參數(shù)資料
型號: KSZ8031RNL TR
廠商: Micrel Inc
文件頁數(shù): 13/43頁
文件大?。?/td> 0K
描述: TXRX PHY 100BASE TX 3.3V 24QFN
標準包裝: 1
類型: PHY 收發(fā)器
驅(qū)動器/接收器數(shù): 1/1
規(guī)程: RMII
電源電壓: 1.8V,2.5V,3.3V
安裝類型: 表面貼裝
封裝/外殼: 24-VFQFN 裸露焊盤
供應商設(shè)備封裝: 24-QFN(4x4)
包裝: 標準包裝
配用: 576-3862-ND - BOARD EVALUATION FOR KSZ8031RNL
其它名稱: 576-3843-6
Micrel, Inc.
KSZ8021RNL / KSZ8031RNL
August 2010
20
M9999-082710-1.0
MDI
MDI-X
RJ-45 Pin
Signal
RJ-45 Pin
Signal
1
TX+
1
RX+
2
TX-
2
RX-
3
RX+
3
TX+
6
RX-
6
TX-
Table 4. MDI/MDI-X Pin Definition
Straight Cable
A straight cable connects a MDI device to a MDI-X device, or a MDI-X device to a MDI device. Figure 5 depicts a typical
straight cable connection between a NIC card (MDI) and a switch, or hub (MDI-X).
Figure 5. Typical Straight Cable Connection
Crossover Cable
A crossover cable connects a MDI device to another MDI device, or a MDI-X device to another MDI-X device. Figure 6
depicts a typical crossover cable connection between two switches or hubs (two MDI-X devices).
Figure 6. Typical Crossover Cable Connection
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