LAN91C111I-NU The Microchip Technology LAN91C111I-NU is an Ethernet Controller IC with a 128-TQFP package. It supports 10/100 Base-T/TX PHY standards and operates at 3.3V.
Mfr Part #:

LAN91C111I-NU

Available from 4 distributors
Mfr Name: Microchip Technology
Microchip Technology
The Microchip Technology LAN91C111I-NU is an Ethernet Controller IC with a 128-TQFP package. It supports 10/100 Base-T/TX PHY standards and operates at 3.3V.
Total Stock: 30,759 pcs

LAN91C111I-NU Available from 4 distributors

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LAN91C111I-NU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Function
Interface
Mounting Type
Operating Temperature
Package / Case
Protocol
Standards
Supplier Device Package
Voltage

LAN91C111I-NU Description

Short technical summary and product information.

The Microchip Technology LAN91C111I-NU is an integrated circuit designed as an Ethernet Controller, MAC, and PHY. It features a parallel interface and is housed in a 128-TQFP package with dimensions of 14x14 mm and a height of 1 mm.

 

This controller supports Ethernet speeds of 10 Mb/s and 100 Mb/s, adhering to 10/100 Base-T/TX PHY standards. It operates within a supply voltage range of 3.135V to 3.465V, with a typical operating voltage of 3.3V. The device offers both full and half-duplex communication modes and includes auto-negotiation and DMA support.

 

Environmental specifications include an operating temperature range of -40°C to 85°C and a Moisture Sensitivity Level (MSL) of 1. The RoHS status is reported as RoHS3 Compliant, and the REACH status is REACH Unaffected. The controller is designed for surface mount applications.

 

Key electrical characteristics include an MII interface type, EISA/ISA host interface compatibility, and a maximum supply current of 140 mA. It supports internal loopback mode and has one transceiver. The LAN91C111I-NU is suitable for various networking applications requiring reliable Ethernet connectivity.

LAN91C111I-NU Quick Information

Product Type: Ethernet Controller
Series: LAN91C111
Canonical Name: Microchip Technology LAN91C111I-NU Ethernet Controller
Subcategory: Interface Controllers

LAN91C111I-NU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LAN91C111I-NU Features

  • Ethernet Controller with MAC and PHY.
  • Supports 10/100 Mb/s data rates.
  • 128-TQFP surface mount package.
  • Operates at 3.3V supply voltage.
  • RoHS3 Compliant.

LAN91C111I-NU Applications

  • Networking equipment.
  • Embedded systems.
  • Industrial control.
  • Data communication.

LAN91C111I-NU FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the LAN91C111I-NU?

The operating temperature range is -40°C to 85°C.

What supply voltage does the LAN91C111I-NU require?

The typical operating supply voltage is 3.3V, with a minimum of 3.135V and a maximum of 3.465V.

What package type is the LAN91C111I-NU available in?

The LAN91C111I-NU is available in a 128-TQFP package.

What Ethernet speeds does the LAN91C111I-NU support?

The LAN91C111I-NU supports Ethernet speeds of 10 Mb/s and 100 Mb/s.

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