参数资料
型号: MB90F334APFF
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 24 MHz, MICROCONTROLLER, PQFP120
封装: 14 X 14 MM, 1.70 MM HEIGHT, 0.40 MM PITCH, PLASTIC, LFQFP-120
文件页数: 7/120页
文件大小: 1210K
代理商: MB90F334APFF
MB90330A Series
104
(10) Bus read timing
(VCC
= AVCC = 3.3 V ± 0.3 V, VSS = AVSS = 0.0 V, TA = 0 °C to + 70 °C)
Note : tCP : Refer to “ (1) Clock input timing”.
Parameter
Sym-
bol
Pin name
Conditions
Value
Unit
Remarks
Min
Max
ALE pulse width
tLHLL
ALE
tCP
/2 15
ns
At fcp
= 24 MHz
tCP
/2 20
ns
At fcp
= 12 MHz
tCP
/2 35
ns
At fcp
= 6 MHz
Valid address
→ALE↓time
tAVLL
Address,
ALE
tCP
/2 17
ns
tCP
/2 40
ns
At fcp
= 6 MHz
ALE
↓→Address valid time tLLAX
ALE,
Address
tCP
/2 15
ns
Valid address
→RD↓time
tAVRL
RD,
Address
tCP
25
ns
Valid address
→valid data
input
tAVDV
Address/
data
5 tCP
/2 55
ns
5 tCP
/2 80
ns
At fcp
= 6 MHz
RD pulse width
tRLRH
RD
3 tCP
/2 25
ns
At fcp
= 24 MHz
3 tCP
/2 20
ns
At fcp
= 12 MHz
RD
↓→valid data input
tRLDV
RD,
Data
3 tCP
/2 55
ns
3 tCP
/2 80
ns
At fcp
= 6 MHz
RD
↓→data hold time
tRHDX
RD,
Data
0
ns
RD
↑→ALE↑time
tRHLH
RD, ALE
tCP
/2 15
ns
RD
↑→address valid time
tRHAX
Address,
RD
tCP
/2 10
ns
Valid address
→CLK↑time tAVCH
Address,
CLK
tCP
/2 17
ns
RD
↓→CLK↑time
tRLCH
RD, CLK
tCP
/2 17
ns
ALE
↓→RD↓time
tLLRL
RD, ALE
tCP
/2 15
ns
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