Description
The KSZ8721BL-TR is a single-port 10/100BASE-TX physical layer transceiver (PHY) designed for Ethernet applications. It is part of the KSZ8721 series by Microchip Technology. This PHY is designed for use in various networking applications, providing reliable and efficient data transmission over twisted-pair cables.
Key features of the KSZ8721BL-TR include support for the IEEE 802.3u standard, auto MDI/MDI-X crossover to eliminate the need for crossover cables, and Auto-Negotiation to automatically select the optimal data rate and duplex mode. The device supports HP Auto MDI/MDI-X function, which enables the PHY to automatically exchange data with either straight or crossover cables. It also includes a Media Independent Interface (MII) for easy connection to Ethernet MAC layers.
The transceiver is designed for low power consumption and includes additional features like link and activity LED indicators for straightforward network diagnostics. Its compact package and robust performance make it suitable for embedded applications, such as routers, switches, and other networking devices.
Equivalent
The KSZ8721BL-TR is a single-port 10/100 Mbps Ethernet physical layer transceiver. Equivalent products include the DP83848 from Texas Instruments, the LAN8720A from Microchip Technology, and the RTL8201 from Realtek. These alternatives offer similar functionality and are used in Ethernet applications requiring physical layer transceivers for network communications. Always verify compatibility with specific design requirements before selecting an equivalent product.
Features
The KSZ8721BL-TR is a single-port 10/100 Mbps Ethernet transceiver designed for reliable data communication. Key features include:
1. Standards Compliance: Supports IEEE 802.3u 100Base-TX and IEEE 802.3 10Base-T standards, ensuring compatibility with various network systems.
2. Auto-Negotiation: Automatically negotiates speed and full/half duplex operation, optimizing network performance.
3. HP Auto MDI/MDI-X: Simplifies installation by automatically managing crossover cable detection.
4. Low Power Consumption: Features power-saving modes, which make it suitable for energy-efficient applications.
5. Flexible Clock Source: Offers a choice of clock sources with a crystal oscillator or an external clock.
6. LED Indicators: Provides on-chip support for LED indicators to display network status and activity.
7. Robust Design: Incorporates various diagnostic and loopback capabilities for testing and troubleshooting.
8. Small Package: Available in a compact 48-pin LQFP package, facilitating easy integration into system designs.
These features make the KSZ8721BL-TR ideal for a variety of networking applications, including embedded systems, routers, and switches.
Pinout
The KSZ8721BL-TR is a single-port 10/100BASE-TX Ethernet physical layer transceiver. It is housed in a 48-pin LQFP (Low-Profile Quad Flat Package). The device is designed for use in network applications and provides the necessary physical layer interface for Ethernet, supporting auto-negotiation to automatically select the fastest link speed. Key functionalities include MII (Media Independent Interface) support, energy detect power-down mode, and HP Auto MDI/MDI-X crossover support, which simplifies network installation by automatically detecting and correcting for cabling errors. The KSZ8721BL-TR is used in applications that require a reliable and efficient Ethernet physical layer, such as in industrial automation, consumer electronics, and embedded systems.
Manufacturer
The KSZ8721BL-TR is manufactured by Microchip Technology Inc. Microchip Technology is a leading semiconductor company that designs, develops, and sells microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company primarily serves the embedded control applications market, providing solutions in areas such as automotive, industrial, consumer, and computing sectors. Microchip is known for its extensive portfolio of microcontroller and analog products, which are used by engineers and designers to create a variety of electronic devices.
Application
The KSZ8721BL-TR is a single-port 10/100BASE-TX Ethernet physical layer transceiver designed for various application areas. It is commonly used in embedded systems, networked devices, and industrial automation to provide Ethernet connectivity. Its applications include use in network interface cards, routers, switches, and IP phones. It is also suitable for consumer electronics such as smart TVs and set-top boxes, as well as in automotive systems for in-vehicle networking. Its low power consumption and compact design make it ideal for portable and space-constrained devices. Additionally, its compliance with IEEE 802.3 standards ensures reliable network performance across diverse applications.
Package
The KSZ8721BL-TR is an Ethernet physical layer transceiver (PHY) typically available in a 48-pin LQFP (Low-Profile Quad Flat Package). This package type allows for efficient heat dissipation and is suitable for surface-mount technology.