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AM29LV002BT-90EC Datasheet(PDF) 5 Page - Advanced Micro Devices |
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AM29LV002BT-90EC Datasheet(HTML) 5 Page - Advanced Micro Devices |
5 / 41 page 21520D5 October 11, 2006 Am29LV002B 3 D A TA SH EE T TABLE OF CONTENTS Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 6 Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . . 7 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 9 Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 10 Table 1. Am29LV002B Device Bus Operations .............................. 10 Requirements for Reading Array Data ................................... 10 Writing Commands/Command Sequences ............................ 10 Program and Erase Operation Status .................................... 11 Standby Mode ........................................................................ 11 Automatic Sleep Mode ........................................................... 11 RESET#: Hardware Reset Pin ............................................... 11 Output Disable Mode .............................................................. 11 Table 2. Am29LV002BT Top Boot Block Sector Address Table..... 12 Table 3. Am29LV002BB Bottom Boot Block Sector Address Table 12 Autoselect Mode ..................................................................... 12 Table 4. Am29LV002B Autoselect Codes (High Voltage Method).. 12 Sector Protection/Unprotection ............................................... 13 Temporary Sector Unprotect .................................................. 13 Hardware Data Protection ...................................................... 13 Figure 1. Temporary Sector Unprotect Operation ...........................13 Low VCC Write Inhibit .............................................................. 13 Write Pulse “Glitch” Protection ............................................... 13 Logical Inhibit .......................................................................... 13 Power-Up Write Inhibit ............................................................ 13 Figure 2. In-System Sector Protect/Unprotect Algorithms ...............14 Command Definitions . . . . . . . . . . . . . . . . . . . . . . 15 Reading Array Data ................................................................ 15 Reset Command ..................................................................... 15 Autoselect Command Sequence ............................................ 15 Byte Program Command Sequence ....................................... 15 Unlock Bypass Command Sequence ..................................... 16 Chip Erase Command Sequence ........................................... 16 Figure 3. Program Operation ..........................................................16 Sector Erase Command Sequence ........................................ 17 Erase Suspend/Erase Resume Commands ........................... 17 Figure 4. Erase Operation ...............................................................18 Command Definitions ............................................................. 19 Table 5. Am29LV002B Command Definitions................................. 19 Write Operation Status . . . . . . . . . . . . . . . . . . . . . 20 DQ7: Data# Polling ................................................................. 20 Figure 5. Data# Polling Algorithm ...................................................20 RY/BY#: Ready/Busy# ........................................................... 21 DQ6: Toggle Bit I .................................................................... 21 DQ2: Toggle Bit II ................................................................... 21 Reading Toggle Bits DQ6/DQ2 ............................................... 21 Figure 6. Toggle Bit Algorithm ........................................................ 22 DQ5: Exceeded Timing Limits ................................................ 22 DQ3: Sector Erase Timer ....................................................... 22 Table 6. Write Operation Status..................................................... 23 Absolute Maximum Ratings . . . . . . . . . . . . . . . . 24 Figure 7. Maximum Negative Overshoot Waveform ...................... 24 Figure 8. Maximum Positive Overshoot Waveform ........................ 24 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 25 Figure 9. ICC1 Current vs. Time (Showing Active and Automatic Sleep Currents) .............................................................................. 26 Figure 10. Typical ICC1 vs. Frequency ........................................... 26 Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Figure 11. Test Setup ..................................................................... 27 Table 7. Test Specifications ........................................................... 27 Figure 12. Input Waveforms and Measurement Levels ................. 27 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 28 Read Operations .................................................................... 28 Figure 13. Read Operations Timings ............................................. 28 Hardware Reset (RESET#) .................................................... 29 Figure 14. RESET# Timings .......................................................... 29 Erase/Program Operations ..................................................... 30 Figure 15. Program Operation Timings .......................................... 31 Figure 16. Chip/Sector Erase Operation Timings .......................... 32 Figure 17. Data# Polling Timings (During Embedded Algorithms) . 33 Figure 18. Toggle Bit Timings (During Embedded Algorithms) ...... 33 Figure 19. DQ2 vs. DQ6 ................................................................. 34 Temporary Sector Unprotect .................................................. 34 Figure 20. Temporary Sector Unprotect Timing Diagram .............. 34 Figure 21. Sector Protect/Unprotect Timing Diagram .................... 35 Alternate CE# Controlled Erase/Program Operations ............ 36 Figure 22. Alternate CE# Controlled Write Operation Timings ...... 37 Erase and Programming Performance . . . . . . . 38 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 39 TS 040—40-Pin Standard TSOP* .......................................... 39 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 40 Revision A (January 1998) ..................................................... 40 Revision B (June 1998) .......................................................... 40 Revision B+1 (August 1998) ................................................... 40 Revision C (January 1999) ..................................................... 40 Revision D (November 18, 1999) ........................................... 40 Revision D+1 (November 13, 2000) ....................................... 40 Revision D+2 (June 14, 2004) ................................................ 40 Revision D+3 (January 5, 2006) ............................................. 40 Revision D+4 (September 12, 2006) ...................................... 40 |
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