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Pin No.
Terminal
output
Name
Output
a
SCOR
input
9
LD ON
10
SYCLK
CNTR
Input
12
SUBQ
input
13
DRD
14
15
16
Output
17
MSD
O u t p u t
MLA
19
MCK
PLAY
Input
21
IN
Input
22
OUT
O u t p u t
OUT
24
MUTE
Output
PU IN
25
Input
26
SC IN
input
SC OUT
28
XC IN
Input
X C O U T
30
Input
31
O u t p u t
32
v s s
33
VDD
Input
35
RESET
Input
36
CNVSS
Input
37
AVSS
AVDD
39
VREF
40, 41
KO, Kl
Input
42
Output
43-53
54
s13
5 5 5 6
COM 3
COM 2-O
61-63
64
S16
O u t p u t
In this unit, the terminal with asterisked mark (*) is (open) terminal which is not connected to the outside.
FUNCTION TABLE OF IC
LCD segment output
Sub-code Q data frame sync
Laser diode control
Frame cycle status
Data input from servo IC
Sub-code Q data input
Jump control signal
Serial data output
Latch for serial data
Clock for serial data
Play start from external
CD synchro mode input
CD synchro mode output
CD svnchro mode outout
Audio muting control
Innermost position detection signal
Innermost position=0
Servo control
Clock signal
Clock signal
Clock signal
Ground
Power supply for micro-computer 5 V
Terminal for externally connecting capacitor
Reset input
Connect to earth
Earth for A-D commutator
Power supply for A-D commutator
Reference voltage for A-D commutator
KEY scan input
LCD segment output
LCD segment output
LCD segment output
LCD segment output
LCD common outout
LCD
c o m m o n o u t p u t
LCD
s e g m e n t o u t p u t
Function
1
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