W88631F Winbond, W88631F Datasheet
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W88631F
Manufacturer Part Number
W88631F
Description
VCD 4X RF amp/digital servo & DSP
Manufacturer
Winbond
Datasheet
1.W88631F.pdf
(1 pages)
W88611P
GENERAL DESCRIPTION
W88611P is a CMOS IC developed for VCD and CD
Player use. It includes a RF amplifier, tracking error
amplifier, focus error amplifier, etc..., on a single chip.
FEATURES
W88631F
GENERAL DESCRIPTION
W88631F provides CD signal processing decoding
functions and all servo functions needed in a three-spot
CD system. This chip has a high degree of integration to
reduce the number of external components required.
FEATURES
Winbond Corporate Headquarters
Tel : 886-3-5790666
Fax : 886-3-5796139
Details are subject to change without notice. All trademarks are property of their respective holders.
RF amplifier, tracking error amplifier, focus error
amplifier, APC circuit, and reference amplifier
included on a single chip
On-chip RF output signal automatic gain control
(AGC) and peak to peak envelop detection
Single 5V power supply
32-pin PLCC package
1X, 2X and up to 4X speed modes are supported
Chip clock 33.8688 MHz
Serial microcomputer interface
Fully digital servo processing (focus, tracking,
sledge, spindle servo)
Fully automatic adjustment (focus / tracking gain,
offset, balance)
Wide range of adjustable servo characteristics
possible
Built-in access procedure
Focus automatic start up
Trackloss, Shock, Defect, Dropout detection
Fully digital data recovery (digital equalizer, data
slicer, PLL)
Taipei Sales Office
Tel : 886-2-27190505
Fax : 886-2-27197502
VCD 4X RF AMP/DIGITAL SERVO & DSP
Winbond Electronics North America Corp.
Tel : 1-408-943666
Fax : 1-408-9436668
Sony KSS213
APPLICATIONS
Following figure shows a typical VCD/SVCD connection
diagram of W88611P/W88631F
Wide data capture range (+/- 1.5 channel clock, up to
4X speed)
Wide frame jitter margin (+/- 4 frames) with built-in
deinterleaved SRAM
EFM protected demodulator
Digital spindle motor control by CLV
Error correction capabilities
Subcode data processing
Audio data processing, Concealment strategy, digital
attenuation and soft mute
Audio data output interface
Extended general I/O port simplifies system design
100-pin QFP package
VCD player
SVCD player
Multimedia system
--- standard EBU digital audio output interface
--- D/A converter interface and CD-ROM interface
Digital Servo & DSP
W88631F
Motor Driver
RF Amplifier
W88611P
Servo Board
W88611P/W88631F
Winbond Electronics H.K. Ltd.
Tel : 852-27513100
Fax : 852-27552064
•MPEG Decoder
•MCU
•TV Encoder
•Audio DAC
VCD/SVCD
MPEG Board
Jan 1999