參數(shù)資料
型號(hào): MB90478PF
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 16-Bit Proprietary Microcontroller
中文描述: 16-BIT, MROM, 20 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 93/118頁
文件大?。?/td> 555K
代理商: MB90478PF
MB90470 Series
93
(5) Bus read timing
(V
CC
=
2.7 V to 3.6 V, V
SS
=
0.0 V, T
A
=
40
°
C to
+
85
°
C)
Value
Notes :
t
CP
: See (1) Clock Timing Ratings.
V
CC
=
V
CC
3
=
V
CC
5
Parameter
Sym-
bol
Pin name
Condi-
tions
Unit
Remarks
Min
Max
ALE pulse width
t
LHLL
ALE
t
CP
/
2
15
t
CP
/
2
20
t
CP
/
2
35
t
CP
/
2
20
t
CP
/
2
40
ns
at f
cp
=
20 MHz
at f
cp
=
16 MHz
at f
cp
=
8 MHz
ns
ns
Valid address
ALE
time
t
AVLL
Address pins,
ALE
ns
ns
at f
cp
=
8 MHz
ALE
address valid time
Valid address
RD
time
t
LLAX
ALE,
Address pins
t
CP
/
2
15
ns
t
AVRL
RD,
address
t
CP
20
ns
Valid address
valid data input
t
AVDV
Address/data
5 t
CP
/
2
60
5 t
CP
/
2
80
3 t
CP
/
2
60
3 t
CP
/
2
80
ns
ns
at f
cp
=
8 MHz
at f
cp
=
20 MHz
at f
cp
=
16 MHz
RD pulse width
t
RLRH
RD
3 t
CP
/
2
25
3 t
CP
/
2
20
ns
ns
RD
valid data input
t
RLDV
RD,
Data
ns
ns
at f
cp
=
8 MHz
RD
data hold time
RD
ALE
time
RD
address valid 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
20
ns
t
RLCH
RD, CLK
t
CP
/
2
20
t
CP
/
2
15
ns
t
LLRL
RD, ALE
ns
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