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AM29LV200BB-55TSK Folha de dados(PDF) 5 Page - Advanced Micro Devices |
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AM29LV200BB-55TSK Folha de dados(HTML) 5 Page - Advanced Micro Devices |
5 / 46 page October 10, 2006 21521D6 Am29LV200B 3 D A TA SH EE T TABLE OF CONTENTS Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Special Handling Instructions ................................................... 6 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 1. Am29LV200B Device Bus Operations ................................ 9 Word/Byte Configuration .......................................................... 9 Requirements for Reading Array Data ..................................... 9 Writing Commands/Command Sequences .............................. 9 Program and Erase Operation Status .................................... 10 Standby Mode ........................................................................ 10 Automatic Sleep Mode ................................................................10 RESET#: Hardware Reset Pin ...................................................10 Output Disable Mode .............................................................. 11 Table 2. Am29LV200BT Top Boot Block Sector Address Table..... 11 Table 3. Am29LV200BB Bottom Boot Block Sector Address Table 11 Autoselect Mode ..................................................................... 11 Table 4. Am29LV200B Autoselect Codes (High Voltage Method).. 12 Sector Protection/Unprotection ............................................... 12 Temporary Sector Unprotect .................................................. 12 Figure 1. In-System Sector Protect/Unprotect Algorithms ...............13 Figure 2. Temporary Sector Unprotect Operation ...........................14 Hardware Data Protection ...................................................... 14 Low VCC Write Inhibit .............................................................. 14 Write Pulse “Glitch” Protection ............................................... 14 Logical Inhibit .......................................................................... 14 Power-Up Write Inhibit ............................................................ 14 Reading Array Data ................................................................ 15 Reset Command ..................................................................... 15 Autoselect Command Sequence ............................................ 15 Word/Byte Program Command Sequence ............................. 15 Unlock Bypass Command Sequence ..................................... 16 Figure 3. Program Operation ..........................................................16 Chip Erase Command Sequence ........................................... 16 Sector Erase Command Sequence ........................................ 17 Erase Suspend/Erase Resume Commands ........................... 17 Figure 4. Erase Operation ...............................................................18 Command Definitions ............................................................. 19 Table 5. Am29LV200B Command Definitions................................. 19 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 DQ5: Exceeded Timing Limits ................................................ 22 DQ3: Sector Erase Timer ....................................................... 22 Figure 6. Toggle Bit Algorithm ........................................................ 22 Table 6. Write Operation Status..................................................... 23 Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 24 Extended (E) Devices ............................................................. 24 VCC Supply Voltages .............................................................. 24 Figure 9. ICC1 Current vs. Time (Showing Active and Automatic Sleep Currents) .............................................................................. 26 Figure 10. Typical ICC1 vs. Frequency ........................................... 26 Figure 11. Test Setup ..................................................................... 27 Table 7. Test Specifications ........................................................... 27 Key to Switching Waveforms. . . . . . . . . . . . . . . . 27 Figure 12. Input Waveforms and Measurement Levels ................. 27 Read Operations .................................................................... 28 Figure 13. Read Operations Timings ............................................. 28 Hardware Reset (RESET#) .................................................... 29 Figure 14. RESET# Timings .......................................................... 29 Word/Byte Configuration (BYTE#) ........................................ 30 Figure 15. BYTE# Timings for Read Operations ............................ 30 Figure 16. BYTE# Timings for Write Operations ............................ 30 Erase/Program Operations ..................................................... 31 Figure 17. Program Operation Timings .......................................... 32 Figure 18. Chip/Sector Erase Operation Timings .......................... 33 Figure 19. Data# Polling Timings (During Embedded Algorithms) . 34 Figure 20. Toggle Bit Timings (During Embedded Algorithms) ...... 34 Figure 21. DQ2 vs. DQ6 ................................................................. 35 Temporary Sector Unprotect .................................................. 35 Figure 22. Temporary Sector Unprotect Timing Diagram .............. 35 Figure 23. Sector Protect/Unprotect Timing Diagram .................... 36 Alternate CE# Controlled Erase/Program Operations ............ 37 Figure 24. Alternate CE# Controlled Write Operation Timings ...... 38 Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 39 TSOP and SO Pin Capacitance . . . . . . . . . . . . . . 39 Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 TS 048—48-Pin Standard TSOP ............................................ 40 SO 044—44-Pin Small Outline Package ................................ 41 FBA048—48-Ball Fine-Pitch Ball Grid Array, 0.80 mm pitch, 6 x 8 mm package .................................................................. 42 |
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