Product Summary

The RTL8306SD is a highly integrated layer 2 single chip switch controller which incorporates 5 MACs (Media Access Controller), 5 physical layer transceivers, 1-Mbit SRAM and 1K-entry look-up table into one single chip. The RTL8306SD contains 5 ports, and each one provides support for a 10Base-T (10Mbps) or 100Base-TX (100Mbps) network connection.

Parametrics

RTL8306SD absolute maximum ratings: (1)Storage Temperature: min=-45℃, max=+125℃; (2)Vcc Supply Referenced to GND: min=-0.5V, MAX=+4.0 V; (3)Digital Input Voltage: min=-0.5V, max=VccV; (4)DC Output Voltage: min=-0.5V, max=VccV.

Features

RTL8306SD features: (1)PHY mode MII/SNI interface for router application; (2)MAC mode MII interface for HomeLAN/100Base-FX application; (3)1Mbit internal RAM for packet buffer; (4)Internal 1K look-up table entries; (5)25MHz crystal or OSC input; (6)Non-blocking wire-speed reception and transmission; (7)Fully compliant with IEEE 802.3/802.3u; (8)Supports broadcast storm filtering function; (9)Support full duplex 802.3x flow control and half duplex back-pressure flow control; (10)LED indicators for link/activity, speed, full/half duplex and collision.

Diagrams

RTL8306SD block diagram