at78c4050 ATMEL Corporation, at78c4050 Datasheet

no-image

at78c4050

Manufacturer Part Number
at78c4050
Description
Dvd Prml Channel And System Controller Soc
Manufacturer
ATMEL Corporation
Datasheet
Features
Integrates All Required Components for Complete ATAPI DVD/CD Writer Solution
Formats Supported
Read/Write Speeds Supported
Pick-up Head Interface
Host Interface
Processor
– Data Channel
– Servo Control Processor
– DVD ECC ENDEC
– CD CIRC C3 ENDEC
– Buffer Management
– EFM EFM+ 1.7 PP ENDEC
– ATAPI Interface
– DVD-ROM
– DVD-R
– DVD-RW
– DVD+R
– DVD+RW
– Blue Laser DVD
– CD-ROM Mode 1
– CD-ROM Mode 2
– CD-ROM XA Mode 2 Form 1
– CD-ROM XA Mode 2 Form 2
– CD-DA
– CD-R
– CD-RW
– DVD-ROM
– DVD+R
– DVD+RW
– DVD-R
– DVD-RW
– Blue Laser DVD
– CD-R
– CD-RW
– CD-ROM
– Auto Laser Power Control (ALPC) Circuit
– Supports Alpha (ROPC) Loop and OPC
– Programmable Serial Interface to OPU for Write Strategy Control
– Supports OPU Current Type and Voltage Type
– TWI interface to Access the EEPROM Serial Number
– ATAPI Compatible ATA-6 Host Mode
– Ultra DMA Support (100 MB/s)
– Direct Interface to ATAPI Bus
– ARM946E-S
– Internal SRAM for Data
– Parallel External 16-bit Width Flash for Code, 512 Kbyte (max)
RISC Processor
16x
16x
8x
16x
8x
8x
52x
48x
52x
Note: This is a summary document. A complete document
is available under NDA. For more information, please con-
tact your local Atmel sales office.
DVD PRML
Channel and
System
Controller SoC
AT78C4050
Summary
3507BS–NETST–6/05

Related parts for at78c4050

at78c4050 Summary of contents

Page 1

... Parallel External 16-bit Width Flash for Code, 512 Kbyte (max) DVD PRML Channel and System Controller SoC AT78C4050 Summary Note: This is a summary document. A complete document is available under NDA. For more information, please con- tact your local Atmel sales office. ...

Page 2

... Read Channel – PRML Read Channel to Support High Speed Transfer Rates – RF Data Channel – Clock Recovery and Synthesizer Functions – Integrated Servo Algebra and ALPC Functions AT78C4050 2 • Wide Bandwidth Automatic Gain Control Analog Front-end th • Programmable 7 Order Continuous Filter • ...

Page 3

... Push-pull tracking error, DPD tracking error and Astigmatic Focus error detection are available. The chip provides all CLV, CAV, ZCLV and PCAV spin modes. The AT78C4050 offers buffer underrun prevention for all types of discs. The data buffer size Mbytes with circular buffer method. The SDRAM controller supports various SDRAM chips ...

Page 4

... Figure 1-1. Block Diagram Flash GPIO TWI Interface OPU Sensor Mul Channel Power Driver AT78C4050 4 Memory ARM946 SRAM I/F Processor AHB_A Buffer AMBA Bridge Access GPIO APB_A TWI ATIP SPI TC INT ADIP Prepit Decoder Wobble Sync ALPC/ OPC WBCLK WCLK EFM+ Decoder WCLK ...

Page 5

... Atmel Corporation 2005. All rights reserved. Atmel trademarks or trademarks of Atmel Corporation or its subsidiaries. ARM946E-S™ is the trademark of ARM Corporation. Other terms and product names may be trademarks of others. Atmel Operations ...

Related keywords