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KB9223

Samsung
Part Number KB9223
Manufacturer Samsung
Description RF AMP & SERVO SIGNAL PROCESSOR
Published Apr 25, 2005
Detailed Description PRELIMINARY KB9223 / KB9223-L OVERVIEW The KB9223 is a 1-chip BICMOS integrated circuit to perform the function of RF a...
Datasheet PDF File KB9223 PDF File

KB9223
KB9223


Overview
PRELIMINARY KB9223 / KB9223-L OVERVIEW The KB9223 is a 1-chip BICMOS integrated circuit to perform the function of RF amp and servo signal processor for compact disc player applications.
It consist of blocks for RF signal processing ,focus, tracking, sled and spindle servo.
Also this IC has adjustment free function and embedded opamp for audio post filter.
RF AMP & SERVO SIGNAL PROCESSOR 80-QFP-1420C FEATURES • RF amplifier & RF equalizer • Focus error amplifier & servo control • Tracking error amplifier & servo control • Mirror & defect detector circuit • Focus OK detector circuit ORDERING INFORMATION Device KB9223 KB9223-L Package 80-QFP-1420C Tempe.
Range -20°C ~ +70°C • APC(Auto Laser Power Control) circuit for constant laser APPLICATIONS power • FE bias & focus servo offset adjustment free • EF balance & tracking error gain adjustment free • Embedded audio post filter • The circuit for Interruption countermeasure • Double speed play available • Operating voltage range KB9223 : 5V KB9223-L : 3.
4V RELATED PRODUCT • KS9286 Data Processor • KS9284 Data Processor • KA9258D/KA9259D Motor Driver • CD Player • Video-CD M/M-97-P006 1997.
10.
17 1 PRELIMINARY KB9223 / KB9223-L BLOCK DIAGRAM RF AMP & SERVO SIGNAL PROCESSOR MDATA TRCNT RESET WDCH ISTAT LOCK ATSC FGD MCK MLT 59 54 22 30 29 31 38 37 36 35 51 52 TZC 58 26 28 27 3 RF- 73 FRSH FE1 TE1 FE2 FLB FS3 RF Amp RFO 74 Micom Data Interface Logic Focus Phase Compensation & Offset cancel circuit 60 47 48 57 49 FDFCT FEFEO PD1 PD2 FEBIAS F E EI 65 66 63 67 68 79 Focus Error Amp FE-BIAS Adjustment TDFCT TETEO TE2 LPFT Tracking Error Amp E/F Balance & Gain Control MICOM TO SERVO CONTROL AUTO SEQUENCER Tracking Phase Compensation Block & Jump Pulse GEN.
50 53 55 62 61 43 TG2 TGU SLO SLSL+ PD 69 APC Amp LD LDON 70 ADJUSTMENT-FREE CONTROL VR Sled Servo Amplifier & Sled Kick GEN.
44 42 46 71 Center Voltage Amp.
RF Level AGC & Equalizer EQC EQO IRF 78 76 75 S...


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