LAN7801-I/9JX

Product Overview

Use

This product is primarily used for enabling Ethernet connectivity in various electronic devices.

Characteristics

High-performance Ethernet controller
Supports 10/100/1000 Mbps data rates
Low power consumption
Compact size
Easy integration into existing systems

Package

The LAN7801-I/9JX comes in a small form factor package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of the LAN7801-I/9JX lies in its ability to provide reliable and high-speed Ethernet connectivity to electronic devices.

Packaging/Quantity

The product is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

Data Rates: 10/100/1000 Mbps
Interface: USB 2.0
Operating Voltage: 3.3V
Power Consumption: <500mW
Temperature Range: -40°C to +85°C
Package Type: QFN-48

Detailed Pin Configuration

The LAN7801-I/9JX has a total of 48 pins, which are assigned specific functions. The pin configuration is as follows:

(Pin Number) - (Pin Name) - (Function) 1 - VDD33 - Power Supply 2 - VDD33 - Power Supply 3 - VDD33 - Power Supply 4 - VDD33 - Power Supply 5 - VDD33 - Power Supply 6 - VDD33 - Power Supply 7 - VDD33 - Power Supply 8 - VDD33 - Power Supply 9 - VDD33 - Power Supply 10 - VDD33 - Power Supply 11 - VDD33 - Power Supply 12 - VDD33 - Power Supply 13 - VDD33 - Power Supply 14 - VDD33 - Power Supply 15 - VDD33 - Power Supply 16 - VDD33 - Power Supply 17 - VDD33 - Power Supply 18 - VDD33 - Power Supply 19 - VDD33 - Power Supply 20 - VDD33 - Power Supply 21 - VDD33 - Power Supply 22 - VDD33 - Power Supply 23 - VDD33 - Power Supply 24 - VDD33 - Power Supply 25 - VDD33 - Power Supply 26 - VDD33 - Power Supply 27 - VDD33 - Power Supply 28 - VDD33 - Power Supply 29 - VDD33 - Power Supply 30 - VDD33 - Power Supply 31 - VDD33 - Power Supply 32 - VDD33 - Power Supply 33 - VDD33 - Power Supply 34 - VDD33 - Power Supply 35 - VDD33 - Power Supply 36 - VDD33 - Power Supply 37 - VDD33 - Power Supply 38 - VDD33 - Power Supply 39 - VDD33 - Power Supply 40 - VDD33 - Power Supply 41 - VDD33 - Power Supply 42 - VDD33 - Power Supply 43 - VDD33 - Power Supply 44 - VDD33 - Power Supply 45 - VDD33 - Power Supply 46 - VDD33 - Power Supply 47 - VDD33 - Power Supply 48 - VDD33 - Power Supply

Functional Features

USB 2.0 interface for easy integration with host devices
Supports full-duplex and half-duplex operation
Auto-negotiation of data rates for optimal performance
Integrated 10/100/1000 Mbps Ethernet PHY
Supports Wake-on-LAN (WoL) functionality

Advantages and Disadvantages

Advantages

High-performance Ethernet connectivity
Low power consumption
Compact size for easy integration
Wide temperature range for versatile applications
Supports various data rates

Disadvantages

Requires USB 2.0 interface for connection
Limited to wired Ethernet connectivity

Working Principles

The LAN7801-I/9JX works by receiving and transmitting Ethernet data packets through the USB 2.0 interface. It utilizes an integrated Ethernet PHY to handle the physical layer functions, such as encoding and decoding of data signals. The controller supports auto-negotiation to determine the optimal data rate for communication.

Detailed Application Field Plans

The LAN7801-I/9JX is suitable for a wide range of applications, including but not limited to: - Desktop computers - Laptops and notebooks - Gaming consoles - Set-top boxes - Smart TVs - Industrial automation systems - Internet of Things (IoT) devices

Detailed and Complete Alternative

技術ソリューションにおける LAN7801-I/9JX の適用に関連する 10 件の一般的な質問と回答をリストします。

What is the LAN7801-I/9JX used for?
- The LAN7801-I/9JX is a high-performance Ethernet bridge and PHY that can be used in various technical solutions to enable Ethernet connectivity.
What are the key features of the LAN7801-I/9JX?
- The LAN7801-I/9JX features include IEEE 802.3bw compliant, MII/RMII interface, low power consumption, and industrial temperature range support.
Can the LAN7801-I/9JX be used in automotive applications?
- Yes, the LAN7801-I/9JX is suitable for automotive applications due to its robust design and compliance with automotive standards.
How does the LAN7801-I/9JX handle power management?
- The LAN7801-I/9JX incorporates advanced power management features to optimize power consumption and support energy-efficient designs.
Is the LAN7801-I/9JX compatible with different microcontrollers?
- Yes, the LAN7801-I/9JX is designed to be compatible with a wide range of microcontrollers, providing flexibility in system integration.
What kind of diagnostic and monitoring capabilities does the LAN7801-I/9JX offer?
- The LAN7801-I/9JX provides extensive diagnostic and monitoring capabilities, including link status detection, loopback modes, and comprehensive error reporting.
Can the LAN7801-I/9JX support multiple Ethernet speeds?
- Yes, the LAN7801-I/9JX supports various Ethernet speeds, including 10Mbps, 100Mbps, and 1000Mbps, making it versatile for different network requirements.
How does the LAN7801-I/9JX ensure reliable data transmission?
- The LAN7801-I/9JX implements advanced error correction and signal integrity mechanisms to ensure reliable data transmission over Ethernet networks.
Is the LAN7801-I/9JX suitable for harsh industrial environments?
- Yes, the LAN7801-I/9JX is designed to operate reliably in harsh industrial environments, with support for extended temperature ranges and robust construction.
What kind of support and documentation is available for integrating the LAN7801-I/9JX into technical solutions?
- The LAN7801-I/9JX comes with comprehensive technical documentation, application notes, and customer support to assist with seamless integration into technical solutions.