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KSZ8441HLI
Microchip Technology
IC ETHERNET CTRLR 10/100 64LQFP
1000388 Pcs New Original In Stock
Ethernet Controller Interface 64-LQFP (10x10)
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5.0 / 5.0
- (253 Ratings)
KSZ8441HLI
Product Overview
1342290
DiGi Electronics Part Number
KSZ8441HLI-DGManufacturer
Microchip Technology
KSZ8441HLI
Description
IC ETHERNET CTRLR 10/100 64LQFPInventory
1000388 Pcs New Original In Stock
Ethernet Controller Interface 64-LQFP (10x10)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
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Worldwide Delivery in 3-5 Business Days
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KSZ8441HLI Technical Specifications
Category
Interface, Controllers
Packaging
-
Series
EtherSynch™
Product Status
Active
DiGi-Electronics Programmable
Not Verified
Protocol
Ethernet
Function
Controller
Interface
-
Standards
-
Voltage - Supply
-
Current - Supply
-
Operating Temperature
-
Package / Case
64-LQFP
Supplier Device Package
64-LQFP (10x10)
Base Product Number
KSZ8441
Datasheet & Documents
HTML Datasheet
KSZ8441HLI-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
3 (168 Hours)
REACH Status
REACH Unaffected
ECCN
5A991B1
HTSUS
8542.39.0001
Additional Information
Other Names
576-4403
Standard Package
160
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
Die Kombination aus benutzerfreundlicher Website und schneller Lieferung ist perfekt.
de desembre 02, 2025
お財布にも優しく、環境にも優しいパッケージに満足です。
de desembre 02, 2025
The friendly staff makes customer interactions effortless and pleasant.
de desembre 02, 2025
Fast shipping and attentive support — that’s the DiGi Electronics difference.
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Frequently Asked Questions (FAQ)
What are the key design considerations when replacing a KSZ8441HLI with a competing Ethernet controller like the LAN8742A in an industrial control system?
When evaluating a replacement of the KSZ8441HLI with the Microchip LAN8742A, note that the LAN8742A is a PHY-only device, whereas the KSZ8441HLI integrates both MAC and PHY functions. This means you cannot perform a drop-in replacement without redesigning the host interface and potentially adding an external MAC (e.g., via SPI or RMII to an MCU/SoC). Additionally, the KSZ8441HLI supports EtherSynch™ for precise time synchronization, which the LAN8742A lacks. If your application relies on IEEE 1588 or deterministic communication, replacing the KSZ8441HLI with a PHY-only solution introduces significant firmware and hardware complexity. Always verify host processor compatibility and real-time performance requirements before substitution.
How does the KSZ8441HLI’s EtherSynch™ feature impact timing accuracy in distributed motion control systems, and what layout precautions are necessary?
The KSZ8441HLI’s EtherSynch™ technology enables sub-microsecond synchronization across nodes using IEEE 1588 Precision Time Protocol (PTP), making it suitable for distributed motion control. However, achieving this level of accuracy requires careful PCB layout: keep the crystal oscillator close to the KSZ8441HLI with minimal trace length, avoid routing high-speed digital signals near the clock lines, and ensure a solid ground plane beneath the device. Also, use matched-length differential pairs for the Ethernet magnetics interface to prevent skew-induced timing errors. Without proper layout, jitter and propagation delays can degrade synchronization performance, negating the benefits of EtherSynch™.
Can the KSZ8441HLI be used in automotive applications, and what reliability risks should I consider given its MSL 3 rating?
While the KSZ8441HLI is not AEC-Q100 qualified and thus not recommended for safety-critical automotive systems, it may be used in non-critical telematics or infotainment modules with caution. The MSL 3 (168-hour floor life) rating means the package is susceptible to moisture absorption; if not handled per J-STD-033 guidelines—such as baking before reflow if exposed beyond 168 hours—popcorning or internal delamination can occur during assembly. Additionally, verify long-term reliability under expected thermal cycling conditions, as industrial-grade temperature ranges may not cover extreme automotive environments. Always conduct HAST or THB testing if deploying in harsh conditions.
What are the risks of using the KSZ8441HLI in a multi-drop industrial network without proper termination, and how does this affect signal integrity?
The KSZ8441HLI is designed for point-to-point Ethernet links per IEEE 802.3 standards. Using it in a multi-drop configuration (e.g., daisy-chained sensors) without proper impedance matching or termination severely degrades signal integrity due to reflections and impedance mismatches. This can result in CRC errors, link instability, or complete communication failure. Even though some fieldbus protocols emulate multi-drop over Ethernet, the physical layer must still adhere to 100Ω differential impedance with correct magnetics and termination. For such topologies, consider using switches or protocol gateways instead of direct multi-drop connections to maintain compliance and reliability.
How does the KSZ8441HLI compare to the TI DP83848J for cost-sensitive factory automation designs requiring basic 10/100 Ethernet?
The TI DP83848J is a standalone PHY with lower integration than the KSZ8441HLI, which includes an integrated MAC and supports EtherSynch™. For simple sensor nodes where timing precision isn’t critical and the host MCU handles the MAC layer, the DP83848J may reduce BOM cost and simplify software stack requirements. However, the KSZ8441HLI offloads MAC processing from the host, reducing CPU load and enabling deterministic response times—critical in real-time automation. If your design already uses an MCU with limited resources or requires IEEE 1588 support, the KSZ8441HLI offers better system-level efficiency despite a higher unit cost. Evaluate total system cost, including software development and performance margins, not just component pricing.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
KSZ8441HLI CAD Models
Microchip Technology KSZ8441HLI PCB symbols & footprints
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