The NWK954 is a fully integrated, unmanaged, 4-port Fast Ethernet Repeater conforming to the IEEE 802.3 100BASE-TX Standard. The device integrates the 802.3 Repeater functions with four 100BASE-TX PHY modules, enabling direct connection to the isolation transformers with no additional PHY components.

FEATURES
■ Compliant with IEEE 802.3 100BASE-TX Repeater Unit Specification
■ Incorporates four IEEE 802.3 Compliant 100BASE-TX Ports
■ Local Expansion Port for Cascading to 24 Ports
■ Stackable Backplane for Expansion up to 192 Ports
■ Link/Activity LED and Receive Error LED for each Port
■ Collision LED
■ Five LED Network Utilization Display
■ Base Line Wander Correction
■ Power Saving on Unused Ports
■ Driven from a Single 25MHz Clock
■ Single 5V supply
■ Low Power CMOS Technology
■ 128-pin PQFP package