LAN91C100-FD-SS SMSC [SMSC Corporation], LAN91C100-FD-SS Datasheet - Page 10

• Manufacturer Part Number: LAN91C100-FD-SS
• Description: FEAST Fast Ethernet Controller with Full Duplex Capability
• Manufacturer: SMSC [SMSC Corporation]

SMSC DS – LAN91C100FD REV. B
System Address Bus
System Data Bus
System Control Bus
Serial EEPROM
RAM Data Bus
RAM Address Bus
RAM Control Bus
Crystal Oscillator
Power
Ground
External ENDEC 10 Mbps
Physical Interface 100 Mbps
Clocks
Miscellaneous
TOTAL
Address
Data
Control
FUNCTION
INTERFACE
FIFO
RD
SERIAL
EEPROM
BUS
UNIT
FIFO
WR
FIGURE 1 - LAN91C100FD BLOCK DIAGRAM
Table 1 - LAN91C100FD Pin Requirements
A1-A15, AEN, nBE0-nBE3
D0-D31
nRDYRTN, nSRDY, INTR0-
INTR3, nLDEV, nRD, nWR,
nDATACS, nCYCLE, W/nR,
nVLBUS
ENEEP, IOS0-IOS2
RD0-RD31
RA2-RA16
nROE, nRWE0-nRWE3,
RCVDMA, RDMAH
XTAL1, XTAL2
VDD, AVDD
GND, AGND
TXC, RXC, LBK, nLNK,
nFSTEP, AUISEL, MIISEL
TXEN100, CRS100, COL100,
RX_DV, RX_ER, TXD0-TXD3,
RXD0-RXD3, MDI, MDO, MCLK
TX25, RX25
nCSOUT, nRXDISC
RESET, nADS, LCLK, ARDY,
EEDI, EEDO, EECS, EESK,
TXEN, TXD, CRS, COL, RXD,
MANAGEMENT
ARBITER
MEMORY
UNIT
RAM
PIN SYMBOLS
Page 10
ACCESS
DIRECT
MEMORY
25 MHz
CONTROL
ACCESS
MEDIA
NUMBER OF PINS
205
20
32
17
32
15
19
21
12
16
8
7
2
2
2
Independent
Interface
Interface
100
10 Mb
Media
Rev. 01-20-06