MB86606A Datasheet, PDF (29/64 Pages) Fujitsu Component Limited. – FAST-20 SCSI Protocol Controller

MB86606A
(7) Register write timing for 68 series (for external access)
Parameter
Symbol
Address (A0) setup time (1)
Address (A0) hold time (1)
Address (A0) setup time (2)
Address (A0) hold time (2)
CS1 setup time
CS1 hold time
UDS/LDS set Low → DMA bus output delay time
UDS/LDS set High → DMA bus output undefined time
MPU data bus → DMA bus output delay time
R/W setup time
R/W hold time
tAWSE
tAWHE
tACSE
tACHD
tCWSE
tCWHE
tWLHD
tWHHD
tDHD
tRWS
tRWH
Value
Min.
Max.
20
—
10
—
10
—
5
—
10
—
5
—
—
40
5
—
—
20
10
—
10
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
A0
CS1
R/W
t ACSE
t AWSE
t CWSE
t RWS
t AWHE
t ACHD
t CWHE
t DS
t RWH
UDS/LDS
D15 to 8, UDP
D7 to 0, LDP
DMD15 to 8, UDMDP
DMD7 to 0, LDMDP
t WLHD
t WHHD
Data
t DHD
Valid data
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