參數(shù)資料
型號: MB90641APF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 17 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 59/94頁
文件大?。?/td> 1542K
代理商: MB90641APF
62
MB90640A Series
(6)
Bus Timing (Read)
(VCC = 4.5 V to 5.5 V, VSS = 0.0 V, TA = –40°C to +85°C)
tCP: See “ (1) Clock Timing.”
Parameter
Symbol
Pin name
Conditions
Value
Unit
Remarks
Min.
Max.
ALE pulse width
tLHLL
ALE
tCP/2 – 20
ns
Valid address
→ ALE ↓ time tAVLL
Address
tCP/2 – 20
ns
ALE
↓ → address valid time tLLAX
Address
tCP/2 – 15
ns
Valid address
→ RD ↓ time
tAVRL
Address
tCP – 15
ns
Valid address
→ valid data
input
tAVDV
Address/
data
——
5 tCP/2 – 60
ns
RD pulse width
tRLRH
RD
—3 tCP/2 – 20
ns
RD
↓ → valid data input
tRLDV
Data
3 tCP/2 – 60
ns
RD
↑ → data hold time
tRHDX
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 – 20
ns
RD
↓ → CLK ↑ time
tRLCH
RD, CLK
tCP/2 – 20
ns
ALE
↓ → RD ↓ time
tLLRL
ALE, RD
—tCP/2 – 15
ns
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相關代理商/技術參數(shù)
參數(shù)描述
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