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Am79C874 - NetPHY-1LP Low Power 10/100-TX/FX Ethernet Transceiver

General Description

The Am79C874 NetPHY-1LP device provides the physical (PHY) layer and transceiver functions for one 10/100 Mbps Ethernet port.

It delivers the dual benefits of CMOS low power consumption and small package size.

Operating at 3.3 V, it consumes only 0.3 W.

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Datasheet Details

Part number Am79C874
Manufacturer Advanced Micro Devices
File Size 869.20 KB
Description NetPHY-1LP Low Power 10/100-TX/FX Ethernet Transceiver
Datasheet download datasheet Am79C874 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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PRELIMINARY Am79C874 NetPHY™-1LP Low Power 10/100-TX/FX Ethernet Transceiver DISTINCTIVE CHARACTERISTICS s 10/100BASE-TX Ethernet PHY device with 100BASE-FX fiber optic support s Typical power consumption of 0.3 W s Sends/receives data reliably over cable lengths greater than 130 meters s MII mode supports 100BASE-X and 10BASE-T s 7-Wire (General Purpose Serial Interface (GPSI)) mode supports 10BASE-T s Three PowerWise™ management modes (from 300 mW typical) — Power down: only management responds Typical power = 3 mW — Unplugged: no cable, no receive clock Typical power = 100 mW — Idle wire: no wire signal, no receiver power Typical power = 285 mW; MAC saves over 100 mW s Supports 1:1 or 1.25:1 transmit transformer — Using a 1.