AM79C983A Advanced Micro Devices, AM79C983A Datasheet - Page 54

• Manufacturer Part Number: AM79C983A
• Description: Integrated Multiport Repeater 2 (IMR2)
• Manufacturer: Advanced Micro Devices

KEY TO SWITCHING WAVEFORMS
SWITCHING WAVEFORMS
54
Figure 13. Expansion Bus Asynchronous Clock (ECLK) Timing
WAVEFORM
Figure 12. Master Clock (MCLK) Timing
tECLKH
tMCLKH
P R E L I M I N A R Y
tECLK
tMCLK
Am79C983A
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
tECLKL
tMCLKL
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
OUTPUTS
KS00010
19879B-17
19879B-16