Datasheet4U Logo Datasheet4U.com

AT78C1501 Datasheet DVD / CD ATAPI CONTROLLER

Manufacturer: Atmel (now Microchip Technology)

General Description

The Atmel AT78C1501 is a high-performance DVD/CD ATAPI Ultra DMA66 Interface Controller, designed to interface to the AT78C1502 DVD Servo Controller, the AT78C1503 DVD Read Channel and the AT78C1504 Automatic Laser Power Control (ALPC).

The interface controller (AT78C1501) contains ARM® and AVR® microcontrollers, buffer management, error correction code (ECC) and encoder/decoder (ENDEC) for DVD and CD.

Also included are a writeable control store for timing generation and an on-board frequency synthesizer to generate system frequencies from one crystal.

Overview

www.DataSheet4U.com.

Key Features

  • Host Interface.
  • ATAPI Compatible (ANSI ATA-1, ATA-2, ATA-3 and ATA-4 compliant) Host Mode.
  • Ultra DMA Support (66 MB/sec).
  • High-current (12 mA) Drivers for Direct Connection to AT Cable (slew rate controlled).
  • 256-byte Bidirectional Data FIFO to Improve Throughput Embedded Processor.
  • ARM7TDMI™ RISC Processor.
  • Open Processor Architecture Protects Firmware Investment.
  • Wide Selection of Development Tools from ARM ® and Third-pa.