參數(shù)資料
型號(hào)： LXT9880HC
英文描述： Controller Miscellaneous - Datasheet Reference
中文描述： 控制器雜項(xiàng)-數(shù)據(jù)表參考
文件頁數(shù)： 5/96頁
文件大?。?/td> 1309K
代理商： LXT9880HC
Datasheet
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LXT980/980A Dual-Speed, 5-Port Fast Ethernet Repeater
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LXT980/980A Dual-Speed, 5-Port Fast Ethernet Repeater..................................9
Pin Assignments .................................................................................................10
Typical Managed Repeater Architectures ..........................................................21
Typical Unmanaged 100 Mbps Repeater Architectures .....................................21
Typical Hybrid Switch/Repeater Application .......................................................22
Typical Application Block Diagram .....................................................................23
IRB Block Diagram .............................................................................................36
MII (Port 5) Operation .........................................................................................38
MII Timing Issues ...............................................................................................40
Typical Serial Bus Architecture ..........................................................................41
Serial Management Frame Format ....................................................................43
Address Arbitration Mechanisms ........................................................................46
Serial EEPROM Interface ...................................................................................47
Optional R/W Serial EEPROM Interface ............................................................47
Managed 10/100 Repeater Stack .......................................................................52
Hybrid Switch/Repeater Application - for Balanced 10/100 Performance ..........52
Hybrid Switch/Repeater Application - Weighted Toward 100 Mbps Performance .
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Unmanaged 100-Only Repeater Stack ..............................................................53
Power and Ground Connections ........................................................................54
Typical Fiber Port Interface ................................................................................55
Typical Twisted-Pair Port Interface and Power Supply Filtering ........................56
Typical 100 Mbps IRB Implementation ...............................................................57
Typical 10 Mbps IRB Implementation .................................................................57
Typical Serial Management Interface Connections ............................................58
Typical Reset Circuit ..........................................................................................58
100 Mbps Port-to-Port Delay Timing ..................................................................63
100BASE-TX Transmit Timing - PHY MODE MII ...............................................64
100BASE-TX Receive Timing - PHY Mode MII ..................................................65
100BASE-TX Transmit Timing - MAC Mode MII ................................................66
100BASE-TX Receive Timing - MAC Mode MII .................................................67
100BASE-FX Transmit Timing - PHY Mode MII .................................................68
100BASE-FX Receive Timing - PHY Mode MII ..................................................69
100BASE-FX Transmit Timing - MAC Mode MII ................................................70
100BASE-FX Receive Timing - MAC Mode MII .................................................71
10BASE-T Transmit Timing - PHY Mode MII .....................................................72
10BASE-T Receive Timing - PHY Mode MII ......................................................73
100 Mbps IRB Timing .........................................................................................74
10 Mbps IRB Receive Timing .............................................................................75
10 Mbps IRB Transmit Timing ............................................................................76
Serial Management Interface Timing .................................................................77
PROM Interface Timing ......................................................................................78
Package Specifications.......................................................................................95
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