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LAN8820 Datasheet RGMII 10/100/1000 Ethernet Transceiver

Manufacturer: Microchip Technology

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Overview

LAN8820/LAN8820I RGMII 10/100/1000 Ethernet Transceiver with HP Auto-MDIX Support Highlights • Single-Chip Ethernet Physical Layer Transceiver (PHY) • Compliant with IEEE 802.3ab (1000BASE-T), IEEE 802.3u (Fast Ethernet), and ISO 802-3/IEEE 802.3 (10BASE-T) • HP Auto-MDIX support in accordance with IEEE 802.3ab specification at 10/100/1000 Mbps operation • Miniature 56-pin QFN lead-free RoHS compliant package with RGMII (8 x 8 x 0.85mm height) • Flexible configurations for LED status indicators • Implements Reduced Power Operating Modes Target Applications • Set-Top Boxes • Networked Printers and Servers • Test Instrumentation • LAN on Motherboard • Embedded Telecom Applications • Video Record/Playback Systems • Cable Modems/Routers • DSL Modems/Routers • Digital Video Recorders • IP and Video Phones • Wireless Access Points • Digital Televisions • Digital Media Adaptors/Servers • Gaming Consoles • POE Applications Key Benefits • High-Performance 10/100/1000 Ethernet Transceiver - Compliant with IEEE 802.3ab (1000BASE-T) - Compliant with IEEE 802.3/802.3u (Fast Ethernet) - Compliant with ISO 802-3/IEEE 802.3 (10BASE-T) - 10BASE-T, 100BASE-TX and 1000BASE-T support - Loop-back modes - Auto-negotiation (NEXT page support) - Automatic polarity detection and correction - Link status change wake-up detection - Vendor specific register functions - Supports reduced pin count RGMII interface - Controlled impedance outputs - Supports RGMII ID mode - Four status LED outputs and configurable LED modes with support for tricolor operation - Compliant with IEEE 802.3-2005 standards - RGMII pins tolerant to 3.6V - Integrated DSP implements adaptive equalizer, echo cancellers, and crosstalk cancellers - Efficient digital baseline wander correction • Power and I/Os - Configurable LED outputs - Various low power modes - 2.

Key Features

  • - IEEE 1149.1 (JTAG) boundary scan - Multiple clock options - 25MHz crystal or 25MHz single-ended clock.
  • Packaging - 56-pin QFN (8x8 mm) RoHS compliant package with RGMII.
  • Environmental - Commercial temperature range (0°C to +70°C) - Industrial temperature range (-40°C to +85°C)  2009-2015 Microchip Technology Inc. DS00001871B-page 1 LAN8820/LAN8820I TO OUR VALUED.

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