LSI 53C810A User Manual
7-30
Electrical Characteristics
Figure 7.22 Target Asynchronous Receive
Figure 7.23 Initiator and Target Synchronous Transfers
Table 7.20
Target Asynchronous Receive (5 Mbytes/s)
Symbol
Parameter
Min
Max
Unit
t
1
SREQ/ deasserted from SACK/ asserted
10
–
ns
t
2
SREQ/ asserted from SACK/ deasserted
10
–
ns
t
3
Data setup to SREQ/ asserted
0
–
ns
t
4
Data hold from SACK/ asserted
0
–
ns
SREQ/
SACK/
SD[7:0],
SDP/
n
n + 1
t
2
t
1
t
3
t
4
Valid n
Valid n + 1
n + 1
n
SREQ/
or SACK/
Send Data
SD[7:0], SDP/
Receive Data
SD[15:0]/,
SDP[1:0]/
t
3
t
4
t
1
t
2
t
5
t
6
n
n + 1
Valid n
Valid n + 1
Valid n
Valid n + 1