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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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DS89C430 датащи(PDF) 5 Page - Dallas Semiconductor |
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DS89C430 датащи(HTML) 5 Page - Dallas Semiconductor |
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5 / 48 page  DS89C430/DS89C440/DS89C450 Ultra-High-Speed Flash Microcontrollers 5 of 48 AC CHARACTERISTICS (continued) (VCC = 4.5V to 5.5V, TO = -40°C to +85°C.) (See Figure 1, Figure 2, and Figure 3.) 1-CYCLE PAGE MODE 1 2-CYCLE PAGE MODE 1 4-CYCLE PAGE MODE 1 PAGE MODE 2 NONPAGE MODE PARAMETER SYMBOL MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX UNITS PSEN Low to Valid Instruction In tPLIV tCLCL - 20 tCLCL - 20 2tCLCL - 20 tCLCL - 20 2tCLCL - 20 ns Input Instruction Hold After PSEN tPXIX 0 0 0 0 0 ns Input Instruction Float After PSEN tPXIZ tCLCL - 5 tCLCL - 5 ns Port 0 Address to Valid Instruction In tAVIV0 1.5tCLCL - 22 3tCLCL - 22 ns Port 2 Address to Valid Instruction In tAVIV2 tCLCL - 20 1.5tCLCL - 20 2.5tCLCL - 20 3tCLCL - 20 3.5tCLCL - 20 ns PSEN Low to Port 0 Address Float tPLAZ 0 0 ns RD Pulse Width (P3.7) (Note 16) tRLRH tCLCL - 5 + tSTC1 tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 ns WR Pulse Width (P3.6) (Note 16) tWLWH tCLCL - 5 + tSTC1 tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 2tCLCL - 5 + tSTC1 ns RD (P3.7) Low to Valid Data In (Note 16) tRLDV tCLCL - 18 + tSTC1 tCLCL - 18 + tSTC1 2tCLCL - 18 + tSTC1 2tCLCL - 18 + tSTC1 2tCLCL - 18 + tSTC1 ns Data Hold After RD (P3.7) tRHDX 0 0 0 0 0 ns Data Float After RD (P3.7) tRHDZ tCLCL - 5 tCLCL - 5 ns MOVX ALE Low to Input Data Valid (Note 16) tLLDV 2tCLCL - 8 + tSTC1 2tCLCL - 5 + tSTC1 ns |
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