Hitachi H8S/2678 Series Reference Manual page 406

Item Symbol
Write data setup t
WDS2
time 2
Write data setup t
WDS3
time 3
Write data hold t
WDH1
time 1
Write data hold t
WDH2
time 2
Write data hold t
WDH3
time 3
Write command t
WCS1
setup time 1
Write command t
WCS2
setup time 2
Write command t
WCH1
hold time 1
Write command t
WCH2
hold time 2
Read command t
RCS1
setup time 1
Read command t
RCS2
setup time 2
Read command t
RCH
hold time
CAS delay time
t
CASD1
1
CAS delay time
t
CASD2
2
CAS setup time
t
CSR1
1
CAS setup time
t
CSR2
2
CAS pulse width
t
CASW1
1
CAS pulse width
t
CASW2
2
CAS precharge
t
CPW1
time 1
CAS precharge
t
CPW2
time 2
OE delay time 1 t
OED1
OE delay time 2 t
OED2
Condition A
Min Max
1.0 × t
– 20 —
cyc
1.5 × t
– 20 —
cyc
0.5 × t
– 10 —
cyc
1.0 × t
– 10 —
cyc
1.5 × t
– 10 —
cyc
0.5 × t
– 10 —
cyc
1.0 × t
– 10 —
cyc
0.5 × t
– 10 —
cyc
1.0 × t
– 10 —
cyc
1.5 × t
– 10 —
cyc
2.0 × t
– 10 —
cyc
0.5 × t
– 10 —
cyc
— 20
— 20
0.5 × t
– 10 —
cyc
1.5 × t
– 10 —
cyc
1.0 × t
– 20 —
cyc
1.5 × t
– 20 —
cyc
1.0 × t
– 20 —
cyc
1.5 × t
– 20 —
cyc
— 20
— 20
Condition B
Min Max
1.0 × t
– 13 —
cyc
1.5 × t
– 13 —
cyc
0.5 × t
– 8 —
cyc
1.0 × t
– 8 —
cyc
1.5 × t
– 8 —
cyc
0.5 × t
– 10 —
cyc
1.0 × t
– 10 —
cyc
0.5 × t
– 10 —
cyc
1.0 × t
– 10 —
cyc
1.5 × t
– 10 —
cyc
2.0 × t
– 10 —
cyc
0.5 × t
– 10 —
cyc
— 15
— 15
0.5 × t
– 10 —
cyc
1.5 × t
– 10 —
cyc
1.0 × t
– 20 —
cyc
1.5 × t
– 20 —
cyc
1.0 × t
– 20 —
cyc
1.5 × t
– 20 —
cyc
— 15
— 15
Test
Unit Conditions
ns Figure 7.6 to
Figure 7.19
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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