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RTL8316
2001/11/09
Rev.1.72
1
REALTEK SINGLE CHIP
16-PORT 10/100 ETHERNET
SWITCH CONTROLLER
WITH EMBEDDED MEMORY
RTL8316
1. Features........................................................................2
2. General Description....................................................2
3. Pin Assignments..........................................................4
4. Pin Description............................................................5
4.1 RMII Interface (Port #0 ~ Port #15).......................5
4.2 Serial Management Interface..................................6
4.3 System Pins............................................................6
4.4 Mode Control Pins .................................................6
4.5 LED Pins................................................................9
4.6 Power / Ground Pins ..............................................9
4.7 Test Pins.................................................................9
5. Block Diagram...........................................................10
6. Functional Description ..............................................11
6.1 Reset..................................................................... 11
6.2 RMII interface...................................................... 11
6.3 Serial Management Interface MDC/MDIO.......... 11
6.4 Address Search and Learning...............................12
6.5 Address Aging......................................................12
6.6 Illegal Frames.......................................................12
6.7 802.1D Reserved Group Addresses Filtering.......12
6.8 Back off Algorithm ..............................................12
6.9 Inter-Frame Gap...................................................12
6.10 Buffer Management ........................................... 13
6.11 Buffer Manager.................................................. 13
6.12 Data Reception................................................... 13
6.13 Data Forwarding ................................................ 13
6.14 Flow Control...................................................... 14
6.15 Broadcast Storm Filtering Control..................... 14
6.16 Head-Of-Line Blocking Prevention................... 14
6.17 Port Trunking and Load Balance........................ 14
6.18 Force Mode Setting of Port ability..................... 15
6.19 Port Based HOME VLAN Function .................. 15
6.20 QoS Function..................................................... 16
7. Electrical Characteristics......................................... 17
7.1 Temperature Limit Ratings: ................................. 17
7.2 DC Characteristics ............................................... 17
7.3 AC Characteristics ............................................... 17
7.3.1 Reset and Clock Timing ............................... 17
7.3.2 RMII Timing................................................. 18
7.3.3 PHY Management (SMI) Timing................. 19
8. Mechanical Information........................................... 20
9. Revision History........................................................ 21