參數(shù)資料
型號: MB90F884A
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): 54/75頁
文件大小: 1083K
代理商: MB90F884A
MB90880 Series
54
(5) Bus read timing
(V
CC
=
2.7 V to 3.6 V, V
SS
=
0.0 V, T
A
=
0
°
C to
+
70
°
C)
Value
* : t
CP
is the cycle time for the internal operation clock. Refer to (1) “Clock timing ratings”.
Parameter
Symbol
Pin name
Condi-
tions
Unit
Remarks
Min
Max
ALE pulse width
t
LHLL
ALE
t
CP
*
/
2
15
ns
16 MHz
<
f
CP
25 MHz
8 MHz
<
f
CP
16 MHz
f
CP
8 MHz
t
CP
*
/
2
20
ns
t
CP
*
/
2
35
t
CP
*
/
2
17
t
CP
*
/
2
40
ns
Valid address
ALE
time
t
AVLL
Address,
ALE
ns
ns
f
CP
8 MHz
ALE
valid address time
valid address
RD
Time
t
LLAX
ALE,
address
t
CP
*
/
2
15
ns
t
AVRL
RD,
address
t
CP
*
25
ns
Valid address
valid data input
t
AVDV
Address /
data
5 t
CP
*
/
2
55
5 t
CP
*
/
2
80
ns
ns
f
CP
8 MHz
16 MHz
<
f
CP
25 MHz
8 MHz
<
f
CP
16 MHz
RD pulse width
t
RLRH
RD
3 t
CP
*
/
2
25
ns
3 t
CP
*
/
2
20
ns
RD
valid data input
t
RLDV
RD, data
3 t
CP
*
/
2
55
3 t
CP
*
/
2
80
ns
ns
f
CP
8 MHz
RD
↑→
data hold time
RD
ALE
time
RD
valid address time
Valid address
CLK
time
RD
CLK
time
ALE
RD
time
t
RHDX
RD, data
0
ns
t
RHLH
RD, ALE
t
CP
*
/
2
15
ns
t
RHAX
Address,
RD
t
CP
*
/
2
10
ns
t
AVCH
Address,
CLK
t
CP
*
/
2
17
ns
t
RLCH
RD, CLK
t
CP
*
/
2
17
t
CP
*
/
2
15
ns
t
LLRL
RD, ALE
ns
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MB90F884APF 16-Bit Proprietary Microcontroller
MB90F884APMC 16-Bit Proprietary Microcontroller
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