lan91c100 Standard Microsystems Corp., lan91c100 Datasheet - Page 11

• Manufacturer Part Number: lan91c100
• Description: Feast ? Ast Ethernet Controller
• Manufacturer: Standard Microsystems Corp.

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
FUNCTION
Table 1 - LAN91C100 Pin Requirements
A1-A15, AEN, nBE0-nBE3
D0-D31
RESET, nADS, LCLK, ARDY, nRDYRTN,
nSRDY, INT0-INT3, nLDEV, nRD, nWR,
nDATACS, nCYCLE, W/nR, nVLBUS
EEDI, EEDO, EECS, EESK, ENEEP,
IOS0-IOS2
RD0-RD31
RA2-RA16
nROE, nRWE0-nRWE3, RCVDMA
XTAL1, XTAL2
VDD, AVDD
GND, AGND
TXEN, TXD, CRS, COL, RXD, TXC, RXC,
LBK, nLNK, nFSTEP, AUISEL, MIISEL
TXEN100, CRS100, COL100, RX_DV,
RX_ER, TXD0-TXD3, RXD0-RXD3, MDI,
MDO, MCLK
TX25, RX25
RBIAS, nCSOUT
PIN SYMBOLS
11
NUMBER OF PINS
204
20
32
17
32
15
19
21
12
16
8
6
2
2
2