AT78C1507 ATMEL Corporation, AT78C1507 Datasheet - Page 8

• Manufacturer Part Number: AT78C1507
• Description: DVD/CD Read Channel
• Manufacturer: ATMEL Corporation

8
DVD/CD Read Channel
Figure 4. AT78C1507 Block Diagram – Wobble PLL and OPC Sample and Hold
98
75
37
38
19
18
95
94
CD/DVD
SHCD
SHDVD
SELOPC
DVDOPC
CDOPC
WBLIN
WOBBLE
PTSEL
Phase/Frequency
PTOP
PBOT
Comparator
Reg50
<3:2>
MUX
MUX
1/186
Q Pump
WOBBLE + 180 DEG
D
WOBLE X 186
FF
WOB2X
RS
OPC
S&H
for
Q
VCO
OPCOUT
SFLTN
SFLTP
PDATA
PCLK
1/(P+1)
WCLK
87
86
76
61
27
62
2054A–DVD–07/02