am79c940 Advanced Micro Devices, am79c940 Datasheet - Page 99
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am79c940
Manufacturer Part Number
am79c940
Description
Media Access Controller For Ethernet Mace
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C940.pdf
(122 pages)
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AC WAVEFORMS
(EDSEL = 0)
(EDSEL = 1)
DBUS[15:0]
CS or FDS
ADD[4:0]
BE0-1
TC = 1
SCLK
SCLK
EOF
R/W
DTV
Host System Interface—2-Cycle Receive FIFO/Register Read Timing
TL
TL
33
31
TH
TH
50
Word N
S0
S0
S1
S1
35
36
S2
S2
S3
S3
51
37
S0
S0
Am79C940
Word N+1
S1
S1
34
S2
S2
S3
S3
32
Last Byte
or Word
S0
S0
S1
S1
39
38
40
S2
S2
41
S3
S3
34
16235C-25
S0
S0
AMD
99