am53c94 Advanced Micro Devices, am53c94 Datasheet - Page 49

• Manufacturer Part Number: am53c94
• Description: High Performance Scsi Controller
• Manufacturer: Advanced Micro Devices

Note:
There is a one-to-one relationship between every AMD and NCR Parameter (refer to Appendix B).
No.
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
Parameter
Symbol
t
t
t
t
t
PWH
PWH
t
PWL
PWL
t
t
PWL
PD
t
t
PD
t
t
t
t
PD
t
t
t
t
t
t
t
t
H
H
H
H
H
H
P
S
S
Z
P
S
S
S
DACK
DACK
DACK Pulse Width Low
DACK
BHE, AS0 to DMARD
DMARD Pulse Width Low
DMARD
BHE, AS0 to DMARD
DMARD
DMARD
DMARD
DACK
DACK
DACK Pulse Width High
DACK
BHE, AS0 to DMAWR
DMAWR Pulse Width Low
Data to DMAWR
BHE, AS0 to DMAWR
DMAWR
DMAWR Pulse Width High
Data to DMAWR
Parameter Description
to DREQ
to DMAWR
to DREQ
to DACK
to DMARD
to DACK
to Data High Impedance
to Data Hold Time
to Data Valid Delay
to DACK
to DACK
P R E L I M I N A R Y
Am53C94/Am53C96
Set Up Time
Hold Time
Valid Delay
Valid Delay
period
period
Set Up Time
Hold Time
Set Up Time
Hold Time
Hold Time
Set Up Time
Set Up Time
Hold Time
Test Conditions
Min
100
100
60
20
60
20
12
20
50
15
20
40
0
0
2
0
0
0
Max
38
51
40
40
AMD
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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