Microchip KSZ8851-16MLLI, Ethernet Controller, 100Mbit/s, BIU, 3.3 V, 48-Pin LQFP

  • RS Stock No. 177-3534
  • Mfr. Part No. KSZ8851-16MLLI
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): US
Product Details

The KSZ8851 is a single-port controller chip with a SPI or 8-/16-/32-bit non-PCI CPU interface. Available in 32-/48-/128-pin packages, the KSZ8851 is for applications requiring cost-effective, high-throughput Ethernet connectivity in traditional embedded systems with MCUs or MPUs.

Integrated MAC and PHY Ethernet Controller
Designed for high performance and high throughput applications
Supports 10BASE-T/100BASE-TX
Supports full-duplex flow control and half-duplex back pressure collision flow control
Supports DMA-slave burst data read and write transfers
Supports IP Header (IPv4)/TCP/UDP/ICMP checksum generation and checking
Supports IPv6 TCP/UDP/ICMP checksum generation and checking
Automatic 32-bit CRC generation and checking
Simple SRAM-like host interface easily connects to most common embedded MCUs.
Supports multiple data frames for transmit and receive without address bus and byte-enable signals
Supports both Big- and Little-Endian processors

Attribute Value
Physical Network Type 10BaseT, 100BaseTX
Host Interface BIU
Network Interface 10BaseT, 100BaseTX
Communication Mode Full Duplex, Half Duplex
Data Rate 100Mbit/s
Loopback Mode Internal
Standard Supported IEEE 802.3u, IEEE 802.3x
Mounting Type Surface Mount
Package Type LQFP
Pin Count 48
Auto-Negotiation Yes
DMA Support Yes
Typical Operating Supply Voltage 3.3 V
Dimensions 7.1 x 7.1 x 1.45mm
Length 7.1mm
Height 1.45mm
Minimum Operating Temperature -40 °C
Width 7.1mm
Maximum Operating Temperature +85 °C
Temporarily out of stock - back order for despatch 16/12/2020, delivery within 4 working days from despatch date
Price Each (In a Tray of 250)
SGD 4.925
(exc. GST)
SGD 5.27
(inc. GST)
Per unit
Per Tray*
250 +
*price indicative