HD6473032F16 Datasheet, PDF (667/847 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Item
Read data access time 3
Read data access time 4
Precharge time
Wait setup time
Wait hold time
Bus request setup ime
Bus acknowledge delay time 1
Bus acknowledge delay time 2
Bus-floating time
Symbol
tACC3
tACC4
tPCH
tWTS
tWTH
tBRQS
tBACD1
tBACD2
tBZD
Section 21 Electrical Characteristics
Conditions
Min
Max
—
—
1.0 tcyc - 20
25
1.0 tcyc - 28
2.0 tcyc - 32
—
—
5
—
25
—
—
30
—
30
—
40
Unit
ns
Test
Conditions
Figure 21.4,
Figure 21.5
Figure 21.6
Figure 21.17
Table 21.5 Refresh Controller Bus Timing
Conditions: V_CC = 5.0 V ±10%, AV_CC = 5.0 V ±10%, V_REF = 4.5 V to AV_CC,
V_SS = AV_SS = 0 V, φ = 2 MHz to 25 MHz, T_a = –20°C to +75°C
Item
RAS delay time 1
RAS delay time 2
RAS delay time 3
Row address hold time^*
RAS precharge time^*
CAS to RAS precharge time^*
CAS pulse width
RAS access time^*
Address access time
CAS access time^*
Write data setup time 3
CAS setup time^*
Read strobe delay time
Symbol
tRAD1
tRAD2
tRAD3
tRAH
tRP
tCRP
tCAS
tRAC
tAA
tCAC
tWDS3
tCSR
tRSD
Conditions
Min
Max
—
18
—
18
—
18
0.5 tcyc - 5
1.0 tcyc - 15
1.0 tcyc - 15
1.0 tcyc - 18
—
—
—
15
—
—
—
—
2.0 tcyc - 35
1.5 tcyc - 40
1.0 tcyc - 30
—
0.5 tcyc - 15 —
—
25
Unit
ns
Test
Conditions
Figure 21.7 to
Figure 21.14
Rev. 3.00 Mar 21, 2006 page 637 of 814
REJ09B0302-0300