LC75421

Manufacturer Part NumberLC75421
DescriptionElectronic Volume Controller for Cars
ManufacturerSanyo Semiconductor Corporation
LC75421 datasheet
 


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Treble/Bass/Super Bass Band Block Equivalent Circuit Diagram
From
Volume
Block
SW1
Same for right channel
Unit: (Resistance: )
LTRE
Total = 56.084 k
Total = 66.6 k
LSB
During boost, SW1 and SW3 are ON, during cut, SW2 and SW4 are ON,
when 0 dB, 0 dB SW and SW2 and SW3 are ON.
LC75421M
SW3
SW2
SW4
LBASS1
LOUT
SW3
SW2
SW1
SW4
Total = 45.084 k
LBASS2
Same for right channel
Units: (Resistance: )
No. 6866-13/24