KB9223 Datasheet, PDF (1/34 Pages) Samsung semiconductor – RF AMP & SERVO SIGNAL PROCESSOR

KB9223 / KB9223-L
PRELIMINARY
RF AMP & SERVO SIGNAL PROCESSOR
OVERVIEW
The KB9223 is a 1-chip BICMOS integrated circuit to per-
form 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 embed-
ded opamp for audio post filter.
80-QFP-1420C
FEATURES
• RF amplifier & RF equalizer
• Focus error amplifier & servo control
ORDERING INFORMATION
• Tracking error amplifier & servo control
Device
Package
Tempe. Range
• Mirror & defect detector circuit
• Focus OK detector circuit
KB9223
80-QFP-1420C
KB9223-L
-20°C ~ +70°C
• APC(Auto Laser Power Control) circuit for constant laser
power
APPLICATIONS
• FE bias & focus servo offset adjustment free
• CD Player
• EF balance & tracking error gain adjustment free
• Video-CD
• Embedded audio post filter
• The circuit for Interruption countermeasure
• Double speed play available
• Operating voltage range
KB9223 : 5V
RELATED PRODUCT
• KS9286 Data Processor
• KS9284 Data Processor
• KA9258D/KA9259D Motor Driver
KB9223-L : 3.4V
M/M-97-P006
1
1997. 10. 17