HD6433045 HITACHI [Hitachi Semiconductor], HD6433045 Datasheet - Page 691

• Manufacturer Part Number: HD6433045
• Description: Hitachi Single-Chip Microcomputer
• Manufacturer: HITACHI [Hitachi Semiconductor]

21.3.2 AC Characteristics
Bus timing parameters are listed in table 21-12. Refresh controller bus timing parameters are
listed in table 21-13. Control signal timing parameters are listed in table 21-14. Timing parameters
of the on-chip supporting modules are listed in table 21-15.
Table 21-12 Bus Timing (1)
Condition A: 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
Strobe delay time
Write data strobe pulse width 1
Write data strobe pulse width 2
Address setup time 1
Address setup time 2
Read data setup time
Read data hold time
V
specifications), T
V
specifications), T
CC
SS
CC
SS
= AV
= AV
= 2.7 V to 5.5 V, AV
= 5.0 V ± 10%, AV
SS
SS
= 0 V, ø = 1 MHz to 8 MHz, T
= 0 V, ø = 1 MHz to 16 MHz, T
Symbol
t
t
t
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
a
a
= –40°C to +85°C (wide-range specifications)
= –40°C to +85°C (wide-range specifications)
*
*
CC
CC
= 5.0 V ± 10%, V
Min
125
40
40
—
—
—
25
—
—
—
85
150
20
80
50
0
= 2.7 V to 5.5 V, V
Condition A
683
8 MHz
Max
1000
—
—
20
20
60
—
60
60
60
—
—
—
—
—
—
a
a
= –20°C to +75°C (regular
REF
Min
62.5
20
20
—
—
—
10
—
—
—
35
65
10
40
20
0
= –20°C to +75°C (regular
REF
Condition C
= 4.5 V to AV
16 MHz
= 2.7 V to AV
Max
1000
—
—
10
10
30
—
30
30
30
—
—
—
—
—
—
Unit
ns
CC
CC
,
,
Test
Conditions
Figure 21-7
Figure 21-8