參數(shù)資料
型號： MB90F574A
廠商： Fujitsu Limited
英文描述： Octal Bus Transceivers And Registers With 3-State Outputs 24-CFP -55 to 125
中文描述： 16位微控制器專有
文件頁數(shù)： 90/135頁
文件大?。?/td> 2504K
代理商： MB90F574A
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
相關(guān)PDF資料
PDF描述
MB90F574APMT 16-bit Proprietary Microcontroller
MB90F574PFF 16-bit Proprietary Microcontroller
MB90F574PFV 16-bit Proprietary Microcontroller
MB90573 Hex Schmitt-trigger Inverters 14-CFP -55 to 125
MB90573PFF 16-bit Proprietary Microcontroller
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