AN8849SB Datasheet (Panasonic Semiconductor)

AN8849SB, Head amplifier

Pin No.

1 2 3 4 5 6 7 8 9 10 11 12 13 Description APC amp.

input pin APC amp.

output pin RF addition amp.

inverted input pin Power supply pin 1 RF addition amp.

output pin EQ characteristics control pin Power supply pin 2 Capacitor connection pin for HPF of AGC input AGC loop filter connection pin

ICs for Compact Disc/CD-ROM Player AN8849SB Head amplifier IC for CD-ROM drive (for 24 times speed or more) s Overview The AN8849SB is a head amplifier IC for digital servo.

It can configure an efficient CD-ROM system in combination with the MN662752, and allows a full-automatic adjustment of tracking balance-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 24 times speed or m

AN8849SB Features

* Variable equalizer which meets CAV playback with 24 times speed or more CAV playback.

* Wide band RF amp. and AGC (fC = 20 MHz or more (

* 3 dB))

* Balance adjustment function built-in Focus error amp./tracking error amp.

* CD-RW playback compatible. Variable