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參數(shù)資料
| 型號： | W88631F |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 數(shù)字信號處理 |
| 英文描述： | VCD 4X RF Amplifer/Digital Servo & DSP(具有射頻運(yùn)算放大器及數(shù)字信號伺服和處理的集成芯片) |
| 中文描述： | 33.8688 MHz, OTHER DSP, PQFP100 |
| 封裝： | QFP-100 |
| 文件頁數(shù)： | 1/1頁 |
| 文件大小： | 35K |
| 代理商： | W88631F |
W88611P/W88631F
VCD 4X RF AMP/DIGITAL SERVO & DSP
Winbond Corporate Headquarters
Tel : 886-3-5790666
Fax : 886-3-5796139
Taipei Sales Office
Tel : 886-2-27190505
Fax : 886-2-27197502
Winbond Electronics North America Corp.
Tel : 1-408-943666
Fax : 1-408-9436668
Winbond Electronics H.K. Ltd.
Tel : 852-27513100
Fax : 852-27552064
Details are subject to change without notice. All trademarks are property of their respective holders. Jan 1999
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
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
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
·
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)
·
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
--- standard EBU digital audio output interface
--- D/A converter interface and CD-ROM interface
Extended general I/O port simplifies system design
100-pin QFP package
APPLICATIONS
VCD player
SVCD player
Multimedia system
Following figure shows a typical VCD/SVCD connection
diagram of W88611P/W88631F
Digital Servo & DSP
RF Amplifier
W88611P
Motor Driver
Sony KSS213
MPEG Decoder
Audio DAC
VCD/SVCD
Servo Board
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