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KSZ8721BLA4 TR

KSZ8721BLA4 TR

Product Overview

  • Category: Integrated Circuit
  • Use: Ethernet Physical Layer Transceiver
  • Characteristics: High-performance, low-power consumption
  • Package: 48-LQFP (Lead Quad Flat Package)
  • Essence: Provides a physical interface between Ethernet MAC (Media Access Control) and the Ethernet cable
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Supply Voltage: 3.3V
  • Operating Temperature Range: -40°C to +85°C
  • Data Rate: 10/100 Mbps
  • Interface: MII (Media Independent Interface), RMII (Reduced Media Independent Interface)
  • Supported Protocols: IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
  • LED Indicators: Link, Activity, Speed

Pin Configuration

The KSZ8721BLA4 TR has a total of 48 pins. Here is a detailed pin configuration:

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

Functional Features

  • Supports both 10 Mbps and 100 Mbps Ethernet speeds
  • Auto-negotiation for speed and duplex mode
  • Integrated termination resistors for MII/RMII interfaces
  • Built-in signal conditioning for improved performance
  • Low power consumption in idle mode
  • Supports Wake-on-LAN (WoL) functionality

Advantages and Disadvantages

Advantages: - High-performance Ethernet transceiver - Low power consumption - Supports various interface options - Integrated termination resistors simplify design - Signal conditioning improves reliability

Disadvantages: - Limited to 10/100 Mbps data rates - No support for Gigabit Ethernet

Working Principles

The KSZ8721BLA4 TR acts as a bridge between the Ethernet MAC and the physical Ethernet cable. It receives digital data from the MAC, converts it into analog signals, and transmits them over the cable. On the receiving end, it receives analog signals from the cable, converts them back into digital data, and sends it to the MAC for further processing.

Detailed Application Field Plans

The KSZ8721BLA4 TR is commonly used in various networking applications, including:

  1. Ethernet switches
  2. Network routers
  3. Industrial automation systems
  4. Embedded systems
  5. Internet of Things (IoT) devices

Detailed and Complete Alternative Models

  1. KSZ8721B
  2. KSZ8721BL
  3. KSZ8721BLI
  4. KSZ8721BLITR
  5. KSZ8721BLTR

These alternative models offer similar functionality and characteristics to the KSZ8721BLA4 TR, providing flexibility in design choices.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de KSZ8721BLA4 TR en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of KSZ8721BLA4 TR in technical solutions:

Q1: What is KSZ8721BLA4 TR? A1: KSZ8721BLA4 TR is a highly integrated Ethernet physical layer transceiver (PHY) that provides a robust and flexible solution for Ethernet connectivity in various technical applications.

Q2: What are the key features of KSZ8721BLA4 TR? A2: Some key features of KSZ8721BLA4 TR include support for 10/100 Mbps data rates, auto-negotiation, MDI/MDIX crossover, low power consumption, and advanced power management capabilities.

Q3: What technical solutions can KSZ8721BLA4 TR be used in? A3: KSZ8721BLA4 TR can be used in a wide range of technical solutions, including industrial automation, automotive electronics, home networking, IoT devices, and embedded systems.

Q4: How does KSZ8721BLA4 TR ensure reliable Ethernet connectivity? A4: KSZ8721BLA4 TR incorporates advanced features like auto-negotiation, link detection, and error correction mechanisms to ensure reliable Ethernet connectivity even in challenging environments.

Q5: Can KSZ8721BLA4 TR be powered by low voltage supplies? A5: Yes, KSZ8721BLA4 TR supports low voltage operation and can be powered by supplies as low as 2.7V, making it suitable for battery-powered or low-power applications.

Q6: Does KSZ8721BLA4 TR support different interface options? A6: Yes, KSZ8721BLA4 TR supports both MII (Media Independent Interface) and RMII (Reduced Media Independent Interface) interfaces, providing flexibility in connecting to various microcontrollers or processors.

Q7: Can KSZ8721BLA4 TR be used for Ethernet communication over long distances? A7: Yes, KSZ8721BLA4 TR supports extended cable reach of up to 100 meters, making it suitable for applications that require Ethernet communication over long distances.

Q8: Does KSZ8721BLA4 TR support power-saving features? A8: Yes, KSZ8721BLA4 TR incorporates advanced power management features like Energy Detect Power-Down mode and Wake-on-LAN functionality to optimize power consumption in various applications.

Q9: Is KSZ8721BLA4 TR compatible with different Ethernet standards? A9: Yes, KSZ8721BLA4 TR is compliant with IEEE 802.3 and supports both 10BASE-T and 100BASE-TX Ethernet standards, ensuring compatibility with a wide range of networking equipment.

Q10: Are evaluation boards or reference designs available for KSZ8721BLA4 TR? A10: Yes, Microchip (the manufacturer of KSZ8721BLA4 TR) provides evaluation boards and reference designs that can help developers quickly integrate the transceiver into their technical solutions.

Please note that these questions and answers are general and may vary depending on specific application requirements and implementation details.