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DS42516 데이터시트(PDF) 4 Page - Advanced Micro Devices |
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DS42516 데이터시트(HTML) 4 Page - Advanced Micro Devices |
4 / 58 page 4 DS42516 Key To Switching Waveforms. . . . . . . . . . . . . . . 36 Figure 12. Input Waveforms and Measurement Levels . . . . . . . . . . . . . . . . . . . . 36 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 37 SRAM CE#s Timing . . . . . . . . . . . . . . . . . . . . . . . 37 Figure 13. Timing Diagram for Alternating Between SRAM to Flash. . . . . . . . . . . . . . . . . . 37 Flash Read-Only Operations . . . . . . . . . . . . . . . . 38 Figure 14. Read Operation Timings . . . . . . . . . 38 Hardware Reset (RESET#) . . . . . . . . . . . . . . . . . 39 Figure 15. Reset Timings . . . . . . . . . . . . . . . . . 39 Flash Word/Byte Configuration (CIOf) . . . . . . . . . 40 Figure 16. CIOf Timings for Read Operations . 40 Figure 17. CIOf Timings for Write Operations. . 40 Flash Erase and Program Operations . . . . . . . . . 41 Figure 18. Program Operation Timings. . . . . . . 42 Figure 19. Accelerated Program Timing Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 Figure 20. Chip/Sector Erase Operation Timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43 Figure 21. Back-to-back Read/Write Cycle Timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Figure 22. Data# Polling Timings (During Embedded Algorithms) . . . . . . . . . . . . . . . . . . . 44 Figure 23. Toggle Bit Timings (During Embedded Algorithms) . . . . . . . . . . . . . . . . . . . 45 Figure 24. DQ2 vs. DQ6 . . . . . . . . . . . . . . . . . . 45 Temporary Sector/Sector Block Unprotect . . . . . . 46 Figure 25. Temporary Sector/Sector Block Unprotect Timing Diagram . . . . . . . . . . . . . . . . 46 Figure 26. Sector/Sector Block Protect and Unprotect Timing Diagram . . . . . . . . . . . . . . . . 47 Alternate CE#f Controlled Erase and Program Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 Figure 27. Flash Alternate CE#f Controlled Write (Erase/Program) Operation Timings . . . . 49 SRAM Read Cycle . . . . . . . . . . . . . . . . . . . . . . . 50 Figure 28. SRAM Read Cycle—Address Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Figure 29. SRAM Read Cycle . . . . . . . . . . . . . . 51 SRAM Write Cycle . . . . . . . . . . . . . . . . . . . . . . . . 52 Figure 30. SRAM Write Cycle—WE# Control . . 52 Figure 31. SRAM Write Cycle—CE1#s Control. 53 Figure 32. SRAM Write Cycle—UB#s and LB#s Control . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Flash Erase And Programming Performance . . . 55 Flash Latchup Characteristics. . . . . . . . . . . . . . . 55 Package Pin Capacitance . . . . . . . . . . . . . . . . . . 55 Flash Data Retention . . . . . . . . . . . . . . . . . . . . . . 55 SRAM Data Retention . . . . . . . . . . . . . . . . . . . . . . 56 Figure 33. CE1#s Controlled Data Retention Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Figure 34. CE2s Controlled Data Retention Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 57 FLB073—73-Ball Fine-Pitch Grid Array 8 x 11 mm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 58 Revision A (October 9, 2000) . . . . . . . . . . . . . . . 58 Revision B (March 8, 2001) . . . . . . . . . . . . . . . . . 58 Global . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 Flash Memory Block Diagram . . . . . . . . . . . . . . 58 Sector/Sector Block Protection/Unprotection . . 58 Customer Lockable: SecSi Sector NOT Programmed or Protected At the Factory . . . . . 58 Common Flash Memory Interface (CFI) . . . . . . 58 Command Definitions . . . . . . . . . . . . . . . . . . . . 58 Revision B+1 (March 15, 2001) . . . . . . . . . . . . . . 58 |
유사한 부품 번호 - DS42516 |
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유사한 설명 - DS42516 |
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