Renesas H8/3067 Series User Manual page 752

Section 21 Electrical Characteristics
Item
Read data access time 1
Read data access time 2
Read data access time 3
Read data access time 4
Precharge time 1
Precharge time 2
Wait setup time
Wait hold time
Bus request setup time
Bus acknowledge delay
time 1
Bus acknowledge delay
time 2
Bus-floating time
RAS precharge time
CAS precharge time
Low address hold time
RAS delay time 1
RAS delay time 2
CAS delay time 1
CAS delay time 2
WE delay time
CAS pulse width 1
CAS pulse width 2
CAS pulse width 3
Rev. 4.00 Jan 26, 2006 page 728 of 938
REJ09B0276-0400
A
Symbol Min Max
t — 2.0 t
ACC1
– 80
t — 3.0 t
ACC2
– 80
t — 1.5 t
ACC3
– 80
t — 2.5 t
ACC4
– 80
t 1.0 t —
PCH1 cyc
– 30
t 0.5 t —
PCH2 cyc
– 30
t 40 —
WTS
t 5 —
WTH
t 40 —
BRQS
t — 50
BACD1
t — 50
BACD2
t — 50
BZD
1.5 t
t —
RP cyc
– 40
t 0.5 t —
CP cyc
– 25
t 0.5 t —
RAH cyc
– 25
t — 50
RAD1
t — 50
RAD2
t — 50
CASD1
t — 50
CASD2
t — 50
WCD
t 1.5 t —
CAS1 cyc
– 40
t 1.0 t —
CAS2 cyc
– 40
t 1.0 t —
CAS3 cyc
– 40
Condition
B
Min Max
— 2.0 t
cyc cyc
– 45
— 3.0 t
cyc cyc
– 45
— 1.5 t
cyc cyc
– 45
— 2.5 t
cyc cyc
– 45
1.0 t —
cyc
– 20
0.5 t —
cyc
– 20
25 —
5 —
25 —
— 30
— 30
— 30
1.5 t
—
cyc
– 25
0.5 t —
cyc
– 15
0.5 t – —
cyc
15
— 25
— 30
— 25
— 25
— 25
1.5 t —
cyc
– 20
1.0 t —
cyc
– 20
1.0 t —
cyc
– 20
Test
Unit
Conditions
ns Figure 21.11,
figure 21.12,
figure 21.14,
ns
figure 21.15,
figure 21.17
ns
ns
ns
ns
ns Figure 21.13
ns
ns Figure 21.16
ns
ns
ns
Figure 21.17
ns
to
figure 21.19
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns