AN8807SB

ICs for CD/CD-ROM Player AN8807SB Three-Beam Method Head Amplifier IC for CD-ROM s Overview The AN8807SB is a head amplifier IC supporting the digital servo. Combination of this IC and the MN662710RA (digital servo processor + signal processing + DAC/DF) allows the rational CD ROM system to be constructed with small number of external parts. 0.3±0.11 1 36 Umit : mm automatic adjustment for tracking balance, tracking gain, tracking offset, focus balance, focus gain and focus offset 0.5 8.4±0.3 11.93±0.3 36-lead SSOP package (SSOP036-P-0450A) 1.3±0.25 2.85±0.2 Detectors of DO, CROSS, OFTR and vibration built-in Combination with the MN662710RA providing complete 0.1±0.1 fier, RF amplifier and APC built-in 0.1 0.2 + – 0.05 s Features Single supply operation I–V amplifier, tracking error amplifier, focus error ampli- 0.8 18 19 1.3±0.25 15.2±0.3 AN8807SB CEA FBAL RF– FEOUT CACC ARF CENV 11 12 ENV 19 CSBDO – – AGC + – + 15 OFTR CSBRT 16 OFTR + VCBA – RF Det. BDO + – ENV Det. + + 13 14 BDO 10 17 RFDET 8 9 29 27 28 6 7 RFOUT FE– + + + s Block Diagram A A B D C A+C 36 – + D B+D VCBA – 35 – + 5 VCC PDFR 18 + 31 F – VCBA 21 LD OFF + + + – + + – – – – + + + – – 2 LD 4 TEOUT C.CRS 25 26 TE– 23 TEBPF 22 V Det. 1 FD 3 LD ON/OFF 20 VREF 32 – + PDER VCBA Subtracter 33 E – + 30 TBAL CROSS 24 ICs for CD-ROM Player ICs for CD/CD-ROM Player s Pin Description Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29...