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ST10F269 数据表(PDF) 140 Page - STMicroelectronics

部件名 ST10F269
功能描述  16-BIT MCU WITH MAC UNIT, 256K BYTE FLASH MEMORY AND 12K BYTE RAM
PDF  160 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST10F269 数据表(HTML) 140 Page - STMicroelectronics

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Figure 69 : External Clock Drive XTAL1
21.4.9 - Memory Cycle Variables
The tables below use three variables which are derived from the BUSCONx registers and represent the
special characteristics of the programmed memory cycle. The following table describes, how these
variables are to be computed.
Description
Symbol
Values
ALE Extension
tA
TCL x [ALECTL]
Memory Cycle Time wait states
tC
2TCL x (15 - [MCTC])
Memory Tri-state Time
tF
2TCL x (1 - [MTTC])
t1
t3
t4
VIL
t2
tOSC
VIH2



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