ICs for Compact Disc/CD-ROM Player
AN8882SB
Head amplifier IC for CD-ROM drive (for 32 times speed or more)
s
Overview
The AN8882SB is a head amplifier IC for
digital servo. It can configure an efficient CD-ROM
system in combination with the MN662754, and
allows a full-automatic adjustment of tracking bal-
ance-gain-offset and focus balance-gain-offset with
fewer external parts.
Built-in functions are a variable equalizer, wide
band RF amp. and AGC which meet CAV playback
with 32 times speed or more.
15.2±0.3
36
19
0.2
+0.10
–0.05
Unit: mm
11.93±0.3
8.4±0.3
1
18
1.30±0.25
2.85±0.2
1.30±0.25
s
Features
•
Variable equalizer which meets CAV playback
with 32 times speed or more.
(6-step changeover)
•
Wide band RF amp. and AGC (f
C
=
30 MHz or
more (−3 dB))
•
Balance adjustment function built-in
Focus error amp./tracking error amp.
•
CD-RW playback compatible.
Variable gain
Focus error amp./tracking error amp.
(to
+12
dB)
•
OFTR/BDO detection
•
APC amp. (LD reference voltage changeover for
CD-RW playback)
0.3±0.11
0.8
Seating plane
0.1±0.1
SSOP036-P-0450A
s
Applications
•
CD/CD-ROM drive
0.5
1
PANASONIC [ PANASONIC SEMICONDUCTOR ]
