Initiator Asynchronous Receive - LSI Symbios SYM53C040 Technical Manual

9.8.2 Initiator Asynchronous Receive

Figure 9.13 Initiator Asynchronous Receive Waveforms
SREQ/
SACK/
SD[15:0],
SDP1/, SDP0/
Table 9.22 Initiator Asynchronous Receive Timings
Symbol Description
t
1
ACK asserted from REQ deasserted
t
2 ACK deasserted from REQ deasserted
t
3
Data setup to REQ asserted
t
4
Data hold from ACK deasserted
n
t
1
n
t t
3 4
Valid n
SCSI Timings
t
2
n + 1
Valid n + 1
Min Max
5 –
5 –
0 –
0 –
n + 1
Units
ns
ns
–
–
9-17