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LAN8720AI-CP Datasheet, PDF (1/79 Pages) Microchip Technology – Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support | |||
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LAN8720A/LAN8720Ai
Small Footprint RMII 10/100 Ethernet
Transceiver with HP Auto-MDIX Support
PRODUCT FEATURES
Highlights
 Single-Chip Ethernet Physical Layer Transceiver
(PHY)
 Comprehensive flexPWR® Technology
â Flexible Power Management Architecture
â LVCMOS Variable I/O voltage range: +1.6V to +3.6V
â Integrated 1.2V regulator
 HP Auto-MDIX support
 Miniature 24-pin QFN lead-free RoHS compliant
package (4 x 4 x 0.85mm height).
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 (Refer to SMSC Application Note 17.18)
Datasheet
Key Benefits
 High-Performance 10/100 Ethernet Transceiver
â Compliant with IEEE802.3/802.3u (Fast Ethernet)
â Compliant with ISO 802-3/IEEE 802.3 (10BASE-T)
â Loop-back modes
â Auto-negotiation
â Automatic polarity detection and correction
â Link status change wake-up detection
â Vendor specific register functions
â Supports the reduced pin count RMII interface
 Power and I/Os
â Various low power modes
â Integrated power-on reset circuit
â Two status LED outputs
â Latch-Up Performance Exceeds 150mA per EIA/JESD
78, Class II
â May be used with a single 3.3V supply
 Additional Features
â Ability to use a low cost 25Mhz crystal for reduced BOM
 Packaging
â 24-pin QFN (4x4 mm) Lead-Free RoHS Compliant
package with RMII
 Environmental
â Extended commercial temperature range
(0°C to +85°C)
â Industrial temperature range version available
(-40°C to +85°C)
SMSC LAN8720A/LAN8720Ai
DATASHEET
Revision 1.4 (08-23-12)
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