Product Summary

The Intel FW82801EB Communications I/O Controller Hub (FW82801EB C-ICH) is a highly integrated multifunctional communications I/O controller hub that provides the interface to the PCI bus and integrates many of the functions needed in today communications applications. This document provides a detailed description of the FW82801EB C-ICH thermal, electrical and mechanical specifications, including signals, pinout, packaging, electrical characteristics, and testability.

Parametrics

FW82801EB absolute maximum ratings: (1)Case Temperature under Bias: 0℃ to +109℃; (2)Storage Temperature: -55℃ to +150℃; (3)Voltage on Any 3.3 V Pin with Respect to Ground: -0.5 to Vcc + 0.3 V; (4)Voltage on Any 5 V Tolerant Pin with Respect to Ground:(VREF=5 V): -0.5 to VREF + 0.3 V; (5)1.8 V Supply Voltage with Respect to Vss: -0.5 to +2.7V; (6)3.3 V Supply Voltage with Respect to Vss: -0.5 to +4.6 V; (7)5.0 V Supply Voltage (Vref) with Respect to Vss: -0.5 to +5.5V; (8)Maximum Power Dissipation: 2.0 W.

Features

FW82801EB features: (1)Supports Intel processors, the 82815E GMCH and the 82810E GMCH; (2)8-Bit Hub Interface: 266 Mbyte/s maximum throughput; (3)Two integrated LAN controllers; (4)USB: Includes one UHCI Host Controller with a total of two ports: USB 1.1 compliant; (5)PCI Bus interface: Supports PCI Rev 2.2 specification at 33 MHz; 133 Mbyte/s maximum throughput; (6)Low-Pincount (LPC) interface; (7)Firmware Hub (FWH) interface; (8)Supports 8-Mbyte memory size; (9)Integrated IDE controller supports Ultra100 DMA, Ultra66 and Ultra33 DMA mode transfers; (10)Interrupt Controller, Two cascaded 82C59 interrupt controllers; Integrated I/O (x) APIC supporting 24 interrupts; 15 interrupts supported in 8259 mode; Two cascaded 8237 DMA controllers; (11)Integrated 82C54-compatible timers; (12)Real-time clock with 256-byte battery backed CMOS RAM; (13)System Management Bus (SMBus): Compatible with most two-wire components that are also I2C compatible; Slave interface allows external microcontroller to access system resources; (14)GPIO, Exact number varies by configuration. Maximum: 12 inputs, eight outputs, four I/O; (15)Integrated 16550 compatible UARTs: Two UARTs; Serial Interrupts; (16)Supports IRQ1/IRQ12 emulation to avoid external keyboard controller; (17)1.8 V operation with 3.3 V I/O. 5 V tolerance on many buffers, including PCI and IDE; (18)Package: 421 BGA.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
FW82801EB
FW82801EB

Other


Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
FW82439HXSU115
FW82439HXSU115


IC 82439HX SYS CTRL MHXC 324BGA

Data Sheet

0-1: $10.88
1-10: $10.61
10-25: $9.79
25-100: $8.97
FW82439TX
FW82439TX

Other


Data Sheet

Negotiable 
FW82439TXSL28T
FW82439TXSL28T


IC 82439TX SYS CTRL MTXC 324BGA

Data Sheet

Negotiable 
FW82443BXSL2VH
FW82443BXSL2VH


IC 82443BX SYS CTRLR 492-PBGA

Data Sheet

Negotiable 
FW82546GB
FW82546GB

Intel

IC CTRLR ETHRNT 2-PORT 364BGA

Data Sheet

1-1: $55.13
FW82801AA SL3Z2
FW82801AA SL3Z2

Other


Data Sheet

Negotiable