LAN91C111_11 Datasheet, PDF (14/133 Pages) SMSC Corporation – 10/100 Non-PCI Ethernet Single Chip MAC + PHY

Chapter 4 Signal Descriptions
10/100 Non-PCI Ethernet Single Chip MAC + PHY
Datasheet
Table 4.1 LAN91C111 Pin Requirements (128 Pin QFP and 1.0mm TQFP package)
FUNCTION
System Address Bus
System Data Bus
System Control Bus
Serial EEPROM
LEDs
PHY
Crystal Oscillator
Power
Ground
Physical Interface (MII)
MISC
TOTAL
PIN SYMBOLS
A1-A15, AEN, nBE0-nBE3
D0-D31
RESET, nADS, LCLK, ARDY,
nRDYRTN, nSRDY, INTR0, nLDEV,
nRD, nWR, nDATACS, nCYCLE, W/nR,
nVLBUS
EEDI, EEDO, EECS, EESK, ENEEP,
IOS0-IOS2
nLEDA, nLEDB
TPO+, TPO-, TPI+, TPI-, nLNK, LBK,
nCNTRL, RBIAS
XTAL1, XTAL2
VDD, AVDD
GND, AGND
TXEN100, CRS100, COL100, RX_DV,
RX_ER, TXD0-TXD3, RXD0-RXD3,
MDI, MDO, MCLK, RX25, TX25
nCSOUT, X25OUT
NUMBER OF PINS
20
32
14
8
2
8
2
10
12
18
2
128
Revision 1.92 (06-27-11)
14
DATASHEET
SMSC LAN91C111 REV C