參數(shù)資料
型號(hào): MC-80C32E-30/883
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, 30 MHz, MICROCONTROLLER, CDIP40
封裝: SIDE BRAZED, DIP-40
文件頁數(shù): 5/20頁
文件大?。?/td> 239K
代理商: MC-80C32E-30/883
13
80C32E
Rev. K – 21-Aug-01
Load capacitance for Port 0, ALE and PSEN = 100 pF; Load capacitance for all other
outputs = 80 pF.
Table 4. External Program Memory Characteristics (ns)
Figure 7. External Program Memory Read Cycle
Symbol
Parameter
30 MHz
min
max
T
LHLL
ALE Pulse Width
60
T
AVLL
Address Valid to ALE
15
T
LLAX
Address Hold After ALE
35
T
LLIV
ALE to Valid Instr In
100
T
LLPL
ALE to PSEN
25
T
PLPH
PSEN Pulse Width
80
T
PLIV
PSEN to Valid Instr In
65
T
PXIX
Input Instr Hold After PSEN
0
T
PXIZ
Input Instr Float After PSEN
30
T
PXAV
PSEN to Address Valid
35
T
AVIV
Address to Valid Instr In
130
T
PLAZ
PSEN Low to Address Float
6
T
PLIV
TPLAZ
ALE
PSEN
PORT 0
PORT 2
A0-A7
INSTR IN
ADDRESS
OR SFR-P2
ADDRESS A8-A15
12 T
CLCL
T
AVIV
T
LHLL
TAVLL
T
LLIV
T
LLPL
TPLPH
T
PXAV
T
PXIX
TPXIZ
T
LLAX
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