1-58 (No.49831)
4.23 TDA7404D-X (IC151,251) : Car radio signal processor
• Pin layout
• Block diagram
1
14
28
15
MIX
Gain/Auto Zero
Mixing Stage
Loudness
V
olume
Soft Mute
T
reble
Bass
Input Multiplexer
Mono/Beep
Beep
Supply
Digital Control I C-Bus
Zero Cross
Mono Fader
Mono Fader
Mono Fader
Mono Fader
Mono Fader
Mono Fader
2
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