BLOCK DIAGRAM

RAM-1(64K)

MN4464-08L-1

 

KC0~KC7

Key Touch

D0~D7

 

LSI

 

 

 

Keyboard

 

 

Address Bus

 

 

 

 

SI0~SI7

HG52E35P

 

 

FI0~FI7

 

 

 

 

 

 

ROM(16M)

RA0~RA19

LSI-S

 

TC5316200CP-C079

 

HG51A115A01FD

 

RD0~RD15

 

 

 

 

7-Segment

LO0~LO4

 

LED

 

 

 

 

 

La

 

LED driver

 

~Lp

 

BA612

 

 

 

KO0~4

 

CPU

 

KO0~KO5

 

 

 

 

HD6433298A16P

Buttons

 

(H8/329)

 

KI1~KI7

 

 

 

 

 

 

VDD

 

MIDI

 

100K

 

OUT IN

 

Power Switch

 

EA0~EA12

 

RAM-2(64K)

 

 

 

 

 

MN4464-08L-2

 

ED0~ED7

 

 

 

WCK1 SLOP BCK

D/A Converter µPD6376CX

Filter

 

Filter

 

 

 

Main

Volume

Power Amplifier

LA4598

Output

Speakers

— 2 —

Page 4
Image 4
Casio CTK-650 manual Block Diagram