參數(shù)資料
型號(hào): MB90W214ZF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, UVPROM, 16 MHz, MICROCONTROLLER, CQFP80
封裝: WINDOWED, CERAMIC, QFP-80
文件頁(yè)數(shù): 65/100頁(yè)
文件大?。?/td> 1681K
代理商: MB90W214ZF
67
MB90210 Series
(7) Bus Write Timing
(VCC = +4.5 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
tCYC/2 – 20
ns
WR
↑ → address valid time tWHAX
A23 to A00
tCYC/2 – 20
ns
WR
↓ → CLK ↓ time
tWLCH
WRL, WRH, CLK
tCYC/2 – 25
ns
tWLWH
tWLCL
tWHAX
CLK
WR
(WRL, WRH)
tWHDX
Write data
tDVWH
tAVWL
Un-
defined
0.7 VCC
0.3 VCC
A23 to A00
D15 to D00
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