AM79C987 AMD [Advanced Micro Devices], AM79C987 Datasheet - Page 26

• Manufacturer Part Number: AM79C987
• Description: Hardware Implemented Management Information Base (HIMIB) Device
• Manufacturer: AMD [Advanced Micro Devices]

KEY TO SWITCHING WAVEFORMS
SWITCHING WAVEFORMS
26
RST
CK
ACK
COL
DAT
JAM
CK
tCKR
1 V
tCKH
3.8 V
tCASET
0.8
WAVEFORM
tCK
tCKL
tCKF
Clock and Reset Timing
Expansion Port Timing
P R E L I M I N A R Y
Am79C987
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
tRST
tDJSET
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
tCAHLD
tDJHOLD
tRSTH
KS000010
tCASET
2.0
tRSTS
17305B-10
17305B-9
AMD