Product Tree

Ethernet PHY Overview

Robust and reliable Ethernet PHYs with industry’s highest precision and lowest deterministic latency

EMI mitigation

EMI mitigation

Less noise emission/interference with other components on the board allows for more margin in system design.

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Robust ESD performance

Robust ESD performance

Built-in ESD allows for fewer external components and lowers costs for more robust and reliable systems.

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Designed for low latency

Designed for low latency

Faster response time, greater predictability, and more nodes can be daisy-chained for more accurate and efficient systems.

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Ethernet PHY system block diagram

System Block Diagram

Ethernet PHY applications


Everyday consumer products

  • Network printers
  • Broadband gateways
  • Smart TVs
  • Set-top boxes


Robust and reliable

  • Factory automation (motor drives)
  • Smart grid (e-meters)
  • Building automation (IP cameras)


External gateway connections

  • On board diagnostics (OBD)
  • Firmware upgrades
  • Navigation updates

Key Ethernet PHY products: A fit for any system

Ethernet PHY Family Key Features Speed (Mbps) Temperature Range (°C)
Commercial Industrial Extended
0 to + 70 -40 to + 85 -40 to +105 -40 to +125
DP83822 - NEW Industry’s Lowest Power 10/100
DP83867 - NEW Gigabit Ethernet PHY 10/100/1000  
DP83848 QFP-48/QFN-40 10/100
DP83848Q-Q1 Automotive Grade 10/100    
DP83630/40 IEEE1588 H/W time stamp 10/100      
DP83849 Dual 10/100 PHY 10/100    

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World’s most robust and reliable 10/100 and Gigabit Ethernet PHY transceivers with the industry’s highest precision and lowest deterministic latency.