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LAN91C100FD датащи(PDF) 10 Page - SMSC Corporation

номер детали LAN91C100FD
подробное описание детали  FEAST FAST ETHERNET CONTROLLER WITH FULL DUPLEX CAPABILITY
PDF  68 Pages
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производитель  SMSC [SMSC Corporation]
домашняя страница  http://www.smsc.com
Logo SMSC - SMSC Corporation

LAN91C100FD датащи(HTML) 10 Page - SMSC Corporation

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SMSC DS – LAN91C100FD REV. B
Page 10
Rev. 05/31/2000
Table 1 - LAN91C100FD Pin Requirements
FUNCTION
PIN SYMBOLS
NUMBER OF PINS
System Address Bus
A1-A15, AEN, nBE0-nBE3
20
System Data Bus
D0-D31
32
System Control Bus
RESET, nADS, LCLK, ARDY,
nRDYRTN, nSRDY, INTR0-
INTR3, nLDEV, nRD, nWR,
nDATACS, nCYCLE, W/nR,
nVLBUS
17
Serial EEPROM
EEDI, EEDO, EECS, EESK,
ENEEP, IOS0-IOS2
8
RAM Data Bus
RD0-RD31
32
RAM Address Bus
RA2-RA16
15
RAM Control Bus
nROE, nRWE0-nRWE3,
RCVDMA, RDMAH
7
Crystal Oscillator
XTAL1, XTAL2
2
Power
VDD, AVDD
19
Ground
GND, AGND
21
External ENDEC 10 Mbps
TXEN, TXD, CRS, COL, RXD,
TXC, RXC, LBK, nLNK,
nFSTEP, AUISEL, MIISEL
12
Physical Interface 100 Mbps
TXEN100, CRS100, COL100,
RX_DV, RX_ER, TXD0-TXD3,
RXD0-RXD3, MDI, MDO, MCLK
16
Clocks
TX25, RX25
2
Miscellaneous
nCSOUT, nRXDISC
2
TOTAL
205
FIGURE 1 - LAN91C100FD BLOCK DIAGRAM
BUS
INTERFACE
UNIT
ARBITER
MEMORY
MANAGEMENT
UNIT
DIRECT
MEMORY
ACCESS
MEDIA
ACCESS
CONTROL
SERIAL
EEPROM
RD
FIFO
WR
FIFO
Address
Data
Control
RAM
25 MHz
10 Mb
Interface
100
Media
Independent
Interface



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