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82801E Datasheet دیتاشیت PDF دانلود

دیتاشیت - Intel Corporation - Communications I/O Controller Hub

شماره قطعه 82801E
شرح مفصل Communications I/O Controller Hub
تولید کننده Intel Corporation 
آرم Intel Corporation 


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82801E شرح
Intel® 82801E Communications I/O
Controller Hub (C-ICH)
for Applied Computing
Advance Information Datasheet
Product Features
s Supports Intel processors, the
82815E GMCH and the 82810E GMCH
s 8-Bit Hub Interface
— 266 Mbyte/s maximum throughput
s Two integrated LAN controllers
s USB
— Includes one UHCI Host Controller
with a total of two ports
— USB 1.1 compliant
s PCI Bus interface
— Supports PCI Rev 2.2 specification at
33 MHz
— 133 Mbyte/s maximum throughput
s Low-Pincount (LPC) interface
s Firmware Hub (FWH) interface
— Supports 8-Mbyte memory size
s Integrated IDE controller supports
Ultra100 DMA, Ultra66 and Ultra33
DMA mode transfers
s Interrupt Controller
— Two cascaded 82C59 interrupt
controllers
— Integrated I/O (x) APIC supporting 24
interrupts
— 15 interrupts supported in 8259 mode
s Two cascaded 8237 DMA controllers
s Integrated 82C54-compatible timers
s Real-time clock with 256-byte battery-
backed CMOS RAM
s System Management Bus (SMBus)
— Compatible with most two-wire
components that are also I2C compatible
— Slave interface allows external
microcontroller to access system
resources
s GPIO
— Exact number varies by configuration.
Maximum: 12 inputs, eight outputs, four
I/O
s Integrated 16550 compatible UARTs
— Two UARTs
— Serial Interrupts
s Supports IRQ1/IRQ12 emulation to avoid
external keyboard controller
s 1.8 V operation with 3.3 V I/O. 5 V
tolerance on many buffers, including PCI
and IDE
s Package: 421 BGA
Notice: This document contains information on products in the sampling and initial production
phases of development. The specifications are subject to change without notice. Verify with your
local Intel sales office that you have the latest datasheet before finalizing a design.
Order Number: 273598-003
January 2002

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