LAN8741A-EN Microchip

LAN8741A/LAN8741Ai Small Footprint MII/RMII 10/100 Energy Efficient Ethernet Transceiver with HP Auto-MDIX and flexPWR Technology Highlights Key Benefits Single-Chip Ethernet Physical Layer Transceiver High-performance 10/100 Ethernet transceiver (PHY) - Compliant with IEEE802.3/802.3u (Fast Ethernet) Compliant with Energy Efficient Ethernet 802.3az - Compliant with ISO 802-3/IEEE 802.3 (10BASE-T) Comprehensive flexPWR technology - Compliant with Energy Efficient Ethernet IEEE - Flexible power management architecture 802.3az - LVCMOS Variable I/O voltage range: +1.8 V to - Loop-back modes +3.3 V - Auto-negotiation - Integrated 1.2 V regulator with disable feature - Automatic polarity detection and correction HP Auto-MDIX support - Link status change wake-up detection Small footprint 32-pin VQFN, RoHS-compliant - Vendor specific register functions package (5 x 5 x 0.9 mm height) - Supports both MII and the reduced pin count RMII Deterministic 100 Mb internal loopback latency interface (MII Mode) Power and I/Os Target Applications - Various low power modes - Integrated power-on reset circuit Set-Top Boxes - Two status LED outputs Networked Printers and Servers - May be used with a single 3.3 V supply Test Instrumentation Additional Features LAN on Motherboard - Ability to use a low cost 25 MHz crystal for Embedded Telecom Applications reduced BOM Video Record/Playback Systems Packaging Cable Modems/Routers - 32-pin VQFN (5 x 5 mm), RoHS-compliant DSL Modems/Routers package with MII and RMII Digital Video Recorders Environmental IP and Video Phones - Commercial temperature range (0C to +70C) Wireless Access Points - Industrial temperature range (-40C to +85C) Digital Televisions Digital Media Adapters/Servers Gaming Consoles POE Applications (Refer to Microchip Application Note 17.18) 2013-2015 Microchip Technology Inc. DS00001988A-page 1LAN8741A/LAN8741Ai TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com. We welcome your feedback. Most Current Data Sheet To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: