H8SLASH3028F datasheet(684/923 Pages) RENESAS

684 / 923 page

Rev. 2.00, 09/03, page 654 of 890

Table 21.6 Bus Timing

Conditions: VCC = 3.0 V to 3.6 V, AVCC = 3.0 V to 3.6 V, VREF = 3.0 V to AVCC,

VSS = AVSS = 0 V, Ta = –20°C to +75°C (regular specifications),

Ta = –40°C to +85°C (wide-range specifications)

Condition

f = 2 M to 25 MHz

Item

Symbol

Min

Max

Unit

Test Conditions

Address delay time

tAD

—25

Address hold time

tAH

0.5 tcyc – 20

—

Read strobe delay time

tRSD

—25

Address strobe delay time

tASD

—25

Write strobe delay time

tWSD

—25

Figure 21.11,

figure 21.12,

figure 21.14,

figure 21.15

Strobe delay time

tSD

—25

Write strobe pulse width 1

tWSW1

1.0 tcyc – 25

—

Write strobe pulse width 2

tWSW2

1.5 tcyc – 25

—

Address setup time 1

tAS1

0.5 tcyc – 20

—

Address setup time 2

tAS2

1.0 tcyc – 20

—

Read data setup time

tRDS

—

Read data hold time

tRDH

0—

Write data delay time

tWDD

—35

Write data setup time 1

tWDS1

1.0 tcyc – 30

—

Write data setup time 2

tWDS2

2.0 tcyc – 30

—

Write data hold time

tWDH

0.5 tcyc – 15

—

Read data access time 1

tACC1

—

2.0 tcyc – 45

Read data access time 2

tACC2

—

3.0 tcyc – 45

Read data access time 3

tACC3

—

1.5 tcyc – 45

Read data access time 4

tACC4

—

2.5 tcyc – 45

Precharge time 1

tPCH1

1.0 tcyc – 20

—

Precharge time 2

tPCH2

0.5 tcyc – 20

—

Wait setup time

tWTS

—

Figure 21.13

Wait hold time

tWTH

5—

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