Sharp XL-3000 Service Manual download pdf (Page 45)

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XL-3000/3000C

IC401 VHiLC75342M-1: Function/Volume Equalizer (LC75342M)

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LVref

RVref

CCB

INTERFACE

CONTROL

CIRCUIT

LOGIC

CIRCUIT

CONTROL

CIRCUIT

ROUT

RBASS1

RBASS2

RTRE

RIN

RSEL0

L1L2L3L4 R1 R2 R3 R4

LOUT

LBASS2

LBASS1

LTRE

LIN

LSEL0

VSS CE DI CL VDD NCVref

NCNC

TEST

Figure 45 BLOCK DIAGRAM OF IC

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