Pin Description - LG CED-8042B Manual

• Pin Description

Pin No. Name I/O
1 AVDD3
2 FPDIN
3 FVREF
4 FPDO I/O
5 WREF
6 VWDC O
7 VWDCN
8 MPP O
9 TEIN
10 TE O
11 FE O
12 BIAS O
13 AGND1 O
14 VREF I/O
15 NC(VSS)
16 XLAT
17 SDATA
18 SCLK
19 MCLK
20 DVSS
21 DVDD
22 ATFG O
23 XTOR O
24 XTAND O
25 TZC O
26 RECD2 O
27 RECD1 O
28 RZC O
29 DECEFM O
30 XDECEFM O
31 GAINUP3
32 GAINUP2
33 GAINUP1
34 SLHOLD
35 MPDSH
36 SPDSH
37 WBLSH
38 RFPDSH
39 WFPDSH
40 AVSS2
41 AVDD2
30
I Analog Positive Power Source Pin
I Laser Monitor Diode Contact Pin
I Reference Voltage Level Input Pin for APC
Laser Monitor Output (Connect I/V conversion resistor between FPDIN)/
Laser Monitor Voltage Input
I Power Setting Voltage Input for Write APC
Laser Driver Control Output for Write
I Laser Driver Control Amp (-) Pin for Write
Main Push-Pull Signal Output
I Input for Tracking Signal Processor
Tracking Error Signal Output
Focus Error Signal Output
Bias Resistance Contact Pin. RBIAS=4.7kW
Decoupling Pin for Internal Reference Voltage
Decoupling Pin for Internal Reference Voltage / Reference Voltage Input Pin
-
I Latch Input for Register Settings
I Data Input for Register Settings
I Clock Input for Register Settings
I Main Clock Input (34.5744 MHz)
I Digital Ground Pin
I Digital Positive Power Source Pin
ATIP FG Output (Wobble signal after binary operation)
Tracking Amplitude Detection Output
Off-Track Detection Output
Tracking Zero-Cross Detection Signal Output
Recording Area Detection Signal 2."H" Recorded Section, "L" Unrecorded Section
Recording Area Detection Signal 1."H" Recorded Section, "L" Unrecorded Section
RF Zero-Cross Detection Signal Output
EFM Output after Slice (reverse)
EFM Output after Slice (normal rotation)
I 0, +18dB Switch Control Input Pin. "H"+18dB, "L" 0dB
I 0, +18dB Switch Control Input Pin. "H"+18dB, "L" 0dB
I 0, +18dB Switch Control Input Pin. "H"+18dB, "L" 0dB
I Slice Level Hold Signal Input Pin. "H" Hold
I Sample Pulse Input for Main Beam Signal. "H" Sample, "L" Hold
I Sample Pulse Input for Side Beam Signal. "H" Sample, "L" Hold
I Sample Pulse Input for Wobble Signal. "H" Sample, "L" Hold
I Sample Pulse Input for Read APC. "H" Sample, "L" Hold
I Sample Pulse Input for Write APC. "H" Sample, "L" Hold
I Analog Ground Pin
I Analog Positive Power Source Pin
Pin Description