Renesas H8/3067 Series User Manual page 734

Section 21 Electrical Characteristics
Item Symbol Min
CAS delay time 1
t
CASD1
CAS delay time 2
t
CASD2
WE delay time
t
WCD
CAS pulse width 1 t
CAS1
CAS pulse width 2 t
CAS2
CAS pulse width 3 t
CAS3
RAS access time
t
RAC
Address access t
AA
time
CAS access time
t
CAC
WE setup time
t
WCS
WE hold time
t
WCH
Write data setup t
WDS
time
WE write data hold
t
WDH
time
CAS setup time 1
t
CSR1
CAS setup time 2
t
CSR2
CAS hold time
t
CHR
RAS pulse width
t
RAS
Rev. 4.00 Jan 26, 2006 page 710 of 938
REJ09B0276-0400
Condition
A
Max Min
— 60 —
— 60 —
— 60 —
1.5 t — 1.5 t
cyc
– 50 – 40
1.0 t — 1.0 t
cyc
– 50 – 40
1.0 t — 1.0 t
cyc
– 50 – 40
— 2.5 t —
cyc
– 80
— 2.0 t —
cyc
– 100
— 1.5 t —
cyc
– 100
0.5 t — 0.5 t
cyc
– 45 – 35
0.5 t — 0.5 t
cyc
– 40 – 28
0.5 t — 0.5 t
cyc
– 45 – 35
0.5 t — 0.5 t
cyc
– 30 – 25
0.5 t — 0.5 t
cyc
– 30 – 25
0.5 t — 0.5 t
cyc
– 30 – 25
0.5 t — 0.5 t
cyc
– 30 – 25
1.5 t — 1.5 t
cyc
– 30 – 25
B C
Max Min Max
50 — 25
50 — 25
50 — 25
— 1.5 t —
cyc cyc
– 20
— 1.0 t —
cyc cyc
– 20
— 1.0 t —
cyc cyc
– 20
2.5 t — 2.5 t
cyc
– 70 – 40
2.0 t — 2.0 t
cyc
– 80 – 50
1.5 t — 1.5 t
cyc
– 80 – 50
— 0.5 t —
cyc cyc
– 20
— 0.5 t —
cyc cyc
– 15
— 0.5 t —
cyc cyc
– 20
— 0.5 t —
cyc cyc
– 15
— 0.5 t —
cyc cyc
– 20
— 0.5 t —
cyc cyc
– 15
— 0.5 t —
cyc cyc
– 15
— 1.5 t —
cyc cyc
– 15
Test
Unit
Conditions
ns Figure 21.17
to
ns
figure 21.19
ns
ns
ns
ns
ns
cyc
ns
cyc
ns
cyc
ns
ns
ns
ns
ns
ns
ns
ns