics – DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX AND VOICE CANCELLER

TDA7430 - TDA7431
VOICE CANCELLER/INPUT/RECOUT L & R SELECTION
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
VOICE CANCELLER
0
OFF
1
ON
INPUT MULTIPLEXER
0
0
IN2
0
1
IN3
1
0
IN4
1
1
IN1
REC OUT ”L”
0
0
VER 1 (3BAND)
0
1
VER 2 (SURR)
1
0
VER 3 (REAR)
1
1
FIX
REC OUT ”R”
0
0
VER 1 (3BAND)
0
1
VER 2 (SURR)
1
0
VER 3 (REAR)
1
1
FIX
POWER ON RESET
BASS & MIDDLE
TREBLE
SURROUND & OUT CONTROL+ EFFECT CONTROL
SPEAKER/RECORD ATTENUATION L &R
INPUT ATTENUATION + REARN SWITCH
NATURAL BASE
VOICE CANCELER
INPUT
2dB
0dB
OFF + FIX + MAX ATTENUATION
MUTE
MAX ATTENUATION + ON
OFF
OFF
IN1
PIN: L-OUT, R-OUT, RECOUT-L, RECOUT-R
V_S
100Ω
GND
20µA
D94AU204
15/21