CD-BA3100
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FUNCTION TABLE OF IC
IC1 VHiLC78645E-1: CD Servo (LC78645E) (1/2)
1 SLC0 Output – Control output.
2 SLCIST Input –
Resistor connection terminal for SLCO output current
setting.
3 EFMIN Input – RF signal input terminal.
4 RF Output – RF signal monitor terminal.
5 RFVDD Input – RF power terminal.
6 RFVSS – – RF earth terminal. To be connected to 0V.
7 FIN1 Input – A+C signal input terminal.
8 FIN2 Input – B+D signal input terminal.
9 TIN1 Input – E signal input terminal.
10 TIN2 Input – F signal input terminal.
11 VREF Output RFVDD/2 VREF voltage output terminal.
12 REFI Input – Reference supply setting terminal.
13* FE Output ZHI FE signal monitor terminal.
14 TEC Output – LPF capacitor connection terminal for TE signal.
15* TE Output ZHI TE signal monitor terminal.
16* RFMON Output ZHI RF internal signal monitor terminal.
17 JITTC – – Capacitor connection terminal for jitter detection.
18 ADAVDD Input – Power terminal for servo A/D, D/A.
19 ADAVSS – – Earth terminal for serve A/D, D/A. To be connected to 0V.
20 TD0 Output ADAVDD/2 Output terminal for tracking control. D/A output.
21 FD0 Output ADAVDD/2 Output terminal for focus control. D/A output.
22 SPD0 Output ADAVDD/2 Output terminal for spindle control. D/A output.
23 SLD0 Output ADAVDD/2 Output terminal for sled control. D/A output.
24* GPDAC Output ADAVDD/2 Servo D/A general-purpose output terminal.
25 CONT4 Input/Output Input Mode General-purpose I/O terminal 4.
26 CONT5 Input/Output Input Mode General-purpose I/O terminal 5.
27 SBCK/CONT6 Input/Output Input Mode General-purpose I/O terminal 6 or
Subcode reading clock input terminal.
28 SBCK/FG 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 0V.
29* DEFECT Output L Defect terminal.
30* V/*P Output H Auto switching monitor output terminal for rough servo phase control. “H”:
rough servo, “L”: phase servo.
31* FSEQ 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.
32* MONI1 Output L Internal signal monitor terminal 1.
33* MONI2 Output L Internal signal monitor terminal 2.
34* MONI3 Output L Internal signal monitor terminal 3.
35* MONI4 Output L Internal signal monitor terminal 4.
36* MONI5 Output L Internal signal monitor terminal 5.
37 VSS – – Digital system earth terminal. To be connected to 0V.
38 VDD Input – Digital system power terminal.
39* DOUT Output L Digital OUT output terminal. (EIAJ format)
40 TEST Input L Input terminal for test. To be connected to 0V.
41 LVDD Input – Power supply for Left channel.
42 LCH0 Output LVDD/2 Left channel output.
43 LVSS – – GND for Left channel. Must be connected to 0V.
Pin No.
Function
Terminal Name
Input/Output
Setting in Reset
Controlled by commands from the
microcomputer. When not used, set
them as input terminals and connect
to 0V, or set them as output
terminals and leave open.
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Left channel
D/A converter
For slice level
control.
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