KSZ8721SL-TR

Product Overview

Category

The KSZ8721SL-TR belongs to the category of Ethernet Physical Layer Transceivers.

Use

This product is primarily used for Ethernet communication applications, providing a physical interface between an Ethernet controller and an Ethernet cable.

Characteristics

• Supports 10/100 Mbps data rates
• Compliant with IEEE 802.3 standards
• Low power consumption
• Integrated termination resistors
• Supports Auto-MDIX (automatic crossover detection)
• Small form factor package

Package

The KSZ8721SL-TR is available in a small 48-pin Thin Quad Flat Pack (TQFP) package.

Essence

The essence of the KSZ8721SL-TR lies in its ability to facilitate reliable and high-speed Ethernet communication by converting digital signals from an Ethernet controller into analog signals suitable for transmission over Ethernet cables.

Packaging/Quantity

The KSZ8721SL-TR is typically packaged in reels containing 2500 units.

Specifications

• Data Rate: 10/100 Mbps
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: MII (Media Independent Interface)
• ESD Protection: ±8kV HBM (Human Body Model)

Detailed Pin Configuration

The KSZ8721SL-TR features a total of 48 pins. The pin configuration is as follows:

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. GND

Functional Features

• Integrated Auto-MDIX functionality eliminates the need for crossover cables.
• Supports energy-efficient Ethernet (EEE) to reduce power consumption during periods of low network activity.
• Provides built-in termination resistors, simplifying the design and reducing external component count.
• Supports various diagnostic features such as link status detection and loopback modes.

Advantages and Disadvantages

Advantages

• High-speed data transmission at 10/100 Mbps.
• Low power consumption.
• Compact package size.
• Compliance with industry standards ensures compatibility with a wide range of devices.

Disadvantages

• Limited to 10/100 Mbps data rates, not suitable for higher-speed Ethernet applications.
• Lack of advanced features found in more specialized transceivers.

Working Principles

The KSZ8721SL-TR operates by receiving digital signals from an Ethernet controller through the Media Independent Interface (MII). It then converts these digital signals into analog signals suitable for transmission over Ethernet cables. On the receiving end, it performs the reverse process, converting analog signals back into digital signals for the Ethernet controller to process.

Detailed Application Field Plans

The KSZ8721SL-TR is commonly used in various applications, including: - Network switches - Routers - Industrial automation systems - Embedded systems - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the KSZ8721SL-TR include: - KSZ8081RNB - DP83848CVV - LAN8720A

These alternative models offer similar functionality and are widely used in Ethernet communication applications.

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