AM7996DCTR AMD [Advanced Micro Devices], AM7996DCTR Datasheet - Page 15
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AM7996DCTR
Manufacturer Part Number
AM7996DCTR
Description
IEEE 802.3/Ethernet/Cheapernet Transceiver
Manufacturer
AMD [Advanced Micro Devices]
Datasheet
1.AM7996DCTR.pdf
(18 pages)
KEY TO SWITCHING WAVEFORMS
SWITCHING TEST CIRCUIT
WAVEFORM
A. AUI Transmit (DI+, DI–,; CI+, CI–)
DUT
+
–
B. Test Load (TXT)
1/3 PE64102/PE64107 (or equivalent)
75 H
Am7996
R L
INPUTS
Must be
Steady
May
Change
from H to L
May
Change
from L to H
Don’t Care,
Any Change
Permitted
Does Not
Apply
78
RLX = 25
OUTPUTS
Will be
Steady
Will be
Changing
from H to L
Will be
Changing
from L to H
Changing,
State
Unknown
Center
Line is High-
Impedance
“Off” State
07506E-12
07506E-13
KS000010
AMD
15