參數(shù)資料
型號: MB90V650A
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): 82/120頁
文件大?。?/td> 1690K
代理商: MB90V650A
82
MB90650A Series
(5) Bus Read Timing
(V
CC
= 2.7 V to 3.3 V, V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
t
CP
: See “(1) Clock Timing.”
Note: V
CC
= V
CC
1 = V
CC
2
Parameter
Symbol
Pin name
Condition
Unit
Remarks
Min.
Max.
ALE pulse width
t
LHLL
ALE
t
CP
/2 – 20
ns
MASK/FLASH
t
CP
/ 2 – 35
ns
MB90P653A
Valid address
ALE
time t
AVLL
Multiplexed
address
t
CP
/ 2 – 25
ns
MASK/FLASH
t
CP
/ 2 – 40
ns
MB90P653A
ALE
↓ →
address valid time
t
LLAX
Multiplexed
address
t
CP
/ 2 – 15
ns
Valid address
RD
time
t
AVRL
Multiplexed
address
t
CP
– 15
ns
Valid address
valid data
input
t
AVDV
Multiplexed
address
5 t
CP
/ 2 – 60
ns
MASK/FLASH
5 t
CP
/ 2 – 80
ns
MB90P653A
RD pulse width
t
RLRH
RD
3 t
CP
/ 2 – 20
ns
RD
↓ →
valid data input
t
RLDV
D15 to D00
5 t
CP
/ 2 – 60
ns
MASK/FLASH
5 t
CP
/ 2 – 80
ns
MB90P653A
RD
↑ →
data hold time
RD
↑ →
ALE
time
t
RHDX
D15 to D00
0
ns
t
RHLH
RD, ALE
t
CP
/ 2 – 15
ns
RD
↑ →
address valid time
t
RHAX
Address,
RD
t
CP
/ 2 – 10
ns
Valid address
CLK
time t
AVCH
Address,
CLK
t
CP
/ 2 –20
ns
RD
↓ →
CLK
time
t
RLCH
RD, CLK
t
CP
/ 2 – 20
ns
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