參數(shù)資料
型號(hào): L80227
廠商: LSI CORP
元件分類: 網(wǎng)絡(luò)接口
英文描述: 10BASE-T/100BASE-TX Ethernet Physical Layer Device (PHY)(10BASE-T/100BASE-TX 以太網(wǎng)物理層處理器)
中文描述: DATACOM, ETHERNET TRANSCEIVER, PQFP64
封裝: LQFP-64
文件頁數(shù): 71/158頁
文件大小: 1084K
代理商: L80227
Draft 6/5/00
Power Supply
3-9
Copyright 1999 by LSI Logic Corporation. All rights reserved.
RESETn
Hardware Reset Input
RESETn Pin
Pullup I
SPEED
Speed Select Input
When the ANEG pin is LOW, the SPEED pin selects
10/100 Mbits/s operation.
I
When the ANEG pin is HIGH, this pin is ignored and the
speed is determined from the Speed Select bit (SPEED)
in the MI serial port Control register or the
AutoNegotiation outcome.
3.6 Power Supply
GND
Ground
The ground pins must be connected to ground (0 Volts).
I
V
DD
Positive Supply
The V
DD
pins must be connected to 3.3
±
5% Volts.
I
Meaning
HIGH
LOW
Normal
Device in reset state. Reset is finished
100 ms after RESETn goes HIGH.
SPEED Pin
Meaning
HIGH
LOW
100 Mbits/s operation
10 Mbits/s operation
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