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KSZ8873FLL 3-Port Ethernet Switch Controller IC

The KSZ8873FLL is a high-performance, low-power 3-port Ethernet switch controller manufactured by Microchip Technology. Designed for embedded systems and industrial applications, this controller IC delivers reliable Ethernet connectivity with integrated 100Base-FX PHY support and flexible I2C/SPI interfaces.

Key Features & Benefits

  • 3-Port Ethernet Switch: Enables efficient network topology for industrial automation, telecommunications, and embedded control systems
  • 100Base-FX PHY Standard: Ensures high-speed, reliable data transmission for mission-critical applications
  • Flexible Interface Options: I2C and SPI interfaces provide versatile integration with microcontrollers and processors
  • Wide Voltage Range: Supports 1.8V, 2.5V, and 3.3V supply voltages for compatibility with diverse system architectures
  • Compact 64-LQFP Package: Space-efficient 10x10mm footprint ideal for size-constrained designs
  • Industrial Temperature Range: Operates reliably from 0°C to 70°C for demanding environments
  • RoHS Compliant: Meets environmental standards for lead-free manufacturing

Applications

The KSZ8873FLL is ideal for aerospace, automotive, industrial automation, medical equipment, and telecommunications infrastructure where reliable, high-performance Ethernet switching is essential.

Why Choose HQICKEY?

HQICKEY specializes in premium semiconductor components for mission-critical systems. We offer authentic Microchip Technology products, competitive pricing, fast global shipping, and expert technical support to help you succeed.

Related Products & Resources

Explore our complete range of controller ICs for embedded systems. Visit our homepage to discover memory ICs, microprocessors, and FPGAs. Stay updated with the latest industry insights on our technical blog.

Product attributes Property Value
Manufacturer Microchip Technology
Product Series Tray
Packaging Tray |
Protocol Ethernet
Function Switch
Interface I2C, SPI
Standards 100 Base-FX PHY
Voltage - Supply 1.8V, 2.5V, 3.3V
Current - Supply 115mA
Operating Temperature 0°C ~ 70°C
Grade -
Qualification -
Package / Case 64-LQFP
Supplier Device Package 64-LQFP (10x10)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY