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參數(shù)資料
| 型號(hào)： | LXT974 |
| 廠商： | Intel Corp. |
| 英文描述： | Fast Ethernet 10/100 Quad Transceivers |
| 中文描述： | 四10/100快速以太網(wǎng)收發(fā)器 |
| 文件頁數(shù)： | 18/74頁 |
| 文件大小： | 1089K |
| 代理商： | LXT974 |
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LXT974/LXT975
—
Fast Ethernet 10/100 Quad Transceivers
18
Datasheet
Table 11. LXT974 Power Supply Signal Descriptions
Pin#
Symbol
Type
Signal Description
22, 60, 96
VCC
-
Power Supply.
+5V supply for all digital circuits.
40, 78
VCCMII
-
MII Supply. +3.3V or +5V supply for MII. A decoupling capacitor
to digital ground should be supplied for these pins.
7, 14, 39, 56, 59, 77, 95, 160
GND
-
Digital Ground
. Ground return for digital supply.
21
GNDA
-
Analog Ground
. Ground return for analog supply.
108
GNDH
-
Ground.
Ground return for core analog circuitry.
107
VCCH
-
Supply.
+5V supply for core analog circuitry.
128, 137, 147, 156
VCCT
-
Transmit Power Supply.
+5V supply for transmit circuits.
127, 136, 146, 155
GNDT
-
Transmit Ground
. Ground return for transmit supply.
125, 134, 144, 153,
VCCR
-
Receive Power Supply.
+5V supply for all receive circuits.
121, 122, 131, 141, 150
GNDR
-
Receive Ground
. Ground return for receive supply.
Table 12. LXT975 Power Supply Signal Descriptions
Pin#
Symbol
Type
Signal Description
22, 60, 96
VCC
-
Power Supply.
+5V supply for all digital circuits.
40, 78
VCCMII
-
MII Supply. +3.3V or +5V supply for MII. A decoupling capacitor
to digital ground should be supplied for these pins.
7, 14, 39, 56, 59, 77, 95, 160
GND
-
Digital Ground
. Ground return for digital supply.
21
GNDA
-
Analog Ground
. Ground return for analog supply.
108
GNDH
-
Ground.
Ground return for core analog circuitry.
107
VCCH
-
Supply.
+5V supply for core analog circuitry.
128, 135, 147, 154
VCCT
-
Transmit Power Supply.
+5V supply for transmit circuits.
127, 134, 146, 153
GNDT
-
Transmit Ground
. Ground return for transmit supply.
125, 132, 144, 151,
VCCR
-
Receive Power Supply.
+5V supply for all receive circuits.
121, 122, 131, 137, 141, 150, 156
GNDR
-
Receive Ground
. Ground return for receive supply.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LXT974A | Fast Ethernet 10/100 Quad Transceivers |
| LXT974AHC | Fast Ethernet 10/100 Quad Transceivers |
| LXT974B | Fast Ethernet 10/100 Quad Transceivers |
| LXT974BHC | Fast Ethernet 10/100 Quad Transceivers |
| LXT975 | Fast Ethernet 10/100 Quad Transceivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LXT974A | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Fast Ethernet 10/100 Quad Transceivers |
| LXT974AHC | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Fast Ethernet 10/100 Quad Transceivers |
| LXT974B | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Fast Ethernet 10/100 Quad Transceivers |
| LXT974BHC | 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:Fast Ethernet 10/100 Quad Transceivers |
| LXT974QC | 制造商:LEVELONE 功能描述: |
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