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IC2 VHiLC78641E-1: Servo/Signal Control (LC78641E) (1/2)
Terminal Name Input/Output Setting in Reset
Pin No.
1
PD01
2
PD02
3
VVSS
4
PCKIST
5
VVDD
6
FR
7
HFL
8
SLCIST
9
SLCO
10
EFMIN
11*
JITTV
12
JITTC
13
BH
14
PH(RFENV)
15
FE
16
TE
17
VREF
18
ADAVDD
19
ADAVSS
20*
PHREF
21*
BHREF
22
TBLO
23
TDO
24
FDO
25
SPDO
26
SLDO
27*
FG
28
LASER
29
CONT1
30
CONT2
31
CONT3
32
CONT4
33
CONT5
34*
PCK
35*
C2F
36
VDD
37*
DOUT
38*
FSX
39*
EFLG
40
TEST
41*
EMPH
42*
MUTEL
43*
MUTER
In this unit, the terminal with asterisk mark (*) is open terminal which is not connected to the outside.
FUNCTION TABLE OF IC
Output
—
Output
Input
—
—
Input
—
Input
—
Input
—
Input
—
Input
—
Output
—
Input
—
Output
Unfixed
Output
—
Input
—
Input
—
Input
—
Input
—
Input
—
Input
—
—
—
Output
(1/2VDD)
Output
(1/2VDD)
Output
(1/2VDD)
Output
(1/2VDD)
Output
(1/2VDD)
Output
(1/2VDD)
Output
(1/2VDD)
Input
—
Output
L
Input/Output
Input mode
Input/Output
Input mode
Input/Output
Input mode
Input/Output
Input mode
Input/Output
Input mode
Output
H
Output
H
Input
—
Output
L
Output
L
Output
L
Input
—
Input/Output
Input mode
Output
H
Output
H
For PULL
Phase-comparison output terminal for built-in VCO control.
Phase-comparison output terminal for built-in VCO control.
Rough servo : OFF, phase servo : ON.
Ground terminal for built-in VCO.
Resistor terminal for setting the PDO output current.
Power terminal for built-in VCO.
Resistor terminal for setting the VCO frequency range.
Mirror detection signal input terminal.
For slice level control
Resistance connection terminal for current adjustment of
SLCO output.
Control output.
EFM signal input terminal.
Jitter detection/monitor terminal.
Jitter detection/adjustment terminal.
BH signal input terminal. A/D input.
PH signal or RFENV signal input terminal. A/D input.
FE signal input terminal. A/D input.
TE signal input terminal. A/D input.
VREF signal input terminal. A/D input.
AD for servo, D/A power terminal.
AD for servo, D/A ground terminal.
PH reference output terminal. D/A output.
BH reference output terminal. D/A output.
Output terminal for tracking balance. D/A output.
Output terminal for tracking control. D/A output.
Output terminal for focus control. D/A output.
Output terminal for spindle control. D/A output.
Output terminal for sled control. D/A output.
FG signal input terminal. (When not used, connect to 0 V)
LASER ON/OFF control terminal.
General purpose input/output terminal 1.
General purpose input/output terminal 2.
General purpose input/output terminal 3.
General purpose input/output terminal 4.
General purpose input/output terminal 5.
Clock monitor terminal for EFM data replay. 4.3218 MHz as phase clock.
C2 flag output terminal.
Power terminal of digital system.
Output terminal of digital OUT. (EIAJ format)
Output terminal of synchronous signal of 7.35 kHz divided from quartz oscillation.
C1, C2 correct monitor terminal.
Input terminal for test. Surely connected to 0 V.
Emphasis terminal. After resetting, it is configured as an input terminal. It can be controlled
from the outside. It is also becomes a emphasis monitor terminal under command control.
Mute output terminal for L channel.
Mute output terminal for R channel.
– 39 –
CD-BK133W
Function
Controlled with serial data command
from microcomputer. When not used,
set it as the input terminal and
open it by connecting to 0 V, or set it
as the output terminal and open it.
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