82801E

Intel® 82801E Communications I/O Controller Hub (C-ICH) for Applied Computing Advance Information Datasheet Product Features s s s s s s s s s Supports Intel processors, the 82815E GMCH and the 82810E GMCH 8-Bit Hub Interface — 266 Mbyte/s maximum throughput Two integrated LAN controllers USB — Includes one UHCI Host Controller with a total of two ports — USB 1.1 compliant PCI Bus interface — Supports PCI Rev 2.2 specification at 33 MHz — 133 Mbyte/s maximum throughput Low-Pincount (LPC) interface Firmware Hub (FWH) interface — Supports 8-Mbyte memory size Integrated IDE controller supports Ultra100 DMA, Ultra66 and Ultra33 DMA mode transfers Interrupt Controller — Two cascaded 82C59 interrupt controllers — Integrated I/O (x) APIC supporting 24 interrupts — 15 interrupts supported in 8259 mode s s s s s s s s s Two cascaded 8237 DMA controllers Integrated 82C54-compatible timers Real-time clock with 256-byte batterybacked CMOS RAM System Management Bus (SMBus) — Compatible with most two-wire components that are also I2C compatible — Slave interface allows external microcontroller to access system resources GPIO — Exact number varies by configuration. Maximum: 12 inputs, eight outputs, four I/O Integrated 16550 compatible UARTs — Two UARTs — Serial Interrupts Supports IRQ1/IRQ12 emulation to avoid external keyboard controller 1.8 V operation with 3.3 V I/O. 5 V tolerance on many buffers, including PCI and IDE Package: 421 BGA Notice: This document contains infor...