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VT82C686A Datasheet(PDF) 1 Page - List of Unclassifed Manufacturers |
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VT82C686A Datasheet(HTML) 1 Page - List of Unclassifed Manufacturers |
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1 / 5 page  VT82C686A Revision 1.1 April 15, 1999 -1- Features 7HFKQRORJLHV ,QF :H &RQQHFW :H &RQQHFW 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 − Combine with VT82C598 for a complete Super-7 (66/75/83/100MHz) PCI / AGP / ISA system (Apollo MVP3) − Combine with VT82C501 for a complete Super-7 system with integrated 2D / 3D graphics (Apollo MVP4) − Combine with VT82C691 for a complete 66 / 100 MHz Socket-8 or Slot-1 PCI / ISA system (Apollo Pro) − Inter-operable with Intel or other Host-to-PCI bridges for a complete PC98 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 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 |
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