參數(shù)資料
型號: MB90246APFV
元件分類: 微控制器/微處理器
英文描述: 16-BIT, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 64/100頁
文件大?。?/td> 1959K
代理商: MB90246APFV
66
MB90246A Series
(4) Bus Write Timing
(AVCC = VCC = 4.5 V to 5.5 V, AVSS = VSS = 0.0 V, TA = –30
°C to +70°C)
N: Stands for the number of wait cycles. With no wait, N is set at “0”. (The number of wait cycles depends on an
automatic wait and external RDY.)
* : For tCYC (cycle time (machine cycle)), see paragraph (4), “Clock output timing.”
Parameter
Symbol
Pin name
Condition
Value
Unit
Remarks
Min.
Max.
Effective address
WRL, WRH
↓ time
tAVWL
A00 to A23
VCC = 5.0 V ±10%
1 tCYC*/
2 – 20
—ns
WRL, WRH pulse width tWLWH
WRL, WRH
(N + 1)
×
1 tCYC** – 25
—ns
Write data
→ WRL,
WRH
↑ time
tDVWH
D15 to D00
(N + 1)
×
1 tCYC* – 40
—ns
WRL, WRH
↑ → data
hold time
tWHDX
D15 to D00
VCC = 5.0 V
±10%
1 tCYC*/
2 – 20
—ns
WRL, WRH
↑ →
address effective time
tWHAX
A00 to A23
1 tCYC*/
2 – 20
—ns
WRL, WRH
↓ → CLK ↓
time
tWLCL
WRL, CLK
1 tCYC*/
2 – 25
—ns
CLK
WRL, WRH
A00 to A23
D00 to D15
tWLCL
tAVWL
tWLWH
2.4 V
0.2 V
2.4 V
0.8 V
2.4 V
0.8 V
Write data
tWHAX
tDVWH
tWHDX
2.4 V
0.8 V
2.4 V
0.2 V
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