Hitachi H8/3062 Hardware Manual page 675

Item
Write data delay
time
Write data setup
time 1
Write data setup
time 2
Write data hold
time
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
Note: In order to secure the address hold time relative to the rise of the RD strobe, address
update mode 2 should be used. For details see section 6.3.5, Address Output Method.
660
A
Symbol Min Max
t — 60
WDD
t 1.0 t —
WDS1 cyc
– 50
t 2.0 t —
WDS2 cyc
– 50
t 0.5 t —
WDH cyc
– 30
t — 2.0 t
ACC1
– 100
t — 3.0 t
ACC2
– 100
t — 1.5 t
ACC3
– 100
t — 2.5 t
ACC4
– 100
t 1.0 t —
PCH1 cyc
– 40
t 0.5 t —
PCH2 cyc
– 40
t 40 —
WTS
t 5 —
WTH
t 40 —
BRQS
t — 60
BACD1
t — 60
BACD2
t — 60
BZD
Condition
B
Min Max
— 50
1.0 t —
cyc
– 40
2.0 t —
cyc
– 40
0.5 t —
cyc
– 25
— 2.0 t
cyc cyc
– 80
— 3.0 t
cyc cyc
– 80
— 1.5 t
cyc cyc
– 80
— 2.5 t
cyc cyc
– 80
1.0 t —
cyc
– 30
0.5 t —
cyc
– 30
40 —
5 —
40 —
— 50
— 50
— 50
C
Min Max Unit Conditions
— 35 ns
1.0 t — ns
cyc
– 30
2.0 t — ns
cyc
– 30
0.5 t — ns
cyc
– 15
— 2.0 t ns
cyc
– 45
— 3.0 t ns
cyc
– 45
— 1.5 t ns
cyc
– 45
— 2.5 t ns
cyc
– 45
1.0 t — ns
cyc
– 20
0.5 t — ns
cyc
– 20
25 — ns
5 — ns
25 — ns
— 30 ns
— 30 ns
— 30 ns
Test
Figure 22.17,
figure 22.18
Figure 22.19
Figure 22.20