Pdr-04, Efm encoder biock diagram – Pioneer PDR-04 User Manual
Page 88
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PDR-04
I
LM1972M (ALC BOARD ASSY : IC2001)
2-CHANNEL 78dB AUDIO ATTENUATOR WITH MUTE
Pin Arrangement (Top view)
• Pin Function
GND AC 1
•
20
OLITI 2
19
GND1 3
18
INI 4
17
GND AC 5
16
GND AC 6
15
Vss2 7
14
LOGIC GND 1 8
13
CLOCK [T
12
LOAD/SHIFT [l£
11
QND2
Vssi
OUT 2
GNDAC
VDD2
GNDAC
VDD1
DATA_OUT
11
DATA.IN
Pin No.
Pin Name
Function
1
GND AC
Ground
2
OUT1
Signal output (L ch)
3
GND1
Signal ground
4
INI
Signal input (L ch)
5
GND AC
Ground
6
GND AC
Ground
7
VSS2
- 5V power supply
8
LOGIC GND
Logic ground
9
CLOCK
Signal clock
10
LOAD/SHIFT
Load/Shift Input
11
DATA-IN
Data input
12
DATA-OUT
Data output
13
VDD1
Power supply
14
G N D A C
Ground
15
VDD2
+5V power supply
16
GND AC
Ground
17
OUT2
Signal output (R ch)
18
VSS1
Power supply
19
GND2
Signal ground
20
IN2
Signal input (R ch)
I
LC89585 (AUDIO DIGITAL BOARD ASSY: IC301)
EFM ENCODER
Biock Diagram
DITOUT
DACDATA,
DACBCK,
DACLRCK
A9-0.DO4-1.
OE.Wff
DACCKOUT
• ENCCKOUT
ENCPCO.
ENCLPFl,
■ ENCLPFO.
ENCERR
ENCVCOIN.
ENCCK,
RFDET,
. RECEN,
EkTSVNC,
EXTACK.
ATIPSYNC,
SUBSYNC
EFM,
- DEC3T.DEC4T.
XSAMPLE
DRAMSW
COB.
CE.CUDI.DO
88