參數(shù)資料
型號: MB90548PFF
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 37/73頁
文件大?。?/td> 1663K
代理商: MB90548PFF
MB90540/545 Series
42
(6) Bus Timing (Write)
(VCC
= 4.5 V to 5.5 V, VSS = 0 V, TA = 40 °C to +85 °C)
Parameter
Symbol
Pin
Condition
Value
Units Remarks
Min.
Max.
Valid address
WR ↓ time
tAVWL
A23 to A16,
AD15 to AD00,
WR
tCP – 15
ns
WR pulse width
tWLWH
WR
3 tCP/2 – 20
ns
Valid data output
WR ↑ time
tDVWH
AD15 to AD00,
WR
3 tCP/2 – 20
ns
WR
↑ Data hold time
tWHDX
AD15 to AD00,
WR
20
ns
WR
↑ Address valid time
tWHAX
A23 to A16,
WR
tCP/2 – 10
ns
WR
↑ ALE ↑ time
tWHLH
WR, ALE
tCP/2 – 15
ns
WR
↓ CLK ↑ time
tWLCH
WR, CLK
tCP/2 – 20
ns
CLK
tWLCH
2.4 V
ALE
tWHLH
2.4 V
WR (WRL, WRH)
tWLWH
0.8 V
2.4 V
tAVWL
A23 to A16
0.8 V
2.4 V
0.8 V
tWHAX
AD15 to AD00
2.4 V
0.8 V
Address
0.8 V
2.4 V
Write data
tDVWH
0.8 V
2.4 V
tWHDX
Bus Timing (Write)
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