50
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Pin Description
Pin no.
Pin Name
Type
Function
1
NC
Not connected
2
LE
Analog-Output
Lens error signal output terminal
3
NC
Not connected
4
FE
Analog-Output
Focal error output terminal
5
PE
Analog-Output
PE output terminal
6
TE
Analog-Output
Tracking error output terminal
7
TEIN
Analog-Input
TZC detecting TE signal input terminal
8
SIGM
Analog-Output
Analog signal monitoring output terminal
9
BCENT
Analog-Output
OPC center signal output terminal
10
PHBETA/TCE
Analog-Output
OPC top hold level signal & APC write sampling signal
output terminal /tilt servo detecting output terminal.
11
BHBETA/TIE
Analog-Output
OPC bottom hold level signal & R-OPC sampling signal
output terminal/tilt servo detecting output terminal.
12
VDD3
Power
Power supply connected terminal. (3.3V)
13
FVREF
Analog-Input
Reference voltage for APC input terminal.
14
FMD
Analog-Input
APC monitor diode input terminal.
15
GND3
Ground
Ground connection terminal.
16
LDOUT
Analog-Output
Terminal to control laser drivers for APC read system.
17
VCC2
Power
Power supply connected terminal (5V)
18
VRDC2N/PWRMON
External-capacitor required
Terminal to connect laser driver control filters for APC
read / SH monitor output terminal.
19
VRDCN
External-components required
Terminal to connect laser driver control filters for APC
read.
20
VRDC
External-components required
Terminal to connect laser driver control filters for APC
read.
21
WAG1
External-capacitor required
Terminal to connect WOBBLE AGC detector capacitor.
22
WAG2
External-capacitor required
23
WAG3
External-capacitor required
24
WOBFCF
External-capacitor required
WOB-BPF f 0 auto adjustment external capacitor
connected terminal.
25
ATEST
Analog-Output
The signal output terminal for an analog test.
26
AWOBSIG
Analog-Output
Analog-level WOBBLE signal output terminal.
27
VDD5
Power
Power supply connected terminal (3.3V)
28
BHC
External-capacitor required
External-capacitor for LPP bottom hold terminal.
29
GND5
Ground
Ground connection terminal.
30
LNDTRK
Digital-Input
Balance adjustment mode selection.
31
SPBLVL/TISH2
Digital-Input
R-OPC WRF signal sampling pulse input Terminal/Tilt
servo detecting sampling pulse Input terminal.
32
RFPDSH
Digital-Input
APC read system sampling pulse input terminal.
33
WFPDSH
Digital-Input
APC write system sampling pulse input terminal.
34
MPDSH/SPDSH
Digital-Input
Pick-up input sampling pulse input terminal.
35
WBLSH
Digital-Input
WOBBLE sampling pulse input terminal.
36
WGATE
Digital-Input
Read/write control input terminal.
37
RLDON
Digital-Input
Input terminal to control laser driver output for APC read.
38
GND4
Ground
Ground connection terminal.[digital]
39
TZC
Digital-Output
Tracking zero cross signal digital output terminal.
40
PWDETO
Digital-Output
Laser diode over power detection output terminal.