TDA7431 STMicroelectronics, TDA7431 Datasheet - Page 16

• Manufacturer Part Number: TDA7431
• Description: IC PROCESSOR AUDIO DGTL 42-SDIP
• Manufacturer: STMicroelectronics
• Type: Audio Processorr

Specifications of TDA7431

• Applications: Automotive Systems
• Mounting Type: Through Hole
• Package / Case: 42-SDIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7430 - TDA7431
Table 14. VOICE CANCELLER/INPUT/RECOUT L & R SELECTION
Table 15.
Figure 14. PINS: L-OUT, R-OUT, RECOUT-L,
16/23
BASS & MIDDLE
TREBLE
SURROUND & OUT CONTROL+ EFFECT CONTROL
SPEAKER/AUX ATTENUATION L &R
INPUT ATTENUATION + REAR SWITCH
NATURAL BASE
INPUT
MSB
D7
GND
V
RECOUT-R,
S
D6
0
0
1
1
100
D5
0
1
0
1
D4
0
0
1
1
D94AU204
20 A
D3
0
1
0
1
POWER ON RESET
D2
0
0
0
0
1
1
Figure 15. PIN: HP1
D1
1
0
0
1
0
1
2dB
0dB
OFF + FIX + MAX ATTENUATION
MUTE
MAX ATTENUATION + ON
OFF
IN1
HP2
LP1
LSB
D0
0
1
0
0
0
0
GND
V
S
D94AU198
INPUT MULTIPLEXER
VOICE CANCELER
VER 1 (3BAND)
VER 1 (3BAND)
VER 2 (SURR)
VER 3 (REAR)
VER 2 (SURR)
VER 3 (REAR)
REC OUT "R"
10K
60K
REC OUT "L"
OFF
ON
IN2
IN3
IN4
IN1
FIX
FIX