AM79C981 Datasheet (Advanced Micro Devices) - Integrated Multiport Repeater

AM79C981, Integrated Multiport Repeater

The Integrated Multiport Repeater Plus (IMR+) chip is a VLSI circuit that provides a system-level solution to designing a compliant 802.3 repeater incorporating 10BASE-T transceivers.

The device integrates the Repeater functions speciﬁed by Section 9 of the IEEE 802.3 standard and Twisted-Pair Trans

AM79C981 Features

* Minimum mode provides support for an extra four LED outputs per port for additional status in non-intelligent repeater designs

* Pin/socket-compatible with the Am79C980 IMR chip

* Fully backward-compatible with existing IMR device designs s Interfaces directly with the Am79