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VT82C586B

PCI Integrated Peripheral Controller

Unspecified 

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VT82C586B

• Universal Serial Bus Controller

− USB v.1.0 and Intel Universal HCI v.1.1 compatible

− Eighteen level (doublewords) data FIFO with full scatter and gather capability

− Root hub and two function ports

− Integrated physical layer transceivers with over-current detection status on USB inputs

− Legacy keyboard and PS/2 mouse support

• Sophisticated PC97-Compatible Power Management

− Supports both ACPI (Advanced Configuration and Power Interface) and legacy (APM) power management

− ACPI v1.0 Compliant (all required features plus extensions for most efficient desktop power management)

− APM v1.2 Compliant

− Supports soft-off (suspend to disk) and power-on suspend with hardware automatic wake-up

− One idle timer, one peripheral timer and one general purpose timer, plus 24/32-bit ACPI compliant timer

− Dedicated input pin for external modem ring indicator for system wake-up

− Enhanced integrated real time clock (RTC) with date alarm, month alarm, and century field

− Normal, doze, sleep, suspend and conserve modes

− System event monitoring with two event classes

− Five multi-purpose I/O pins plus support for up to 16 general purpose input ports and 16 output ports

− I2C serial bus support for JEDEC-compatible DIMM identification and on-board-device power control

− Seven external event input ports with programmable SMI condition

− Primary and secondary interrupt differentiation for individual channels

− Clock throttling control

− Multiple internal and external SMI sources for flexible power management models

• Plug and Play Controller

− PCI interrupts steerable to any interrupt channel

− Three steerable interrupt channels for on-board plug and play devices

− Microsoft Windows 95TM and plug and play BIOS compliant

• Pin-compatible upgrade from VT82C586 and VT82C586A for existing designs

• Built-in Nand-tree pin scan test capability

• 0.5um mixed voltage, high speed and low power CMOS process

• Single chip 208 pin PQFP

Revision 1.0 May 13, 1997

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