LAN7500-ABZJ

Product Overview

Category: Integrated Circuit (IC)

Use: The LAN7500-ABZJ is a high-performance USB to Ethernet bridge controller. It enables seamless connectivity between USB devices and Ethernet networks.

Characteristics: - High-speed USB 2.0 interface - Supports 10/100/1000 Mbps Ethernet - Low power consumption - Compact package size - Robust design for reliable performance

Package: The LAN7500-ABZJ is available in a small form factor package, making it suitable for space-constrained applications.

Essence: This IC acts as a bridge between USB and Ethernet interfaces, allowing USB devices to connect to Ethernet networks.

Packaging/Quantity: The LAN7500-ABZJ is typically sold in reels or trays, with quantities varying based on customer requirements.

Specifications

• USB Interface: High-speed USB 2.0
• Ethernet Interface: 10/100/1000 Mbps
• Power Supply: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFN (Quad Flat No-Lead)
• Dimensions: 7mm x 7mm

Detailed Pin Configuration

The LAN7500-ABZJ features a QFN package with the following pin configuration:

1. VDD33: Power supply (3.3V)
2. GND: Ground
3. TXEN: Transmit Enable
4. TXD[3:0]: Transmit Data
5. RXD[3:0]: Receive Data
6. CRS: Carrier Sense
7. RXER: Receive Error
8. REFCLK: Reference Clock
9. CLKOUT: Clock Output
10. RESET: Reset Input
11. VBUS: USB Power
12. D+/-: USB Data Lines
13. INTN: Interrupt Output
14. SLEEP#: Sleep Mode Control
15. GPIO[1:0]: General Purpose I/O
16. NC: No Connection

Functional Features

• USB to Ethernet bridging: Enables USB devices to connect to Ethernet networks.
• High-speed data transfer: Supports USB 2.0 for fast and efficient data transmission.
• Auto-negotiation: Automatically detects and configures the Ethernet link speed (10/100/1000 Mbps).
• Wake-on-LAN support: Allows the device to be remotely powered on from a sleep state using Ethernet signals.
• Low power consumption: Optimized power management for energy efficiency.

Advantages and Disadvantages

Advantages: - Seamless integration of USB devices into Ethernet networks. - High-speed data transfer for efficient communication. - Compact package size for space-constrained applications. - Robust design ensures reliable performance. - Low power consumption for energy efficiency.

Disadvantages: - Requires additional components for complete USB-to-Ethernet functionality. - Limited to wired Ethernet connectivity.

Working Principles

The LAN7500-ABZJ acts as a bridge between USB and Ethernet interfaces. When connected to a USB host, it converts USB data packets into Ethernet frames and vice versa. It utilizes high-speed USB 2.0 for fast data transfer and supports auto-negotiation to determine the optimal Ethernet link speed. The IC also incorporates power management features to minimize power consumption.

Detailed Application Field Plans

The LAN7500-ABZJ finds applications in various fields, including: 1. Networking equipment: Enables USB connectivity in routers, switches, and access points. 2. Industrial automation: Facilitates USB-based control and monitoring in industrial systems. 3. Embedded systems: Integrates USB devices into embedded platforms for enhanced functionality. 4. Consumer electronics: Provides Ethernet connectivity to USB peripherals in smart TVs, gaming consoles, and set-top boxes. 5. Automotive: Enables USB-to-Ethernet communication in automotive infotainment systems.

Detailed and Complete Alternative Models

1. LAN7500-ABZJ-R: Similar to the LAN7500-ABZJ, but with extended temperature range (-40°C to +105°C).
2. LAN7800-ABZJ: USB 3.0 to Gigabit Ethernet bridge controller with enhanced performance and features.
3. LAN9514-JZX: USB hub with integrated Ethernet controller, allowing multiple USB devices to connect to an Ethernet network.

These alternative models offer similar functionality and can be considered based on specific requirements and compatibility.

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