HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 672

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

21.2.2 AC Characteristics
Bus timing parameters are listed in table 21-4. Refresh controller bus timing parameters are listed
in table 21-5. Control signal timing parameters are listed in table 21-6. Timing parameters of the
on-chip supporting modules are listed in table 21-7.
Table 21-4 Bus Timing (1)
Condition A: V
Condition B: V
Condition C: V
Item
Clock cycle time
Clock pulse low width
Clock pulse high width
Clock rise time
Clock fall time
Address delay time
Address hold time
Address strobe delay
time
Write strobe delay time t
Strobe delay time
Write data strobe pulse t
width 1
Write data strobe pulse t
width 2
Address setup time 1
Address setup time 2
Read data setup time
Read data hold time
V
specifications), T
V
specifications), T
V
specifications), T
CC
SS
CC
SS
CC
SS
= AV
= AV
= AV
= 2.7 V to 5.5 V, AV
= 3.15 V to 5.5 V, AV
= 5.0 V ± 10%, AV
Symbol Min
t
t
t
t
t
t
t
t
t
t
t
t
t
CYC
CL
CH
CR
CF
AD
AH
ASD
WSD
SD
WSW1
WSW2
AS1
AS2
RDS
RDH
SS
SS
SS
*
*
= 0 V, ø = 1 MHz to 8 MHz, T
= 0 V, ø = 1 MHz to 13 MHz, T
= 0 V, ø = 1 MHz to 18 MHz, T
125
40
40
—
—
—
25
—
—
—
85
150
20
80
50
0
Condition A Condition B
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)
8 MHz
Max
1000 76.9
—
—
20
20
60
—
60
60
60
—
—
—
—
—
—
CC
CC
CC
= 5.0 V ± 10%, V
20
20
—
—
—
20
—
—
—
40
90
15
45
30
0
Min
= 2.7 V to 5.5 V, V
= 3.15 V to 5.5 V, V
13 MHz
664
Max
1000 62.5
—
—
15
15
50
—
50
50
50
—
—
—
—
—
—
Min
20
20
—
—
—
10
—
—
—
35
65
10
40
20
0
a
16 MHz
a
a
= –20°C to +75°C (regular
REF
= –20°C to +75°C (regular
= –20°C to +75°C (regular
Max
1000 55.5
—
—
10
10
30
—
30
30
30
—
—
—
—
—
—
Condition C
REF
= 4.5 V to AV
REF
= 2.7 V to AV
Min
17
17
—
—
—
10
—
—
—
32
62
10
38
15
0
= 3.15 V to AV
18 MHz
1000 ns
—
—
10
10
25
—
25
25
25
—
—
—
—
—
—
Max
CC
Unit
CC
,
,
CC
Test
Conditions
Figure 21-7,
Figure 21-8
,