LAN8740AIE semiconductor chips Ethernet ICs Small Footprint MII/RMII Energy Efficient Ethernet Transceiver LAN8740AI-EN

LAN8740AIE semiconductor chips Ethernet ICs Small Footprint MII/RMII Energy Efficient Ethernet Transceiver LAN8740AI-EN

Highlights

• Single-Chip Ethernet Physical Layer Transceiver (PHY)

• Compliant with Energy Efficient Ethernet 802.3az

• Cable diagnostic support • Wake on LAN (WoL) support

• Comprehensive flexPWR technology

- Flexible power management architecture

- LVCMOS Variable I/O voltage range: +1.8 V to +3.3 V

- Integrated 1.2 V regulator with disable feature

• HP Auto-MDIX support • Small footprint 32-pin VQFN, RoHS-compliant package (5 x 5 x 0.9 mm height)

• Deterministic 100 Mb internal loopback latency

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 Adapters/Servers

• Gaming Consoles

• POE Applications

Key Benefits

• High-performance 10/100 Ethernet transceiver

- Compliant with IEEE802.3/802.3u (Fast Ethernet)

- Compliant with ISO 802-3/IEEE 802.3 (10BASE-T)

- Compliant with Energy Efficient Ethernet IEEE 802.3az

- Loop-back modes - Auto-negotiation

- Automatic polarity detection and correction

- Link status change wake-up detection

- Vendor specific register functions

- Supports both MII and the reduced pin count RMII interfaces

• Power and I/Os

- Various low power modes

- Integrated power-on reset circuit

- Two status LED outputs

- May be used with a single 3.3 V supply

• Additional Features

- Ability to use a low cost 25 MHz crystal for reduced BOM

• Packaging - 32-pin VQFN (5 x 5 mm), RoHS

-compliant package with MII and RMII

• Environmental - Commercial temperature range (0°C to +70°C)

- Industrial temperature range (-40°C to +85°C)

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