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LAN8720 Transceiver: Pinout, Benefit and Datasheet

IC TRANSCEIVER FULL 2/2 24QFN LAN8720 is a Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support. This article mainly introduces pinout, benefit, datasheet and other detailed information about Microchip Technology LAN8720.

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Sep 12, 2021

Selena Attlee

ESP32 ETH LAN8720

 

IC TRANSCEIVER FULL 2/2 24QFN

LAN8720 is a Small Footprint RMII 10/100 Ethernet Transceiver with HP Auto-MDIX Support. This article mainly introduces pinout, benefit, datasheet and other detailed information about Microchip Technology LAN8720.

LAN8720AI-CP

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LAN8720 Description

The LAN8720 is a low-power 10BASE-T/100BASE-TX physical layer (PHY) transceiver that transmits and receives on unshielded twisted-pair cable. It is available in both extended commercial and industrial temperature operating versions. 

 

The LAN8720 Interfaces to the MAC layer using a variable voltage digital Interface via the RMII Interface The digital Interface pins are tolerant to 3.6V. 

 

The LAN8720 implements Auto-Negotiation to automatically determine the best possible speed and duplex mode of operation. HP Auto-MDIX support allows using a direct connect LAN cable, or a cross-over path cable. 

LAN8720 Pinout

LAN8720 CAD Model

Symbol

Footprint

3D Model

LAN8720 Features

• Single-Chip Ethernet Physical Layer Transceiver (PHY)

• Comprehensive FlexPWR® Technology

- Flexible Power Management Architecture

- LVCMOS Variable I/O Voltage Range: +1.6V to +3.6V

- Integrated 1.2V Regulator

• HP Auto-MDIX Support

• Miniature 24-pin QFN/SQFN Lead-Free RoHS Compliant Packages (4 x 4mm).

Specifications

Microchip Technology LAN8720AI-CP technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology LAN8720AI-CP.

LAN8720AI-CP Tech Specifications

Microchip Technology LAN8720AI-CP technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology LAN8720AI-CP.

Product Attribute Attribute Value
Factory Lead Time6 Weeks
MountSurface Mount
Mounting TypeSurface Mount
Package / Case24-VFQFN Exposed Pad
Number of Pins24Pins
Weight67.698661mg
Usage LevelIndustrial grade
Operating Temperature-40°C~85°C
PackagingTray
Published2012
JESD-609 Codee3
Part StatusActive
Moisture Sensitivity Level (MSL)3 (168 Hours)
Number of Terminations24Terminations
TypeTransceiver
Product Attribute Attribute Value
Terminal FinishMatte Tin (Sn) - annealed
Voltage - Supply1.6V~3.6V
Terminal PositionQUAD
Terminal FormNO LEAD
Peak Reflow Temperature (Cel)NOT SPECIFIED
Number of Functions1Function
Supply Voltage3.3V
Terminal Pitch0.5mm
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
Base Part NumberLAN8720A
Qualification StatusNot Qualified
Operating Supply Voltage1.2V
Number of Channels1Channel
InterfaceEthernet
Max Supply Current21mA
Product Attribute Attribute Value
Data Rate100 Mbps
ProtocolRMII
Number of Drivers/Receivers2/2Drivers/Receiver
DuplexFull
Number of Transceivers1Transceiver
Simplex/DuplexFull Duplex
Ambient Temperature Range High85°C
Height1mm
Length4.1mm
Width4.1mm
REACH SVHCNo SVHC
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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LAN8720 Power Supply Diagram

Power Supply Diagram(1.2V Supplied By Internal Regulator)

Power Supply Diagram(1.2V Supplied By External Source)

LAN8720 System Block Diagram

LAN8720 Alternatives

Part Number Description Manufacturer
LAN8740-EN-TRTELECOMMUNICATION CIRCUITS Ethernet Transceiver Microchip Technology Inc
LAN8710AI-EZK-TR-ABCTELECOMMUNICATION CIRCUITS DATACOM, ETHERNET TRANSCEIVER Microchip Technology Inc
LAN8740A-EN-TRTELECOMMUNICATION CIRCUITS Ethernet Transceiver, 5 X 5 MM, 0.90 MM HEIGHT, HALOGEN FREE AND ROHS COMPLIANT, SQFN-32 SMSC
LAN8710AI-EZK-TRTELECOMMUNICATION CIRCUITS DATACOM, ETHERNET TRANSCEIVER, QCC32, 5 X 5 MM, 0.90 MM HEIGHT, ROHS COMPLIANT, QFN-32 Microchip Technology Inc
LAN8710A-EZK-TRTELECOMMUNICATION CIRCUITS Ethernet Transceiver, 1-Trnsvr, CMOS, 5 X 5 MM, 0.90 MM HEIGHT, ROHS COMPLIANT, QFN-32 SMSC
LAN8740AI-ENTELECOMMUNICATION CIRCUITS Ethernet Transceiver, 5 X 5 MM, 0.90 MM HEIGHT, HALOGEN FREE AND ROHS COMPLIANT, SQFN-32 SMSC
LAN8720AI-CP-TRTELECOMMUNICATION CIRCUITS Ethernet Transceiver, 1-Trnsvr, CMOS, 4 X 4 MM, 0.85 MM HEIGHT, ROHS COMPLIANT, QFN-24 SMSC
LAN8740I-ENTELECOMMUNICATION CIRCUITS Ethernet Transceiver Microchip Technology Inc
LAN8720A-CP-TRTELECOMMUNICATION CIRCUITS DATACOM, ETHERNET TRANSCEIVER, QCC24, 4 X 4 MM, 0.85 MM HEIGHT, ROHS COMPLIANT, QFN-24 Microchip Technology Inc
LAN8710AI-EZCTELECOMMUNICATION CIRCUITS DATACOM, ETHERNET TRANSCEIVER, QCC32, 5 X 5 MM, 0.90 MM HEIGHT, ROHS COMPLIANT, QFN-32 Microchip Technology Inc

LAN8720 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)

- Loop-Back Modes

- Auto-Negotiation

- Automatic Polarity Detection And Correction

- Link Status Change Wake-Up Detection

- Vendor Specific Register Functions

- Supports The Reduced Pin Count RMII Interface

• Power And I/Os

- Various Low Power Modes

- Integrated Power-On Reset Circuit

- Two Status LED Outputs

- Latch-Up Performance Exceeds 150mA Per EIA/JESD 78, Class II

- May Be Used With A Single 3.3V Supply

• Additional Features

- Ability To Use A Low Cost 25Mhz Crystal For Reduced BOM

• Packaging

- 24-Pin QFN/SQFN (4x4 mm) Lead-Free RoHS Compliant Package With RMII

• Environmental

- Extended Commercial Temperature Range (0°C to +85°C)

- Industrial Temperature Range Version Available (-40°C to +85°C)

 

LAN8720 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 (Refer to Application Note 

LAN8720 Package

LAN8720 Manufacturer

Microchip Technology Inc. is an American manufacturer of microcontrollers, memory and analog semiconductors. Its products include microcontrollers (PIC microcontrollers, dsPIC / PIC24, PIC32), serial EEPROM, serial SRAM, KEELOQ components, radio frequency (RF) components, thermal components, power and battery management analog components, and linear , Interface and mixed signal components. There are also some interface components including USB, ZigBee/MiWi, CANbus and Ethernet. The company is headquartered in Chandler, Arizona, and its wafer fabs are located in Tempe, Arizona and Gresham, Oregon.

 

Datasheet PDF

Download datasheets and manufacturer documentation for Microchip Technology LAN8720AI-CP.

LAN8720AI-CP Documents

Download datasheets and manufacturer documentation for LAN8720AI-CP

PCN Design/Specification
LAN8720A/LAN8720Ai 18/Jul/2016
ConflictMineralStatement
Microchip-company-68.pdf

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