D12320VF25V Datasheet, PDF (880/1146 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 20 Electrical Characteristics
(3) Bus Timing
Table 20.15 Bus Timing
Condition B: V_CC = 3.0 V to 3.6 V, AV_CC = 3.0 V to 3.6 V, V_ref = 3.0 V to AV_CC, V_SS = AV_SS =
0 V, φ = 2 MHz to 25 MHz, T_a = –20°C to 75°C (regular specifications),
T_a = –40°C to 85°C (wide-range specifications)
Item
Address delay time
Address setup time
Address hold time
CS delay time 1
AS delay time
RD delay time 1
RD delay time 2
Read data setup time
Read data hold time
Read data access time 1
Read data access time 2
Read data access time 3
Read data access time 4
Read data access time 5
WR delay time 1
WR delay time 2
WR pulse width 1
WR pulse width 2
Write data delay time
Write data setup time
Write data hold time
WAIT setup time
WAIT hold time
BREQ setup time
BACK delay time
Bus floating time
BREQO delay time
Symbol
tAD
tAS
tAH
tCSD1
tASD
tRSD1
tRSD2
tRDS
tRDH
tACC1
tACC2
tACC3
tACC4
tACC5
tWRD1
tWRD2
tWSW1
tWSW2
tWDD
tWDS
tWDH
tWTS
tWTH
tBRQS
tBACD
tBZD
tBRQOD
Min
—
0.5 × tcyc – 15
0.5 × tcyc – 8
—
—
—
—
15
0
—
—
—
—
—
—
—
1.0 × tcyc – 15
1.5 × tcyc – 15
—
0.5 × tcyc – 15
0.5 × tcyc – 8
25
5
30
—
—
—
Max
20
—
—
15
15
15
15
—
—
1.0 × tcyc – 20
1.5 × tcyc – 20
2.0 × tcyc – 20
2.5 × tcyc – 20
3.0 × tcyc – 20
15
15
—
—
20
—
—
—
—
—
15
40
25
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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 846 of 1108
REJ09B0089-0700