AM79C985 Advanced Micro Devices, AM79C985 Datasheet - Page 39

• Manufacturer Part Number: AM79C985
• Description: enhanced Integrated Multiport Repeater Plus (eIMR+)
• Manufacturer: Advanced Micro Devices

KEY TO SWITCHING WAVEFORMS
SWITCHING WAVEFORMS
CLK
WAVEFORM
t
CLKR
t
CLKH
P R E L I M I N A R Y
Figure 16. Clock Timing
t
CLKF
t
CLK
Am79C985
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
t
CLKL
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
KS000010-PAL
20650A-20
20651B-21
39