Ic Data - Pioneer PD-7050 Service Manual

7,/S\T/4
1.1 PD3091A (Only for PD-7050 and PD-7050-S types)
^1 E
INT
GE
STBY |~4~j
XTAL Q T
EXTAL [ X
NUM [ j T
TIMER [ I T
A7 [ X
A6 D l
A5
CH
A4 Q T
A3 c n
A2 n±\
A1 QF
AO
rw\
B?
c n
B 6 c n
B5 Q9
B4 {W\
B3 CH
B2 Q 2
B1 Q f l
B O Q 2
C7/TX fir]
C6/Rx_[H;
C5/CK [77
C 4 CH]
C 3 CH
02(30^
C
1
CU
C0f32"
[641 G O
\W\ G1
H 3 G 2
I D G 3
"601 G4
( I I I G 5
"581 G6
"571 G7
"561 F7
M ] F6
tM3
F5
H3
F4
"5T1 F3
f f f l F 2
"50l F1
~49l FO
\W\ E7
"471 E6
[ M ] E 5
"451 E4
"441 E3
["431 E2
pOD E1
I D E O
"40l D7
"391 D6/rNT2
J 8 ] D5
[ I T I D4
"361 D3
[HI] D2
"341 D1
H I Vcc
( T o p v i e w )
Terminal description
No
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
SYMBOL
Vss
RES
_
STBY
XTAL
EXTAL
NUM
TIMER
A7
A6
A5
A4
A3
A2
A1
AO
B7
B6
B5
B4
B3
B2
B1
NAME
REST
SCOR
Not used
TEST
ALAT
ADAT
ACLK
SRES
XLT
Not used
Not used
CLMP
OPEN
INSD
SENS
CPCF
GFS
Not used
I/O
-
S
I
I
-
-
-
I
I
0
0
0
0
0
0
0
OPERATING DESCRIPTION I
GND
CPU RESET input RESET [RUN I
SUBCODE SYNC i n p u t ' [SYNC]
+ 5V (CPU Standby input) STAND BY I RUN I
Internal Clock Circuit input
Internal Clock Circuit input
GND (for manufacturer's use)
(Connected to SEMS)
TEST Mode Select input
Attenuation Level Latch Pulse output " ] RUN f~"
Attenuation Level data "T^TTTT! 3! 4 ! 5 ' • 6 • 7 •
. i ' i ,,i i -i—» » i.
Attenuation Level clock J I J T J I J T J T J T J ^
Key-Display Microcomputer RESET output RUN fRESET .
LSI Control Data RUN Pulse output " T & y M j ™ " " "
(OPEN)
(OPEN)
Disc CLAMPed S W input CLAMP 1 NOT
Disc Tray OPENed S W input OPEN | NOT
Slider Inside SW input JNSIDE|NOT
LSI Operating Status Multi-Mode input
SUBCODE O-CRC Result input N G f O K
FRAME SYNC Lock input NGlLOCK
Connected to GND
2