參數(shù)資料
型號(hào)： MB89PV640CF
廠商： FUJITSU LTD
元件分類： 微控制器/微處理器
英文描述： Automotive Catalog Power-Distribution Switch 8-SOIC -40 to 85
中文描述： 8-BIT, 10 MHz, MICROCONTROLLER, CQFP80
封裝： CERAMIC, MQFP-80
文件頁(yè)數(shù)： 37/59頁(yè)
文件大小： 774K
代理商： MB89PV640CF
37
MB89640 Series
(7) Bus Read Timing
(V
CC
= +5.0 V±10%, F
CH
= 10 MHz, AV
SS
= V
SS
= 0.0 V, T
A
= –40
°
C to +85
°
C)
Value
Min.
RD, A15 to
08, AD7 to 0
RD
1/2 t
inst
* – 20 ns
AD7 to 0,
A15 to 08
RD, AD7 to 0
1/2 t
inst
* – 80 ns
AD7 to 0, RD
0
RD, ALE
1/4 t
inst
* – 40 ns
* :For information on t
inst
, see “(4) Instruction Cycle.”
Parameter
Symbol
Pin
Condition
Unit
Remarks
Max.
Valid address
→
RD
↓
time
t
AVRL
—
1/4 t
inst
* – 64 ns
—
ns
RD pulse width
Valid address
→
read data
time
RD
↓
→
read data time
RD
↑
→
data hold time
RD
↑
→
ALE
↑
time
RD
↑
→
address invalid time
RD
↓
→
CLK
↑
time
CLK
↓
→
RD
↑
time
RD
↓
→
BUFC
↓
time
t
RLRH
—
ns
t
AVDV
1/2 t
inst
*
200
ns
No wait
t
RLDV
t
RHDX
t
RHLH
t
RHAX
t
RLCH
t
CLRH
t
RLBL
120
—
—
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
No wait
RD, A15 to 08
RD, CLK
RD, CLK
RD, BUFC
1/4 t
inst
* – 40 ns
1/4 t
inst
* – 40 ns
0
–5
BUFC
↑→
Valid address time
t
BHAV
A15 to 08,
AD7 to 0, BUFC
5
—
ns
ALE
AD
A
RD
BUFC
CLK
2.4 V
0.8 V
0.8 V
2.4 V
0.8 V
0.7 V
CC
0.3 V
CC
0.7 V
CC
0.3 V
CC
2.4 V
0.8 V
2.4 V
0.8 V
0.8 V
2.4 V
0.8 V
t
CLRH
t
RHAX
2.4 V
0.8 V
2.4 V
2.4 V
0.8 V
t
RHDX
t
BHAV
t
AVDV
t
RLBL
t
RHLH
t
AVRL
t
RLCH
t
RLDV
t
RLRH
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