參數(shù)資料
型號: MB90F334A
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): 105/116頁
文件大小: 632K
代理商: MB90F334A
MB90330 Series
105
(11) Bus write timing
(V
CC
=
AV
CC
=
3.3 V
±
0.3 V, V
SS
=
AV
SS
=
0.0 V, T
A
=
0
°
C to
+
70
°
C)
Condi-
tions
Min
Address,
WR
3 t
CP
/
2
25
3 t
CP
/
2
20
Data, WR
3 t
CP
/
2
15
10
20
30
WR,
Address
WR, ALE
t
CP
/
2
15
WR, CLK
t
CP
/
2
17
Note : t
CP
: See “ (1) Clock input timing”.
Parameter
Sym-
bol
Pin name
Value
Unit
Remarks
Max
Valid address
WR
time
t
AVWL
t
CP
15
ns
WR pulse width
t
WLWH
WRL, WRH
ns
ns
ns
ns
ns
ns
At f
cp
=
24 MHz
At f
cp
=
12 MHz
Valid data output
WR
time
t
DVWH
WR
↑→
data hold time
t
WHDX
WR,
Data
At f
cp
=
24 MHz
At f
cp
=
12 MHz
At f
cp
=
6 MHz
WR
↑→
address valid time
t
WHAX
t
CP
/
2
10
ns
WR
↑→
ALE
time
WR
↓→
CLK
time
t
WHLH
t
WLCH
ns
ns
WR
(WRL, WRH)
0.8 V
0.8 V
2.4 V
2.4 V
2.4 V
2.4 V
0.8 V
2.4 V
0.8 V
2.4 V
CLK
ALE
A23 to A16
AD15 to AD00
t
WHLH
t
AVWL
t
DVWH
t
DVWH
t
WLWH
t
WHAX
t
WHDX
t
WLCH
0.8 V
2.4 V
0.8 V
2.4 V
A23 to A00
D15 to D00
t
WHAX
t
WHDX
0.8 V
2.4 V
0.8 V
2.4 V
0.8 V
2.4 V
0.8 V
2.4 V
Address
Write data
Write data
In multiplex mode
In non-multiplex mode
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