AM53CF94 Advanced Micro Devices, AM53CF94 Datasheet - Page 61

• Manufacturer Part Number: AM53CF94
• Description: Enhanced SCSI-2 Controller (ESC)
• Manufacturer: Advanced Micro Devices

Burst DMA–Mode 2
Note:
There is a one-to-one relationship between every AMD and Emulex Parameter (refer to Appendix B).
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No.
Parameter
Symbol
t
t
t
t
t
t
PWH
PWH
PWH
t
PWL
t
PWL
t
t
t
PWL
t
t
t
t
t
t
t
t
t
t
t
t
t
PD
PD
PD
t
PD
PD
t
PD
H
H
H
H
H
H
H
S
S
Z
Z
S
S
S
DACK
DACK Pulse Width Low
BHE, AS0 to DMARD
DACK
DMARD
DMARD Pulse Width High
DMARD Pulse Width Low
BHE, AS0 to DMARD
DMARD
DMARD
DMARD
DACK
DACK Pulse Width High
DMARD
PARAMETER DOES NOT EXIST
DACK
DACK
DACK
DACK
BHE, AS0 to DMAWR
DMAWR Pulse Width High
DMAWR Pulse Width Low
BHE, AS0 to DMAWR
DMAWR
Data to DMAWR
Data to DMAWR
DMAWR
Parameter Description
to Data High Impendance
to Data Valid Delay
to Data Hold Time
to DREQ
to DMARD
to DREQ
to DMAWR
to DREQ
to Data High Impedance
to Data Hold Time
to DACK
to Data Valid Delay
to DREQ
to DACK
Am53CF94/Am53CF96
P R E L I M I N A R Y
Hold Time
Set Up Time
Valid Delay
Valid Delay
Set Up Time
Hold Time
Valid Delay
Set Up Time
Hold Time
Set Up Time
Valid Delay
Hold Time
Hold Time
Set Up Time
Test Conditions
Min
70
20
60
70
20
60
20
60
70
20
15
0
2
0
2
0
0
0
Max
30
55
90
45
30
35
25
90
AMD
Unit
ns
ns
ns
ns
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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