VT82C686B datasheet(7/128 Pages) ETC1

7 / 128 page

VT82C686B

Revision 1.71 June 9, 2000

-1-

Features

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VT82C686B PSIPC

PCI SUPER-I/O INTEGRATED PERIPHERAL CONTROLLER

PC99 COMPLIANT PCI-TO-ISA BRIDGE

WITH

INTEGRATED SUPER-I/O (FDC, LPT, COM1/2, AND IR),

INTEGRATED HARDWARE SOUNDBLASTER/DIRECT SOUND AC97 AUDIO,

ULTRADMA-33/66/100 MASTER MODE PCI-EIDE CONTROLLER,

USB CONTROLLER, KEYBOARD CONTROLLER, RTC,

DISTRIBUTED DMA, SERIAL IRQ, PLUG AND PLAY,

ACPI, ENHANCED POWER MANAGEMENT, SMBUS, AND

TEMPERATURE, VOLTAGE, AND FAN-SPEED MONITORING

• Inter-operable with VIA and other Host-to-PCI Bridges

− Combine with VT82C598 for a complete Super-7 (66/75/83/100MHz) PCI / AGP / ISA system (Apollo MVP3)

− Combine with VT8501 for a complete Super-7 system with integrated 2D / 3D graphics (Apollo MVP4)

− Combine with VT82C693 for a complete 66 / 100 / 133 MHz Socket-370 or Slot-1 system (Apollo Pro133)

− Combine with VT8601 for a complete 66 / 100 / 133 MHz Socket-370 or Slot-1 system with integrated 2D / 3D

graphics (Apollo ProMedia)

− Inter-operable with Intel or other Host-to-PCI bridges for a complete PC99 compliant PCI / AGP / ISA system

• PCI to ISA Bridge

− Integrated ISA Bus Controller with integrated DMA, timer, and interrupt controller

− Integrated Keyboard Controller with PS2 mouse support

− Integrated DS12885-style Real Time Clock with extended 256 byte CMOS RAM and Day/Month Alarm for ACPI

− Integrated USB Controller with root hub and four function ports

− Integrated UltraDMA-33/66/100 master mode EIDE controller with enhanced PCI bus commands

− PCI-2.2 compliant with delay transaction and remote power management

− Eight double-word line buffer between PCI and ISA bus

− One level of PCI to ISA post-write buffer

− Supports type F DMA transfers

− Distributed DMA support for ISA legacy DMA across the PCI bus

− Serial interrupt for docking and non-docking applications

− Fast reset and Gate A20 operation

− Edge trigger or level sensitive interrupt

− Flash EPROM, 4Mb EPROM and combined BIOS support

− Supports positive and subtractive decoding

VT82C686B Datasheet(PDF) 7 Page - List of Unclassifed Manufacturers