DESCRIPTION:

The IDT77904 and IDT77905 are designed to provide stable reference platforms for evaluation, design, and production of a 155Mbps NIC. The IDT77904 provides a fiber media physical (PHY) interface; the 77905 supports Unshielded Twisted Pair, Category 5 (UTP-5) cabling. Otherwise identical, they both feature complete PCI-bus ATM NIC functionality, plugging directly into PCI bus expansion slots.

FEATURES:

• Complete 155Mbps PCI-bus ATM Network Interface Card

• Supports 33MHz, 32-bit PCI bus

• 155Mbps Multimode fiber optical interface (77904)

• 155Mbps UTP-5 PHY interface (77905)

• Complete reference design including schematics, bill of materials, and data bases needed for production.

• Capable of supporting up to 16K receive connections

• Supports tens of thousands of transmit connections

• E2 PROM layout for Sub-vendor ID

• Small Form Factor: 2.5 x 6 inches

• SARWIN software evaluation program available for Windows 3.1™

• Third Party Software available:

- Telogy Networks

Windows NT™ Drivers and other Windows Drivers

21 Firstfield Road, Gaithersburg, Maryland 20878

(301) 527-2788 (phone) (301) 417-0324 (FAX)

hluterman@telogy.com

- Harris & Jefferies

Novel Netware™ Drivers

888 Washington Street, Dedham,

Massachusetts, 02026

(617) 329-3200 (phone) (617) 329-4148 (FAX)

chrisb@hjinc,com

- Advancenet Systems Inc.

Windows NT™ and Windows 95™ Drivers

406 Timbermill Rd., Durham, North Carolina 27713

(919) 544-5601 (phone) (919) 544-4601 (FAX)

j.harford@ieee.org or

75141,2635@compuserve.com