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LAN9514-JZX
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LAN9514-JZX

Product Overview

Category

The LAN9514-JZX belongs to the category of integrated circuits (ICs) specifically designed for Local Area Network (LAN) applications.

Use

This product is primarily used for Ethernet connectivity in various electronic devices such as computers, routers, switches, and embedded systems.

Characteristics

  • High-speed Ethernet connectivity
  • Integrated USB hub functionality
  • Low power consumption
  • Compact package size
  • Robust design for reliable performance

Package

The LAN9514-JZX is available in a small form factor package, typically a Quad Flat No-Lead (QFN) package. This package ensures easy integration into space-constrained designs.

Essence

The essence of the LAN9514-JZX lies in its ability to provide both Ethernet connectivity and USB hub functionality in a single chip. This integration simplifies the design process and reduces the overall component count in electronic devices.

Packaging/Quantity

The LAN9514-JZX is typically supplied in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

  • Ethernet Standards: IEEE 802.3, 10BASE-T, 100BASE-TX
  • USB Standards: USB 2.0, USB 1.1
  • Operating Voltage: 3.3V
  • Data Transfer Rate: Up to 100 Mbps
  • Number of Ports: 4 x USB 2.0, 1 x Ethernet
  • Operating Temperature Range: -40°C to +85°C
  • Package Dimensions: 7mm x 7mm QFN

Detailed Pin Configuration

The LAN9514-JZX features a specific pin configuration that enables its various functionalities. The detailed pinout is as follows:

  1. VDD33: Power supply (3.3V)
  2. GND: Ground
  3. INT_N: Interrupt output
  4. CLKOUT: Clock output
  5. RST_N: Reset input
  6. VDDIO: I/O power supply (3.3V)
  7. USB_DP1: USB data positive line for port 1
  8. USB_DM1: USB data negative line for port 1
  9. USB_DP2: USB data positive line for port 2
  10. USB_DM2: USB data negative line for port 2
  11. USB_DP3: USB data positive line for port 3
  12. USB_DM3: USB data negative line for port 3
  13. USB_DP4: USB data positive line for port 4
  14. USB_DM4: USB data negative line for port 4
  15. ETH_RXD0: Ethernet receive data 0
  16. ETH_RXD1: Ethernet receive data 1
  17. ETH_RXD2: Ethernet receive data 2
  18. ETH_RXD3: Ethernet receive data 3
  19. ETHRXER: Ethernet receive error
  20. ETHRXDV: Ethernet receive data valid
  21. ETHTXEN: Ethernet transmit enable
  22. ETH_TXD0: Ethernet transmit data 0
  23. ETH_TXD1: Ethernet transmit data 1
  24. ETH_TXD2: Ethernet transmit data 2
  25. ETH_TXD3: Ethernet transmit data 3

Functional Features

The LAN9514-JZX offers several functional features that make it a versatile choice for Ethernet connectivity and USB hub integration:

  • Integrated USB hub with four downstream ports
  • Support for USB 2.0 and USB 1.1 standards
  • Auto-negotiation for Ethernet speed and duplex mode
  • Built-in Ethernet MAC and PHY
  • Wake-on-LAN support for remote device wake-up
  • Low power consumption in idle and sleep modes
  • Support for various power management features

Advantages and Disadvantages

Advantages

  • Simplifies design by integrating Ethernet and USB hub functionality
  • Compact package size allows for space-constrained designs
  • Low power consumption enhances energy efficiency
  • Robust design ensures reliable performance
  • Support for various power management features improves overall system efficiency

Disadvantages

  • Limited to 100 Mbps Ethernet speed, not suitable for high-speed applications
  • May require additional external components for certain functionalities
  • Availability and pricing may vary depending on the supplier

Working Principles

The LAN9514-JZX operates by receiving and transmitting data through its integrated Ethernet MAC and PHY. It communicates with connected devices via USB, providing both data transfer and power distribution capabilities. The chip's internal circuitry handles the conversion between USB and Ethernet protocols, ensuring seamless connectivity.

Detailed Application Field Plans

The LAN9514-JZX finds application in a wide range of electronic devices, including but not limited to:

  1. Computers and laptops
  2. Routers and switches
  3. Network attached storage (NAS) devices
  4. Industrial automation

Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät LAN9514-JZX :n soveltamiseen teknisissä ratkaisuissa

Sure! Here are 10 common questions and answers related to the application of LAN9514-JZX in technical solutions:

  1. Q: What is LAN9514-JZX? A: LAN9514-JZX is a highly integrated USB 2.0 hub and Ethernet controller, commonly used in embedded systems for networking and USB connectivity.

  2. Q: What are the key features of LAN9514-JZX? A: Some key features of LAN9514-JZX include four downstream USB 2.0 ports, an integrated 10/100 Ethernet controller, support for various power management modes, and compatibility with multiple operating systems.

  3. Q: How can I connect LAN9514-JZX to my system? A: LAN9514-JZX can be connected to your system using its USB interface and Ethernet port. It requires appropriate drivers and software to be installed on the host system.

  4. Q: Can LAN9514-JZX be used in both standalone and networked applications? A: Yes, LAN9514-JZX can be used in both standalone applications where it provides USB connectivity and networked applications where it acts as an Ethernet controller.

  5. Q: What are the power requirements for LAN9514-JZX? A: LAN9514-JZX typically requires a 3.3V power supply, but it also supports low-power modes to conserve energy when not in use.

  6. Q: Is LAN9514-JZX compatible with different operating systems? A: Yes, LAN9514-JZX is compatible with various operating systems such as Windows, Linux, and macOS. However, appropriate drivers may need to be installed for proper functionality.

  7. Q: Can I use LAN9514-JZX to expand the number of USB ports in my system? A: Absolutely! LAN9514-JZX is designed to act as a USB hub, allowing you to connect multiple USB devices to your system using its downstream ports.

  8. Q: Does LAN9514-JZX support USB 3.0 or higher speeds? A: No, LAN9514-JZX supports USB 2.0 speeds (480 Mbps). It does not support USB 3.0 or higher speeds.

  9. Q: Can I use LAN9514-JZX in industrial applications? A: Yes, LAN9514-JZX is suitable for industrial applications due to its robust design, wide temperature range, and support for various power management modes.

  10. Q: Where can I find more information about LAN9514-JZX and its application in technical solutions? A: You can refer to the datasheet, user manual, and application notes provided by the manufacturer of LAN9514-JZX. Additionally, online forums and communities dedicated to embedded systems may also have valuable information on its application.