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MN662793: 产品描述Silicon CMOS IC; 文件大小783KB，共41页; 制造商ETL [E-Tech Electronics LTD]

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MN662793概述

Silicon CMOS IC

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DATA SHEET

Part No.

Package Code No.

MN662793

LQFP100-P-1414

SEMICONDUCTOR COMPANY

MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Publication date: December. 2004

SDD00031AEM

MN662793

Contents

Overview ………………………………………………….…………………………………………………………. 3

Features ………………………………………………….…………………………………………………………. 3

Applications

.…………………………………………….…………………………………………………………. 4

Application Circuit ……………………………………….…………………………………………………………. 5

Block Diagram

………………………………………….…………………………………………………………. 6

Pin Assignment ………………………………………….…………………………………………………………. 7

Pin Descriptions …………………………………………….……………………………………………………….

Absolute Maximum Ratings …………………………….…………………………………………………………. 12

Operating Supply Voltage Range……………………….…………………………………………………………. 13

Electrical Characteristics …………………………….……………………………………………………………. 15

SDD00031AEM

MN662793

Silicon CMOS IC

Overview

Features

(Optical Servo)

Focus, tracking, and traverse servos

Automatic adjustment functions

(Focus / Tracking gain, Focus / Tracking offset, Focus / Tracking balance)

Provided with a countermeasure for dropout

Provided with an anti-shock detection function

Provided with a track-cross function

Drive output PWM drive function supported

Provided with supply voltage monitoring and a servo gain automatic adjustment function

(Digital Signal Processing)

Containing DSL and analog / digital PLL

Provided with a frame synchronous detection / protection / interpolation

Subcode data processing

Q-data CRC check

On-chip Q-data register

On-chip CD-TEXT data register

CIRC error correction

C1 decoder: double error correction

C2 decoder: triple / quadruple error correction

On-chip deinterleaving 16-K RAM

CD-ROM error correction

Q decoder: an error correction

P decoder: an error correction

Mode1 and Mode 2 compatible

Audio data interpolation processing

4-sampling average value interpolation and previous value hold

(Spindle Motor Servo)

CLV digital servo

Servo gain setting function

Shaft loss compensation setting function

(Audio Circuit)

Soft muting

Digital attenuation (2048 levels)

Soft attenuation (2048 levels)

Digital audio interface (EIAJ format)

oversampling digital filter

On-chip low-voltage OP amp

Bass boost filter, high-band notch filter, and surround function

On-chip digital de-emphasis

SDD00031AEM

MN662793

Features (continued)

(MP3 Decoding)

Decoding of asignals recorded in MPEG1-layer3 or MPEG2-layer3 format

Decoding of asignals recorded in MPEG1-layer2 or MPEG2-layer2 format

Decoding of asignals recorded in MPEG2.5 format

Sampling rate conversion from signals recorded at Fs = 32 kHz or 48 kHz to 44.1 kHz

(WMA Decoding)

Decoding of signals recorded in WMA Ver. 8 format (Sampling rate: 48 kHz to 22.05 kHz)

Supporting special playback (forward, reverse, and resume playback)

(SD Interface)

Stream serial input from SD available

(Anti-shock Memory Controller)

ADPCM 4-bit compression or expansion / decompression in full-bit (16 bits) mode

External DRAM selectable

Async DRAM (Data bus width: 4 bits)

64M-bit DRAM

16M-bit DRAM

1 + 4M-bit DRAM

16M-bit DRAM

4M-bit DRAM

1M-bit DRAM

Async DRAM (Data bus width: 16 bits)

128M-bit DRAM

64M-bit DRAM

16M-bit DRAM

4M-bit DRAM

SDRAM (Data bus width: 16 bits)

128M-bit DRAM

64M-bit DRAM

16M-bit DRAM

4M-bit DRAM

(Others)

Disc rotation mechanism has a synchronous playback (jitter-free) mode (– 50 % to + 50 %)

speed playback (when using jitter-free function)

TX output (1

-, 2

-, 3

and 4

speed) supported

Serial data output pitch shift function

A patent license must be acquired from the management company when using MPEG Layer3 products.

Applications

Signal processing LSI for CDs (Compact Discs)

SDD00031AEM

MN662793

D/A Converter

Application Circuit

DRV

IOV

LOV

DD2

LOV

DD1

100 pF

Ω

1 kΩ

47 kΩ

100 pF

1.5 kΩ

2.2 kΩ

0.001

µF

47 kΩ

µF

560

Ω

µF

DRV

DD1, 2

IOV

DD1, 2

LOV

DD2

0.0018

µF

47 kΩ

OUTL

LOV

DD1

SDD00031AEM

MN6627932CF

LOV

SS1

0.1

µF

100

µF

OUTR

100 pF

µF

SS1, 2, 3

LOV

SS2

1 kΩ

47 kΩ

µF

560

Ω

0.0018

µF

47 kΩ

100 pF

1.5 kΩ

2.2 kΩ

0.001

µF

47 kΩ

LOV

SS2

LOV

SS1

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