Part Number: KSZ8041NLI-TR

Manufacturer: Microchip Technology

Description: IC TRANSCEIVER FULL 1/1 32QFN

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of KSZ8041NLI-TR

Datasheet  KSZ8041NLI-TR datasheet
Category Integrated Circuits (ICs)
Family Interface – Drivers, Receivers, Transceivers
Manufacturer Microchip Technology
Packaging Tape & Reel (TR)
Part Status Active
Type Transceiver
Protocol MII, RMII
Number of Drivers/Receivers 1/1
Duplex Full
Receiver Hysteresis
Data Rate
Voltage – Supply 3.135 V ~ 3.465 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 32-VFQFN Exposed Pad, 32-MLF?
Supplier Device Package 32-MLF? (5×5)


Having a solid physical layer transceiver is essential for efficient data transmission in the dynamic field of networking and telecommunications. The KSZ8041NLI-TR is a 10BASE-T/100BASE-TX physical layer transceiver with a variety of advantages that can be used in a variety of modern networking applications. Here, you’ll learn all there is to know about the KSZ8041NLI-TR, including its many uses and benefits.

Unveiling the KSZ8041NLI-TR

● Single-Chip Ethernet PHY Transceiver

The KSZ8041NLI-TR is an Ethernet physical layer transceiver (PHY) implemented on a single chip and intended to manage data exchanges between nodes in a network. It supports data transfer via the MII and RMII interfaces.

● IEEE 802.3u Compliance

The KSZ8041NLI-TR’s compatibility with the IEEE 802.3u standard is a key strength. This ensures that it works with other networking devices by ensuring sure it follows Ethernet communication standards.

● Low Power Consumption

The KSZ8041NLI-TR excels in the efficiency that is crucial in today’s networking applications. It’s a green option for your networking needs because its power usage is less than 180 mW.


HP Auto MDI/MDI-X is supported by the transceiver, therefore there’s no longer any need to specify whether cables are crossover or straight-through. This improves the security and convenience of your cable connections.

● Versatile Interfaces: MII and RMII Support

The Ethernet PHY transceiver industry places a premium on adaptability and backwards compatibility. The KSZ8041NLI-TR’s many interface options make it suitable for a wide variety of networking tasks. This subsection delves deeper into the two KSZ8041NLI-TR variants, each of which has its own special set of features.

● MII Interface Support (KSZ8041NL Only)

This transceiver, specifically the KSZ8041NL variant, supports MII (Media Independent Interface), allowing for a broad variety of network interfaces to be established. MII is a well-established standard that facilitates effortless interaction between various nodes in a network. The KSZ8041NL’s wide range of compatibility with networking hardware is ensured via this interface.

Key features and advantages of the MII interface support:

  • The MII interface is extensively supported by a wide range of networking hardware and software because it is an industry standard. With such interoperability, implementing networking solutions is much less of a hassle.
  • The MII interface helps with interoperability, so the KSZ8041NL can talk to a wide variety of network gear like switches, routers, and NICs.
  • MII is a tried and true connection mechanism that guarantees consistent data transmission and reception.

RMII Interface Support (KSZ8041NL and KSZ8041RNL)

The KSZ8041NLI-TR’s Reduced Media Independent Interface (RMII) variant is available to meet the specialized clocking needs of various network topologies. Notably, the RMII support variant implemented in the KSZ8041RNL does not necessitate a 50 MHz system clock to function. The media access control (MAC) instead receives a 50-MHz RMII reference clock from the device’s input reference clock, which is a 25-MHz crystal. Here’s why that matters:

  • In cases where a 50-MHz system clock is either impractical or unavailable, RMII’s well-known clocking flexibility comes in handy. The KSZ8041RNL is an excellent example of this adaptability because it allows for multiple clocking options, including the use of a 25 MHz crystal.
  • The KSZ8041RNL reduces the hardware requirements of your networking equipment, which could result in cost savings and simplified operations by eliminating the need for a 50-MHz system clock.
  • The 50 MHz RMII reference clock output to the MAC assures compatibility with media access control components, which in turn helps to further strengthen the network’s stability.
  • Support for Remote Management Interface Interface (RMII) allows the KSZ8041NLI-TR to be used in a wider variety of networking applications, including those with specific clocking requirements.

Choosing the Right Interface

The decision between MII and RMII support is determined by your individual networking needs. Both interfaces have significant advantages, allowing the KSZ8041NLI-TR to be adapted to a wide range of networking scenarios. Whether you’re looking for a conventional, industry-recognized interface (MII) or the flexibility of alternate clocking methods (RMII), the KSZ8041NLI-TR has the versatility you need to develop efficient and dependable network connections.


The KSZ8041NLI-TR is more than just an Ethernet PHY transceiver; it’s a versatile and sturdy solution that can be used in a variety of applications. This transceiver’s features can improve your networking experiences whether you’re in the entertainment, communication, or computing industries. Let’s look at some of the most important applications that benefit from the KSZ8041NLI-TR.

● Printers

In today’s world, efficient printing frequently necessitates network connectivity. The KSZ8041NLI-TR enables printers to be seamlessly integrated into network environments. This connectivity ensures that your printing requirements are addressed with ease and speed. The KSZ8041NLI-TR is capable of serving as a small office printer or a large-scale industrial printing solution.

● LAN on Motherboard (LOM)

For those wishing to provide network connectivity for a variety of computer devices, incorporating the KSZ8041NLI-TR into motherboard designs is a sensible decision. LOM is a critical component of current motherboards, ensuring that desktops and servers can rapidly connect to networks. The versatility and interoperability of the transceiver make it an excellent candidate for LOM installations.

● Game Consoles

A stable and fast network connection is essential in the world of online gaming. By enabling low-latency, dependable connectivity for game consoles, the KSZ8041NLI-TR can considerably improve the gaming experience. This multifunctional transceiver allows gamers to enjoy seamless online multiplayer experiences, rapid upgrades, and hassle-free downloads.

● IPTV (Internet Protocol Television)

IPTV has transformed the way we watch television. It allows TV content to be delivered over the Internet, providing viewers with a more flexible and interactive entertainment experience. The KSZ8041NLI-TR is critical in ensuring that IPTV services are of the highest quality and reliability. Whether you’re an IPTV service provider or a viewer, this transceiver helps to ensure a smooth and comfortable IPTV experience.

● IP Phones

Reliable communication and connectivity are non-negotiable in the age of IP-based telephone systems. IP phones have become commonplace in many commercial and home settings. Because of its rugged design and conformance with industry standards, the KSZ8041NLI-TR is an important component for ensuring that IP-based phone systems retain a dependable and consistent connection.

● IP Set-Top Boxes

In today’s entertainment landscape, set-top boxes are crucial for streaming and on-demand programming. These devices serve as a bridge between regular cable television and online streaming providers. You may improve the performance and connectivity of set-top boxes by using the KSZ8041NLI-TR, guaranteeing that viewers have smooth and uninterrupted access to their favorite content.


The KSZ8041NLI-TR is a versatile and efficient Ethernet PHY transceiver, perfectly suited for modern networking needs. Whether you’re working on high-speed data centers, home networks, or cutting-edge IoT devices, this transceiver offers the performance, reliability, and features required for seamless connectivity. Choosing this transceiver is a significant stride toward enhancing data communication efficiency in your networking projects.

If you’re eager to explore the potential of the KSZ8041NLI-TR for your business, you’ve come to the right place. ICRFQ, a trusted electronic component distributor in China, is here to facilitate your acquisition of this remarkable device. Our commitment lies in delivering top-notch products at competitive prices, ensuring you have the necessary components for your projects. Reach out to us, and let’s discuss how the KSZ8041NLI-TR can fulfill your networking requirements.

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