AN8837SB
AN8837SB is Low power consumption CD-DA head amplifier manufactured by Panasonic.
Overview
The AN8837SB is a head amplifier IC for digital servo. It can configure an efficient CD system in bination with the MN6627XX series, and allows a fullautomatic adjustment of tracking balance-gain-offset and focus balance-gain-offset with fewer external parts.
(0.45)
0.3±0.1 s Features
- Operating supply voltage VCC = 2.7 V to 5.5 V
- Balance adjustment function built-in Focus error amp./tracking error amp.
- OFTR/BDO detection
- CROSS detection and vibration detection
- APC amp.
0.1±0.1
0.3 7.2±0.3 9.3±0.3
SSOP028-P-0375 s Applications
- CD player
0.9 2.0±0.2
11.6±0.3
RFDET
CSBRT
ENV s Block Diagram
OFTR
RFIN BDO CEA 9
RF detection BDO detection 3TENV OFTR detection 20 ENVOFF 25 FEN 24 3 FEOUT VCC 26 Band gap 14 13 VREF GND LDON
RF 8 15 12 10 17 11 19
4 A-ch. Subtraction VCBA
PDB B-ch.
1 E-ch. VCBA
PDF F-ch.
Subtraction...
