DV-CP802
IC BLOCK DIAGRAM AND TERMINAL DESCRIPTIONS-3
Q1001 : CXD1881BR DVD ANALOG FRONTEND-3
Pin Name
VPA
VPB
VNA
VNB
V33
V25
I/O
-
-
-
-
-
-
Description
Power supply for RF section and serial port.
Power supply for servo section.
Ground pin for RF section and serial port section.
Ground of servo section.
Power supply for output buffer.
Reference voltage pin for servo output.
Pin name
DVDRFP, DVDRFN
RFSIN
AIP, AIN
DIP, DIN
A, B, C, D
A2, B2, C2, D2
CD_A, B, C, D
CD_E, F
MIN
DVDPD
CDPD
LDON
LINK
I/O
I
I
I
I
I
I
I
I
I
I
I
I
I
O
Description
RF signal: RF attenuate deferential signal input pin.
RF signal: Single end RF signal input pin.
AGC Amp. input: Input pin of deferential amp.
Analog input pin for RF single buffer.
Interface input pin of photo detector.
Interface input pin of photo detector. AC coupling input pin
for DPD from main beam photo detector.
Interface input pin of CD photo detector.
Interface input pin of CD photo detector.
RF signal input pin for mirror detection.
APC input pin. DVD APC input pin from monitor photo diode.
APC input pin. CD APC input pin from monitor photo diode.
APC output control pin. H: LD output signal is active.
Link signal input pin.
Mirror monitor signal output pin.
Pin name
ATOP, ATON
FNP, FNN
RFAC
RFDC
FE
TE
CE
MEVO
DFT
MIRR
OI
DVDLD
CDLD
MNTR
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
Description
Deferential attenuation output pin.
Deferential normal output pin.
Single end normal output pin
RF signal output pin.
Focus error signal output pin.
Tracking error signal output pin.
Center error signal output pin.
RFDDC bottom envelope output pin.
Defect output pin.
Mirror detection output pin.
Puu in signal output pin.
APC output pin. For controlled laser power. (DVD APC)
APC output pin. For controlled laser power. (CD APC)
Monitor output pin.
Power supply
Input pin
Output pin
TERMINAL DESCRIPTION
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TEL 13942296513 QQ 376315150 892498299
