參數(shù)資料
型號(hào): KSZ8001S
廠商: Micrel Inc
文件頁數(shù): 11/46頁
文件大?。?/td> 0K
描述: IC TXRX PHY 10/100 3.3V 48-SSOP
標(biāo)準(zhǔn)包裝: 30
類型: 收發(fā)器
規(guī)程: MII,RMII,SMII
電源電壓: 1.8V, 3.3V
安裝類型: 表面貼裝
封裝/外殼: 48-BSSOP(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 48-SSOP
包裝: 管件
產(chǎn)品目錄頁面: 1080 (CN2011-ZH PDF)
配用: 576-1620-ND - BOARD EVALUATION FOR KSZ8001L
其它名稱: 576-1671-5
KSZ8001S-ND
Micrel
KSZ8001
June 2009
Revision 1.04
19
As far as the PHY is concerned, TXD7-0 are used to convey only packet data. To allow for a direct MAC-to-MAC connection, the
MAC uses TXD7-0 to signal ‘status’ in between frames.
TX_ER
TX_EN
TXD0
TXD1
TXD2
TXD3
TXD4
TXD7-5
x
0
Use to force
an error in a
direct MAC to
MAC
connection
1
100MBit
1
Full Duplex
1
Link Up
0
No Jabber
1
x
1
One Data Byte (Two MII Data Nibbles)
TXD7 – 0 Encoding
Collision Detection
Collisions occur when CRS and TX_EN are simultaneously asserted. For this to work, the PHY must ensure that CRS is not affected
by its transmit path.
DC Specification
Parameter
Symbol
Min
Max
Units
Input High Voltage
Vih
2.0
Volts
Input Low Voltage
Vil
0.8
Volts
Input High Current
Iih
-10
10
uA
Input Low Current
Iil
-10
10
uA
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