參數(shù)資料
型號: MB90V570
廠商: Fujitsu Limited
英文描述: 16-bit Proprietary Microcontroller
中文描述: 16位微控制器專有
文件頁數(shù): 90/135頁
文件大小: 2504K
代理商: MB90V570
90
MB90570 Series
(6) Bus Read Timing
(AV
CC
= V
CC
= 5.0 V
±
10%, AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
* :For t
CP
(internal operating clock cycle time), refer to “(3) Clock Timings.”
Parameter
Symbol
Pin name
Condition
Value
Unit
Remarks
Min.
Max.
ALE pulse width
t
LHLL
ALE
ALE,
A23 to A16,
AD15 to AD00
ALE,
AD15 to AD00
RD,
A23 to A16,
AD15 to AD00
A23 to A16,
AD15 to AD00
RD
RD,
AD15 to AD00
RD,
AD15 to AD00
ALE, RD
ALE,
A23 to A16
CLK,
A23 to A16,
AD15 to AD00
CLK, RD
ALE, RD
1 t
CP
*/2 – 20
ns
Effective address
ALE
time
t
AVLL
1 t
CP
*/2 – 20
ns
ALE
address
effective time
t
LLAX
1 t
CP
*/2 – 15
ns
Effective address
RD
time
t
AVRL
1 t
CP
* – 15
ns
Effective address
valid data input
RD pulse width
t
AVDV
5 t
CP
*/2 – 60
ns
t
RLRH
3 t
CP
*/2 – 20
ns
RD
valid data input t
RLDV
3 t
CP
*/2 – 60
ns
RD
data hold time
t
RHDX
0
ns
RD
ALE
time
RD
address
effective time
t
RHLH
1 t
CP
*/2 – 15
ns
t
RHAX
1 t
CP
*/2 – 10
ns
Effective address
CLK
time
t
AVCH
1 t
CP
*/2 – 20
ns
RD
CLK
time
ALE
RD
time
t
RLCH
t
ALRL
1 t
CP
*/2 – 20
1 t
CP
*/2 – 15
ns
ns
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