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CHAPTER 8.
OTHERS
[1] FUNCTION TABLE OF IC
IC1 VHiLC78637E-1: CD Digital Signal Processor (LC78637E) (1/2)
Pin No.
Terminal Name
1
LPF
2
AIN
3
CIN
4
BIN
5
DIN
6
AVSS1
7
AVDD1
8
FEC
9*
RFMON
10
VREF
11
JITTC
12
EIN
13
FIN
14
TEC
15
TE
16
TEIN
17
AVSS2
18
AVDD2
19
LDD
20
LDS
21
FDO
22
TDO
23
SLDO
24
SPDO
25
CONT4
26
CONT5
27
SBCK/CONT6
28
SBCK/FG
29*
DEFECT
30*
V/*P
31*
FSEQ
32*
MONI1
33*
MONI2
34
MONI3
35*
MONI4
36*
MONI5
37
VSS
38
VDD
39*
DOUT
40
TEST
41
LVDD
42*
LCHO
43
LVSS
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input/Output
Setting in Reset
Analog Output
—
Analog Input
—
Analog Input
—
Analog Input
—
Analog Input
—
—
—
Input
—
Analog Output
—
Analog Output
ZHI
Analog Output
RFVDD/2
Analog Input
—
Analog Input
—
Analog Input
—
Analog Output
—
Analog Output
—
Analog Input
—
—
—
Input
—
Analog Output
—
Analog Input
—
Analog Output
ADAVDD/2
Analog Output
ADAVDD/2
Analog Output
ADAVDD/2
Analog Output
ADAVDD/2
Input/Output
Input
Input/Output
Input
Input/Output
Input
Input
—
Output
L
Output
H
Output
L
Output
L
Output
L
Output
L
Output
L
Output
L
—
—
Input
—
Output
L
Input
L
Input
—
Analog Output
LVDD/2
—
—
LPF capacitor connection terminal for RF signal DC level detection.
A signal input terminal.
C signal input terminal.
B signal input terminal.
D signal input terminal.
Analog ground terminal 1. Connected to 0 V.
Analog power supply terminal 1.
LPF capacitor connection terminal for FE signal.
ZHI LSI internal analog signal monitor terminal.
RFVDD/2 VREF voltage output terminal.
Capacitor connection terminal for jitter detection.
E signal input terminal.
F signal input terminal.
LPF capacitor connection terminal for TE signal.
TE signal output terminal.
TE signal input terminal for TES signal generation.
Analog ground terminal 2. Connected to 0 V.
Analog power supply terminal 2.
LASER power detected signal input port.
LASER power control signal output port.
ADAVDD/2 Output terminal for focus control. D/A output.
ADAVDD/2 Output terminal for tracking control. D/A output.
ADAVDD/2 Output terminal for sled control. D/A output.
ADAVDD/2 Output terminal for spindle control. D/A output.
General-purpose I/O
Controlled by commands from themicrocomputer.
terminal 4.
When not used, set them as input terminals and
connect to 0 V, or set them as output terminals and
General-purpose I/O
leave open.
terminal 5.
General-purpose I/O
terminal 6 or Subcode
reading clock input ter-
minal.
Subcode reading clock input terminal/FG signal input terminal/external
emphasis setting terminal. Terminal functions are set by commands.
When not used, connect to 0 V.
Defect terminal.
Auto switching monitor output terminal for rough servo phase control.
"H": rough servo, "L": phase servo.
Sync signal detection output terminal.
The status changes to "H" when the sync signal detected in EFM and the
sync signal of internal generation are identified.
Internal signal monitor terminal 1.
Internal signal monitor terminal 2.
Internal signal monitor terminal 3.
Internal signal monitor terminal 4.
Internal signal monitor terminal 5.
Digital system earth terminal. To be connected to 0 V.
Digital system power terminal.
Digital OUT output terminal. (EIAJ format)
Input terminal for test. To be connected to 0 V.
Power supply for Left channel.
Left channel
D/A converter
Left channel output.
Must be connected to 0 V.
8 – 1
XL-G5000V/XL-G5000V(S)
Function
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