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VT82C686A Datasheet, PDF (1/5 Pages) List of Unclassifed Manufacturers – PCI SUPER-I/O INTEGRATED PERIPHERAL CONTROLLER | |||
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VT82C686A
VT82C686A PSIPC
PCI SUPER-I/O INTEGRATED PERIPHERAL CONTROLLER
PC98 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 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
â Combine with VT82C598 for a complete Super-7 (66/75/83/100MHz) PCI / AGP / ISA system (Apollo MVP3)
â Combine with VT82C501 for a complete Super-7 system with integrated 2D / 3D graphics (Apollo MVP4)
â Combine with VT82C691 for a complete 66 / 100 MHz Socket-8 or Slot-1 PCI / ISA system (Apollo Pro)
â Inter-operable with Intel or other Host-to-PCI bridges for a complete PC98 compliant PCI / AGP / ISA system
⢠PCI to ISA Bridge
â Integrated ISA Bus Controller with integrated DMA, timer, and interrupt controller
â Integrated Keyboard Controller with PS2 mouse support
â Integrated DS12885-style Real Time Clock with extended 256 byte CMOS RAM and Day/Month Alarm for ACPI
â Integrated USB Controller with root hub and four function ports
â Integrated UltraDMA-33/66 master mode EIDE controller with enhanced PCI bus commands
â PCI-2.2 compliant with delay transaction and remote power management
â Eight double-word line buffer between PCI and ISA bus
â One level of PCI to ISA post-write buffer
â Supports type F DMA transfers
â Distributed DMA support for ISA legacy DMA across the PCI bus
â Serial interrupt for docking and non-docking applications
â Fast reset and Gate A20 operation
â Edge trigger or level sensitive interrupt
â Flash EPROM, 4Mb EPROM and combined BIOS support
â Supports positive and subtractive decoding
Revision 1.1 April 15, 1999
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Features
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