82306 Local Channel Support Chip Overview

The 82306 Local Channel Support chip is the register level implementation of the equivalent VLSI device in the IBM Micro Channel systems. It provides FDC interface to support IBM compatible 3 1/2" disk drives when used with 8272A FDA and 3 1/2" & 5 1/4" (AT Compatible) disk drives when used with the 82072 FDC.

82306 Features

• Supports I/O Peripherals on the Local Channel

• Supports VGA Controller on the VGA Graphics Channel

• Floppy Disk Sub-System Support

  • 8272A Interface for IBM Micro Channel Compatible 3 1/2" Drives (Dual Speed Drives -250/500 Kbps)
  • 82072 Interface for IBM Micro Channel Compatible 3 1/2" Drives (250/500 Kbps) and AT Compatible 5 1/4" Drive (250/300/500 Kbps)

• Integrated Programmable Timer/ Counters (0, 2, 3)

• Integrates System Registers and Ports

• Low Power CHMOS Technology

• 100·Pln Plastic Quad Flat Pack Packaging

(See Packaging Guide Order # 231369)