Table of Contents
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• Pin Assignment
Pin Numbers
Symbol
RF Signals & S/H Control Pulses
2
INA
3
INB
4
INC
5
IND
95
INE
96
INF
97
ING
98
INH
99
HAVC
56
GAINUP
68
SERVSH
70
WBLSH
Focus/Tracking Error & Servo Control Signals
6
DRCMO
8
DRCSO
7
DRCMO2
9
DRCSO2
10
FE
12
TE
11
CE/MPP
14
SBAD
13
TEIN
61
XTOR
62
XTAND
15
SBADLP
77
DEFECT
16
SHPC
17
RFZC1VC
18
SHBC
78
TRON
64
RFZC
EQRF (RF Equalizer Filter and Data Slicer) & RRF Circuit
82
EQBIAS
83
OSTCC
84
RFAGCC
88
EQRF
51
DEFM
52
XDEFM
80
SLPFP
81
SLPFN
90
RRF
35
RRFXLP
86
RECDIN
34
Type
Description
Analog Input
Input of Main Beam Signal (A)
Analog Input
Input of Main Beam Signal (B)
Analog Input
Input of Main Beam Signal (C)
Analog Input
Input of Main Beam Signal (D)
Analog Input
Input of Side Beam Signal (E)
Analog Input
Input of Side Beam Signal (F)
Analog Input
Input of Side Beam Signal (G)
Analog Input
Input of Side Beam Signal (H)
Analog Input
Reference Voltage of Main and Side Beams (2.0V)
Digital Input (TTL)
Gain Control Switch for CD-RW Read Mode
Digital Input (TTL)
S/H Control Pulse of Main and Side Beam Signals
Digital Input (TTL)
S/H Control Pulse of Wobble Signal
Analog Output
Output of (A+B+C+D) Summing Signal
Analog Output
Output of (E+F+G+H) Summing Signal
Analog Input
Re-Input of (A+B+C+D) Summing Signal
Analog Input
Re-Input of (E+F+G+H) Summing Signal
Analog Output
Output of Focusing Error Signal
Analog Output
Output of Tracking Error Signal
Analog Output
Output of Center Error or Main Push-Pull Signal
Analog Output
Output of SBAD Signal
Analog Input
Input of Out-of-Track Detection Circuit
Digital Output (TTL)
Output of Out-of-Track Detection Signal (OR)
Digital Output (TTL)
Output of Out-of-Track Detection Signal (AND)
Analog Input
Input of SBAD Signal after LPF for DEFECT Detection
Digital Output (TTL)
Output of DEFECT Signal
Analog Output
External Capacitor Connection for Peak Hold of RFRP Signal
Analog Output
Reference Voltage for RFRP Peak/Bottom Hold
Analog Output
External Capacitor Connection for Bottom Hold of RFRP Signal
Digital Input (TTL)
Input of Seeking ON Control Signal
Digital Output (TTL)
Output of RF Zero Crossing Binary Signal
Analog Output
External Bias Connection for Circuits in EQRF Block
Analog Output
External Capacitor Connection for Offset Cancellation Circuit of
Equalizer Output
Analog Output
External Capacitor Connection for RF AGC in EQRF Block
Analog Output
Output of RF EFM Signal after Equalizer Filter
Digital Output (TTL) Binary Output of EFM Signal after Slicing
Digital Output (TTL) Binary Output of EFM Inversion Signal after Slicing
Analog Input
Input (+) of Auto Slicing Level
Analog Input
Input (-) of Auto Slicing Level
Analog Output
Output of Read RF Signal
Analog Output
Low Pass Output of RRF Signal before Level Shift
Analog Input
Input of RF Signal for Recorded Area Detection
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