
Allicdata Part #: | 638-1016-ND |
Manufacturer Part#: |
LAN91C111-NS |
Price: | $ 17.67 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Microchip Technology |
Short Description: | IC ETHERNET CTLR MAC PHY 128-QFP |
More Detail: | Ethernet Controller 10/100 Base-T/TX PHY Parallel ... |
DataSheet: | ![]() |
Quantity: | 86 |
1 +: | $ 17.67000 |
10 +: | $ 17.13990 |
100 +: | $ 16.78650 |
1000 +: | $ 16.43310 |
10000 +: | $ 15.90300 |
Series: | -- |
Packaging: | Tray |
Part Status: | Active |
Protocol: | Ethernet |
Function: | Controller |
Interface: | Parallel |
Standards: | 10/100 Base-T/TX PHY |
Voltage - Supply: | 3.3V |
Current - Supply: | -- |
Operating Temperature: | 0°C ~ 70°C |
Package / Case: | 128-BFQFP |
Supplier Device Package: | 128-QFP (14x20) |
Base Part Number: | LAN91C111 |
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LAN91C111-NS Application Field and Working Principle
The LAN91C111-NS is a highly integrated single-chip Ethernet controller designed for PC environments. It is a member of the NXP semiconductor family and it allows the connection of microcontroller based systems to standard LAN networks with ease. This chip is designed for applications in personal computers and other embedded systems such as game consoles, consumer electronics, and industrial controllers. The LAN91C111-NS is one of the few single-chip solutions that offer an integrated Ethernet Interface Controller that is fully contained in a single IC.
Application Field
The LAN91C111-NS is a versatile Ethernet interface controller that has been designed to provide reliable and cost-effective connectivity solutions for embedded systems. It is ideal for applications in Industrial Control, Automotive, Building Automation, Security/Surveillance, Medical and Home Appliance applications. In many of these applications, traditional embedded applications connected via an Ethernet protocol need an effective and cost-efficient network interface controller.
The LAN91C111-NS chipset is an excellent solution for these applications. It integrates the most essential network connectivity features, including a 10/100 Mbps Ethernet physical layer transceiver, a direct memory access controller, a full duplex MAC and auto-speed negotiation, into a single chip that allows for efficient, reliable, and cost-effective connection to LAN networks.
Working Principle
The LAN91C111-NS is a purpose-built Ethernet controller. It utilizes the NXP Semiconductor family of chipsets to provide an integrated Ethernet Interface Controller that is specifically optimized for the PC environment. The LAN91C111-NS uses an embedded 8-bit microcontroller core to perform the MAC layer operations, packet and frame management, and to control the Ethernet interface. It utilizes a direct memory access (DMA) controller to provide high-speed data transfer between the controller and system memory. The LAN91C111-NS also provides a buffered transmit and receive data path and can process data frames using a self-clocking, self-timed technology.
The LAN91C111-NS is designed to support a wide range of protocols, including the IEEE 802.3, IEEE 802.11, IEEE 802.11a, IEEE 802.11b, Universal Serial Bus (USB), and Basic Input Output System (BIOS) protocol. It is also equipped with a powerful interrupt system that can be used to monitor network status, control packet transmission and reception, and provide diagnostics and traceability.
The LAN91C111-NS is an ideal solution for embedded Ethernet applications where cost, power efficiency, and ease of integration are important. It provides an integrated solution that requires minimal external components and offers high performance, leading-edge features, and low power consumption.
In conclusion, the LAN 91C111-NS is a single-chip Ethernet interface controller that offers efficiency, reliability, and cost-effectiveness in personal computer and embedded network applications. It utilizes the NXP Semiconductor family of chipsets to provide a powerful and integrated controller. The integrated features and advanced features of the LAN 91C111-NS make it a great choice for interface controllers in industrial control, automotive, building automation, security/surveillance, medical, and home appliance applications.
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