MB86606A Datasheet, PDF (23/64 Pages) Fujitsu Component Limited. – FAST-20 SCSI Protocol Controller

5. MPU Interface
(1) Register write timing for 80 series
Parameter
Address (A4 to A0), BHE setup time (1)
Address (A4 to A0) hold time (1)
Address (A4 to A0), BHE setup time (2)
Address (A4 to A0) hold time (2)
CS0 setup time
CS0 hold time
Data set up time
Data hold time
WR “L” level pulse width
A4 to A0
BHE
CS0
WR
t AWS
tACS
t CWS
D15 to 8, UDP
D7 to 0, LDP
MB86606A
Symbol
tAWS
tAWH
tACS
tACH
tCWS
tCWH
tDWS
tDWH
tWR
Value
Min.
Max.
20
—
10
—
10
—
5
—
10
—
5
—
25
—
10
—
70
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
t AWH
t ACH
t WR
t CWH
t DWS
t DWH
Data
23