KSZ8851 Single Controller Chips

The KSZ8851 Single Controller Chip with SPI or Non-PCI Interface is available in 32/48/128 pin packages. The device includes a fast ethernet MAC controller and a host processor interface with a dynamic memory pointer. The KSZ8851 is offered for applications requiring cost-effective, high-throughput Ethernet connectivity in traditional embedded systems.

Results: 12
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Mounting Style
Package/Case
Product
Standard
Number of Transceivers
Data Rate
Interface Type
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Microchip Technology Ethernet ICs 10/100 Controller w/ SPI Bus I/F
Datasheet
6,275In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT MLF-32 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s SPI 1.8 V 3.5 V 0 C + 70 C KSZ8851 Reel, Cut Tape, MouseReel
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 16-bit Bus I/F
Datasheet
632In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.1 V 3.5 V 0 C + 70 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 8/16-bit Bus I/F
Datasheet
1,447In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-48 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.3 V - 40 C + 85 C KSZ8851 Reel, Cut Tape, MouseReel
Microchip Technology Ethernet ICs 10/100 Controller w/ SPI Bus I/F
Datasheet
703In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s SPI 3.1 V 3.5 V 0 C + 70 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ SPI Bus I/F
Datasheet
1,167In Stock
Min.: 1
Mult.: 1

SMD/SMT QFN-32 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s SPI 3.1 V 3.5 V - 40 C + 85 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 8/16-bit Bus I/F
Datasheet
12In Stock
Min.: 1
Mult.: 1

SMD/SMT LQFP-48 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.1 V 3.5 V - 40 C + 85 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 16-bit Bus I/F
Datasheet
791In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT LQFP-48 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.3 V 0 C + 70 C KSZ8851 Reel, Cut Tape, MouseReel
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 8/16-bit Bus I/F
Datasheet
223In Stock
264Expected 24/4/2026
Min.: 1
Mult.: 1

SMD/SMT PQFP-128 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.3 V - 40 C + 85 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 32-bit Bus I/F
Datasheet
132In Stock
Min.: 1
Mult.: 1

SMD/SMT PQFP-128 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 32 bit, MDI, MDI-X 1.7 V 3.5 V - 40 C + 85 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ SPI Bus I/F
Datasheet
1,288In Stock
2,000Expected 23/7/2026
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

SMD/SMT MLF-32 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s SPI 1.8 V 3.5 V - 40 C + 85 C KSZ8851 Reel, Cut Tape, MouseReel
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 8/16-bit Bus I/F
Datasheet
3In Stock
132Expected 20/4/2026
Min.: 1
Mult.: 1

SMD/SMT PQFP-128 Ethernet Controllers 10BASE-T, 100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 8 bit/16 bit, MDI, MDI-X 3.1 V 3.5 V 0 C + 70 C KSZ8851 Tray
Microchip Technology Ethernet ICs 10/100 Controller w/ Generic 32-bit Bus I/F
Datasheet
32In Stock
Min.: 1
Mult.: 1

SMD/SMT PQFP-128 Ethernet Controllers 10/100BASE-TX 1 Transceiver 10 Mb/s, 100 Mb/s 1.8 V 3.5 V 0 C + 70 C KSZ8851 Tray