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6 / 59 page 4 Am29LV320MH/L December 14, 2005 DA TA SH EET TABLE OF CONTENTS Continuity of Specifications ....................................................... i For More Information ................................................................. i Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 5 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 6 Pin Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 9 Device Bus Operations . . . . . . . . . . . . . . . . . . . . 10 Table 1. Device Bus Operations ..................................................... 10 Word/Byte Configuration ........................................................ 10 VersatileIO ™ (V IO) Control ..................................................... 10 Requirements for Reading Array Data ................................... 11 Page Mode Read ............................................................................11 Writing Commands/Command Sequences ............................ 11 Write Buffer .....................................................................................11 Accelerated Program Operation ......................................................11 Autoselect Functions .......................................................................11 Standby Mode ........................................................................ 11 Automatic Sleep Mode ........................................................... 12 RESET#: Hardware Reset Pin ............................................... 12 Output Disable Mode .............................................................. 12 Table 2. Sector Address Table........................................................ 13 Autoselect Mode ..................................................................... 15 Table 3. Autoselect Codes, (High Voltage Method) ....................... 15 Sector Group Protection and Unprotection ............................. 16 Table 4. Sector Group Protection/Unprotection Address Table ..... 16 Write Protect (WP#) ................................................................ 17 Temporary Sector Group Unprotect ....................................... 17 Figure 1. Temporary Sector Group Unprotect Operation ................17 Figure 2. In-System Sector Group Protect/Unprotect Algorithms ...18 SecSi (Secured Silicon) Sector Flash Memory Region .......... 19 Table 5. SecSi Sector Contents ...................................................... 19 Figure 3. SecSi Sector Protect Verify ..............................................20 Hardware Data Protection ...................................................... 20 Low VCC Write Inhibit .....................................................................20 Write Pulse “Glitch” Protection ........................................................20 Logical Inhibit ..................................................................................20 Power-Up Write Inhibit ....................................................................20 Common Flash Memory Interface (CFI) . . . . . . . 20 Table 6. CFI Query Identification String ..........................................21 Table 7. System Interface String..................................................... 21 Table 8. Device Geometry Definition ..............................................22 Table 9. Primary Vendor-Specific Extended Query ........................23 Command Definitions . . . . . . . . . . . . . . . . . . . . . 23 Reading Array Data ................................................................ 23 Reset Command ..................................................................... 24 Autoselect Command Sequence ............................................ 24 Enter SecSi Sector/Exit SecSi Sector Command Sequence .. 24 Word/Byte Program Command Sequence ............................. 24 Unlock Bypass Command Sequence ..............................................25 Write Buffer Programming ...............................................................25 Accelerated Program ......................................................................26 Figure 4. Write Buffer Programming Operation ...............................27 Figure 5. Program Operation ..........................................................28 Program Suspend/Program Resume Command Sequence ... 28 Figure 6. Program Suspend/Program Resume ...............................29 Chip Erase Command Sequence ........................................... 29 Sector Erase Command Sequence ........................................ 29 Erase Suspend/Erase Resume Commands ........................... 30 Figure 7. Erase Operation .............................................................. 30 Command Definitions ............................................................. 31 Table 10. Command Definitions (x16 Mode, BYTE# = V IH) ........... 31 Table 11. Command Definitions (x8 Mode, BYTE# = V IL).............. 32 Write Operation Status . . . . . . . . . . . . . . . . . . . . . 33 DQ7: Data# Polling ................................................................. 33 Figure 8. Data# Polling Algorithm .................................................. 33 RY/BY#: Ready/Busy# ............................................................ 34 DQ6: Toggle Bit I .................................................................... 34 Figure 9. Toggle Bit Algorithm ........................................................ 35 DQ2: Toggle Bit II ................................................................... 35 Reading Toggle Bits DQ6/DQ2 ............................................... 35 DQ5: Exceeded Timing Limits ................................................ 36 DQ3: Sector Erase Timer ....................................................... 36 DQ1: Write-to-Buffer Abort ..................................................... 36 Table 12. Write Operation Status................................................... 36 Absolute Maximum Ratings. . . . . . . . . . . . . . . . . 37 Figure 10. Maximum Negative Overshoot Waveform ................... 37 Figure 11. Maximum Positive Overshoot Waveform ..................... 37 Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 37 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 38 Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Figure 12. Test Setup .................................................................... 39 Table 13. Test Specifications ......................................................... 39 Key to Switching Waveforms. . . . . . . . . . . . . . . . 39 Figure 13. Input Waveforms and Measurement Levels ...................................................................... 39 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 40 Read-Only Operations ........................................................... 40 Figure 14. Read Operation Timing ................................................. 40 Figure 15. Page Read Timings ...................................................... 41 Hardware Reset (RESET#) .................................................... 42 Figure 16. Reset Timings ............................................................... 42 Erase and Program Operations .............................................. 43 Figure 17. Program Operation Timings .......................................... 44 Figure 18. Accelerated Program Timing Diagram .......................... 44 Figure 19. Chip/Sector Erase Operation Timings .......................... 45 Figure 20. Data# Polling Timings (During Embedded Algorithms) . 46 Figure 21. Toggle Bit Timings (During Embedded Algorithms) ...... 47 Figure 22. DQ2 vs. DQ6 ................................................................. 47 Temporary Sector Unprotect .................................................. 48 Figure 23. Temporary Sector Group Unprotect Timing Diagram ... 48 Figure 24. Sector Group Protect and Unprotect Timing Diagram .. 49 Alternate CE# Controlled Erase and Program Operations ..... 50 Figure 25. Alternate CE# Controlled Write (Erase/Program) Operation Timings .......................................................................... 51 Erase And Programming Performance. . . . . . . . 52 Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 52 TSOP Pin and BGA Package Capacitance . . . . . 53 Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 54 TS056/TSR056—56-Pin Standard and Reverse Pinout Thin Small Outline Package (TSOP) .............................................. 54 LAA064—64-Ball Fortified Ball Grid Array (FBGA) 13 x 11 mm Package .................................................................................. 55 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 56 |
Аналогичный номер детали - AM29LV320ML101EI |
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Аналогичное описание - AM29LV320ML101EI |
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