參數(shù)資料
型號(hào): MB90W224AZF
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 16-BIT, UVPROM, 16 MHz, MICROCONTROLLER, CQFP120
封裝: CERAMIC, QFP-120
文件頁(yè)數(shù): 76/105頁(yè)
文件大?。?/td> 1800K
代理商: MB90W224AZF
MB90220 Series
72
(6) Bus Write Timing
(VCC = +4.5 V to +5.5 V, VSS = 0.0 V, TA = –40
°C to +70°C)
Parameter
Symbol
Pin name
Condition
Value
Unit
Remarks
Min.
Max.
Valid address
→ WR ↓ time
tAVWL
A23 to A00
Load
condition:
80 pF
tCYC/2 – 20
ns
WR pulse width
tWLWH
WRL, WRH
tCYC – 25
ns
Valid data output
→ WR ↑ time tDVWH
D15 to D00
tCYC – 40
ns
WR
↑ → Data hold time
tWHDX
D15 to D00
tCYC/2 – 20
ns
WR
↑ → Address valid time
tWHAX
A23 to A00
tCYC/2 – 20
ns
WR
↓ → CLK ↓ time
tWLCL
WRL,
WRH, CLK
tCYC/2 – 25
ns
CLK
WR
(WRL, WRH)
A23 to A00
D15 to D00
Read data
0.3 VCC
0.7 VCC
0.3 VCC
0.7 VCC
0.3 VCC
0.7 VCC
0.3 VCC
0.7 VCC
Indeter-
minate
tWLCL
tWLWH
tAVWL
tWHAX
tWHDX
tDVWH
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