參數(shù)資料
型號： RTL8308B
廠商： Electronic Theatre Controls, Inc.
英文描述： REALTEK SINGLE CHIP 8-PORT 10/100 ETHERNET SWITCH CONTROLLER WITH EMBEDDED MEMORY
中文描述： 瑞昱單片8端口10/100以太網(wǎng)交換機(jī)控制器，嵌入式存儲器
文件頁數(shù)： 1/28頁
文件大?。?/td> 397K
代理商： RTL8308B
RTL8308B
2002/01/23
Rev. 2.0
1
REALTEK SINGLE CHIP
8-PORT 10/100 ETHERNET
SWITCH CONTROLLER
WITH EMBEDDED MEMORY
RTL8308B
1. Features................................................................2
2. General Description ............................................3
3. Block Diagram.....................................................4
4. Pin Assignments...................................................5
5. Pin Description ....................................................6
5.1 RMII Interface ................................................6
5.2 Serial EEPROM 24LC02 Interface.................7
5.3 System Pins.....................................................7
5.4 Mode Pins (Reset-Read).................................7
5.5 LED Pin ..........................................................8
5.6 Test Pin............................................................8
5.7 Power & Ground Pins.....................................8
6. Functional Description........................................9
6.1 Reset................................................................9
6.2 Network Interface ...........................................9
6.2.1 Medium Access Control ..........................9
6.2.2 Auto Negotiation....................................10
6.2.3 MII Interface..........................................10
6.2.4 RMII interface .......................................10
6.2.5 Illegal Frames ........................................11
6.3 EEPROM Interface.......................................11
6.4 Serial Management Interface MDC/MDIO ..12
6.5 Reversible PHYAD Order.............................13
6.6 Address Search and Learning .......................13
6.7 Address Hashing Mode.................................14
6.8 Address Direct Mapping Mode.....................14
6.9 Frame Filtering..............................................14
6.10 Back off Algorithm .................................... 15
6.11 Inter-Frame Gap......................................... 15
6.12 Buffer Management.................................... 15
6.13 Buffer Manager.......................................... 15
6.14 Data Reception........................................... 16
6.15 Data Forwarding......................................... 16
6.16 Flow Control .............................................. 17
6.17 Cut Through............................................... 17
6.18 Broadcast Storm Filtering Control............. 17
6.19 Loop Detection........................................... 18
6.20 Head-Of-Line Blocking.............................. 18
6.21 24LC02 Interface........................................ 18
6.22 24LC02 Device Operation ......................... 19
6.23 Testing........................................................ 21
6.23.1 External SRAM Test........................... 21
6.23.2 Production Testing .............................. 21
6.23.3 Loopback............................................. 21
7. 24LC02 Serial EEPROM Format ................... 22
8. Electrical Characteristics................................. 23
8.1 Temperature Limit Ratings........................... 23
8.2 DC Characteristics........................................ 23
8.3 AC Characteristics........................................ 23
8.3.1 Reset and Clock Timing........................ 23
8.3.2 RMII Timing......................................... 24
8.3.3 PHY Management Timing.................... 25
8.3.4 Serial EEPROM 24LC02 Timing ......... 26
9. Mechanical Information................................... 27
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