HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 550

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

Table 18-5 Refresh Controller Bus Timing
Condition A: V
Condition B: V
Condition C: V
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
Note: At 8 MHz, the times below depend as indicated on the clock cycle time.
At 10 MHz, the times below depend as indicated on the clock cycle time.
At 16 MHz, the times below depend as indicated on the clock cycle time.
t
t
t
t
t
t
t
t
t
RAH
RAC
RP
RAH
RAC
RP
RAH
RAC
RP
= t
= t
= t
= 2.0
= 2.0
= 2.0
V
specifications), T
V
specifications), T
V
specifications), T
= 0.5
= 0.5
= 0.5
CRP
CRP
CRP
CC
SS
CC
SS
CC
SS
= AV
= AV
= AV
= 2.7 V to 5.5 V, AV
= 3.0 V to 5.5 V, AV
= 5.0 V ± 10%, AV
= 1.0
= 1.0
= 1.0
t
t
t
t
t
t
cyc
cyc
cyc
cyc
cyc
cyc
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
RAD1
RAD2
RAD3
RAH
RP
CRP
CAS
RAC
AA
CAC
WDS3
CSR
RSD
SS
SS
SS
– 38 (ns)
– 90 (ns)
– 30 (ns)
– 50 (ns)
– 16 (ns)
– 40 (ns)
= 0 V, ø = 2 MHz to 8 MHz, T
= 0 V, ø = 2 MHz to 10 MHz, T
= 0 V, ø = 2 MHz to 16 MHz, T
t
t
t
cyc
cyc
cyc
– 40 (ns)
– 30 (ns)
– 23 (ns)
a
a
a
= –40°C to +85°C (wide-range specifications)
= –40°C to +85°C (wide-range specifications)
= –40°C to +85°C (wide-range specifications)
Condition A Condition B Condition C
Min
—
—
—
25
85
85
110
—
—
—
75
20
—
8 MHz
CC
Max
60
60
60
—
—
—
—
160
105
50
—
—
60
CC
CC
= 5.0 V ± 10%, V
= 2.7 V to 5.5 V, V
= 3.0 V to 5.5 V, V
t
t
t
t
t
t
CAC
CSR
CAC
CSR
CAC
CSR
Min
—
—
—
20
70
70
85
—
—
—
50
15
—
532
10 MHz
= 1.0
= 0.5
= 1.0
= 0.5
= 1.0
= 0.5
Max
50
50
50
—
—
—
—
150
75
50
—
—
50
t
t
t
t
t
t
cyc
cyc
cyc
a
cyc
cyc
cyc
a
a
Min
—
—
—
15
40
40
40
—
—
—
40
15
—
= –20°C to +75°C (regular
REF
= –20°C to +75°C (regular
= –20°C to +75°C (regular
16 MHz
– 75 (ns)
– 43 (ns)
– 50 (ns)
– 35 (ns)
– 38 (ns)
– 16 (ns)
REF
REF
= 4.5 V to AV
Max
30
30
30
—
—
—
—
85
55
25
—
—
30
= 2.7 V to AV
= 3.0 V to AV
Unit
ns
CC
Test
Conditions
Figure 18-7
to
Figure 18-13
CC
CC
,
,
,