MD-E9000H
IC1 VHiLC78645NE1: CD Servo (LC78645NE) (1/2)
Terminal Name Input/Output Setting in Reset
Pin No.
1
SLCO
2
SLCIST
3
EFMIN
4
RF
5
RFVDD
6
RFVSS
7
FIN1
8
FIN2
9
TIN1
10
TIN2
11
VREF
12
REFI
13*
FE
14
TEC
15*
TE
16*
RFMON
17
JITTC
18
ADAVDD
19
ADAVSS
20
TDO
21
FDO
22
SPDO
23
SLDO
24*
GPDAC
25
CONT4
Input/Output
26
CONT5
Input/Output
27*
SBCK/CONT6
Input/Output
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.
All manuals and user guides at all-guides.com
FUNCTION TABLE OF IC
Output
—
For slice level
Input
—
control.
Input
—
Output
—
RF signal monitor terminal.
Input
—
RF power terminal.
—
—
RF earth terminal. To be connected to 0 V.
Input
—
A+C signal input terminal.
Input
—
B+D signal input terminal.
Input
—
E signal input terminal.
Input
—
F signal input terminal.
Output
RFVDD/2
VREF voltage output terminal.
Input
—
Reference supply setting terminal.
Output
ZHI
FE signal monitor terminal.
Output
—
LPF capacitor connection terminal for TE signal.
Output
ZHI
TE signal monitor terminal.
Output
ZHI
RF internal signal monitor terminal.
—
—
Capacitor connection terminal for jitter detection.
Input
—
Power terminal for servo A/D, D/A.
—
—
Earth terminal for serve A/D, D/A. To be connected to 0 V.
Output
ADAVDD/2
Output terminal for tracking control. D/A output.
Output
ADAVDD/2
Output terminal for focus control. D/A output.
Output
ADAVDD/2
Output terminal for spindle control. D/A output.
Output
ADAVDD/2
Output terminal for sled control. D/A output.
Output
ADAVDD/2
Servo D/A general-purpose output terminal.
Input Mode
General-purpose I/O terminal 4.
Input Mode
General-purpose I/O terminal 5.
Input Mode
General-purpose I/O terminal 6 or
Subcode reading clock input terminal.
Input
—
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.
Output
L
Defect terminal.
Output
H
Auto switching monitor output terminal for rough servo phase control.
"H": rough servo, "L": phase servo.
Output
L
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.
Output
L
Internal signal monitor terminal 1.
Output
L
Internal signal monitor terminal 2.
Output
L
Internal signal monitor terminal 3.
Output
L
Internal signal monitor terminal 4.
Output
L
Internal signal monitor terminal 5.
—
—
Digital system earth terminal. To be connected to 0 V.
Input
—
Digital system power terminal.
Output
L
Digital OUT output terminal. (EIAJ format)
Input
L
Input terminal for test. To be connected to 0 V.
Input
—
Left channel
Output
LVDD/2
D/A converter
—
—
Function
Control output.
Resistor connection terminal for SLCO output current setting.
RF signal input terminal.
Power supply for Left channel.
Left channel output.
GND for Left channel. Must be connected to 0 V.
– 76 –
Controlled by commands from the
microcomputer. When not used, set
them as input terminals and connect
to 0 V, or set them as output
terminals and leave open.