Microchip LAN9311I-NZW, 2-Port Ethernet Switch IC, MII, 10 Mbps, 100 Mbps 1.8 V, 3.3 V, 128-Pin XVTQFP

  • RS Stock No. 825-1158
  • Mfr. Part No. LAN9311I-NZW
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

LAN9311 10/100 Ethernet Switches

Microchip’s LAN9311 is a 2 Port Ethernet Switch IC that combines all the functions of a 10/100 switch system into one device. Integrated on-board is a high performance Switch Fabric, Packet Buffers, Buffer Manager, MACs, PHY Transceivers and a Host Bus Interface.

The LAN9311 complies with IEEE 802.3 10BASE-T/100 BASE-T Ethernet and 802.1D/Q Network Management protocols.


2 Port Ethernet Switch with VLAN, QoS Packet Prioritization, Rate Limiting, IGMP Monitoring and Management functions
Interfaces with most 16-bit Embedded CPUs
Virtual PHY; simplifies Software Development
Integrated IEEE 1588 Hardware Time Stamp Unit
High Performance Ethernet Switch Fabric
2 internal 10/100 PHYs with HP Auto-MDIX support
Fully compliant with IEEE 802.3 standards
16-bit Host Bus Interface
Power Management Features

Ethernet Communications - Microchip

Attribute Value
PHY/Transceiver Interface MII
Typical Data Rate 10 Mbps, 100 Mbps
Number of Ports 2
VLAN Support Yes
Power Supply Type Single
Typical Operating Supply Voltage 1.8 V, 3.3 V
Mounting Type Surface Mount
Package Type XVTQFP
Pin Count 128
Dimensions 14.2 x 14.2 x 1.05mm
Height 1.05mm
Length 14.2mm
Minimum Operating Temperature -40 °C
Maximum Operating Temperature +85 °C
Width 14.2mm
102 In Global stock for delivery within 4 - 6 working days
Price Each
MYR 53.58
Per unit
1 - 9
10 - 24
25 - 49
50 - 99
100 +
Packaging Options: