MB86606A Datasheet, PDF (28/64 Pages) Fujitsu Component Limited. – FAST-20 SCSI Protocol Controller

MB86606A
(6) Register read timing for 68 series
Parameter
Address (A4 to A0) setup time (1)
Address (A4 to A0) hold time (1)
Address (A4 to A0) setup time (2)
Address (A4 to A0) hold time (2)
CS0 setup time
CS0 hold time
Data output defined time
Data output disable time
UDS/LDS “L” level pulse width
R/W setup time
R/W hold time
INT signal clear time
Symbol
tARS
tARH
tACS
tACH
tCRS
tCRH
tRLD
tRHD
tDS
tRWS
tRWH
tDH
tDH2
Value
Unit
Min.
Max.
20
—
ns
10
—
ns
10
—
ns
5
—
ns
10
—
ns
5
—
ns
—
40
ns
5
—
ns
70
—
ns
10
—
ns
10
—
ns
—
50
ns
—
n • tCLK+50
A4 to A0
CS0
R/W
t ACS
t ARS
t CRS
t RWS
t DS
t ARH
t ACH
t CRH
t RWH
UDS/LDS
D15 to 8, UDP
D7 to 0, LDP
INT
INT
t RLD
t DH
t RHD
Valid data
(n is the division ratio)
t DH2*
*: t DH2 is defined by the rising edge of strobe signal that reads out the step code for the last interrupt source.
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