W88631F Winbond, W88631F Datasheet

W88631F

Manufacturer Part Number

W88631F

Description

VCD 4X RF amp/digital servo & DSP

Manufacturer

Winbond

Datasheet

1.W88631F.pdf (1 pages)

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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

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