D12320VF25V Datasheet, PDF (860/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 20 Electrical Characteristics
Item
WR delay time 1
WR delay time 2
WR pulse width 1
Symbol
tWRD1
tWRD2
tWSW1
WR pulse width 2
tWSW2
Write data delay time tWDD
Write data setup time tWDS
Write data hold time tWDH
WAIT setup time
WAIT hold time
BREQ setup time
BACK delay time
Bus floating time
BREQO delay time
tWTS
tWTH
tBRQS
tBACD
tBZD
tBRQOD
Condition A
Min
Max
—
20
—
20
1.0 × —
tcyc – 20
1.5 × —
tcyc – 20
—
30
0.5 × —
tcyc – 20
0.5 × —
tcyc – 10
30
—
5
—
30
—
—
15
—
50
—
30
Condition B
Min
Max
—
15
—
15
1.0 × —
tcyc – 15
1.5 × —
tcyc – 15
—
20
0.5 × —
tcyc – 15
0.5 × —
tcyc – 8
25
—
5
—
30
—
—
15
—
40
—
25
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Test Conditions
Figures 20.6 to 20.10
Figure 20.8
Figure 20.11
Figure 20.12
Rev.7.00 Feb. 14, 2007 page 826 of 1108
REJ09B0089-0700