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9.8 SCSI Timings
9.8.1 Initiator Asynchronous Send
Figure 9.12 Initiator Asynchronous Send Waveforms
SREQ/
SACK/
SD[15:0],
SDP1/, SDP0/
Table 9.21
Initiator Asynchronous Send Timings
Symbol
Description
t
SACK asserted from SREQ deasserted
1
t
SACK deasserted from SREQ deasserted
2
t
Data setup to SACK asserted
3
t
Data hold from SREQ deasserted
4
9-16
n
t
1
n
t
3
Valid n
Electrical Characteristics
t
2
t
4
n + 1
Valid n + 1
Min
Max
5
–
5
–
55
–
20
–
n + 1
Units
ns
ns
–
–
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