LAN91C100-FD SMSC [SMSC Corporation], LAN91C100-FD Datasheet - Page 68

• Manufacturer Part Number: LAN91C100-FD
• Description: FEAST FAST ETHERNET CONTROLLER WITH FULL DUPLEX CAPABILITY
• Manufacturer: SMSC [SMSC Corporation]

Rev. 10/14/2002
WRITE DATA
READ DATA
nRD, nWR
t5A
ADDRESS
t1
t3
t4
t5
t8
t9
nADS
A1-A15, AEN, nBE0-nBE3 Valid and nADS Low Setup to nRD,
nWR Active
nRD Low to Valid Data
nRD High to Data Floating
Data Setup to nWR Inactive
Data Hold After nWR Inactive
A1-A15, AEN, nBE0-nBE3 Setup to nADS Rising
A1-A15, AEN, nBE0-nBE3 Hold after nADS Rising
Figure 9.2 - Asynchronous Cycle - Using nADS
A1-A15, AEN, nBE0-nBE3
valid
PARAMETER
t8
PRELIMINARY
t1
Page 68
t9
t3
D0-D31 valid
FEAST Fast Ethernet Controller with Full Duplex Capability
t5
MIN
25
30
10
15
5
t4
TYP
SMSC DS – LAN91C100FD Rev. D
t5A
MAX
40
30
UNITS
ns
ns
ns
ns
ns
ns
ns