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AM29F400BB-70EF データシート(PDF) 5 Page - Advanced Micro Devices |
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AM29F400BB-70EF データシート(HTML) 5 Page - Advanced Micro Devices |
5 / 43 page November 1, 2006 21505E5 Am29F400B 3 D A TA SH EE T TABLE OF CONTENTS Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 5 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 7 Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 8 Table 1. Am29F400B Device Bus Operations .................................. 8 Word/Byte Configuration .......................................................... 8 Requirements for Reading Array Data ..................................... 8 Writing Commands/Command Sequences .............................. 8 Program and Erase Operation Status ...................................... 9 Standby Mode .......................................................................... 9 RESET#: Hardware Reset Pin ................................................. 9 Output Disable Mode ................................................................ 9 Table 2. Am29F400BT Top Boot Block Sector Address Table ....... 10 Table 3. Am29F400BB Bottom Boot Block Sector Address Table.. 10 Autoselect Mode ..................................................................... 10 Table 4. Am29F400B Autoselect Codes (High Voltage Method) .... 11 Sector Protection/Unprotection ............................................... 11 Temporary Sector Unprotect .................................................. 11 Figure 1. Temporary Sector Unprotect Operation........................... 11 Hardware Data Protection ...................................................... 12 Low VCC Write Inhibit...................................................................... 12 Write Pulse “Glitch” Protection ........................................................ 12 Logical Inhibit .................................................................................. 12 Power-Up Write Inhibit .................................................................... 12 Command Definitions . . . . . . . . . . . . . . . . . . . . . 13 Reading Array Data ................................................................ 13 Reset Command ..................................................................... 13 Autoselect Command Sequence ............................................ 13 Word/Byte Program Command Sequence ............................. 13 Figure 2. Program Operation .......................................................... 14 Chip Erase Command Sequence ........................................... 14 Sector Erase Command Sequence ........................................ 14 Erase Suspend/Erase Resume Commands ........................... 16 Figure 3. Erase Operation............................................................... 16 Table 5. Am29F400B Command Definitions................................... 17 Write Operation Status . . . . . . . . . . . . . . . . . . . . 18 DQ7: Data# Polling ................................................................. 18 Figure 4. Data# Polling Algorithm ................................................... 18 RY/BY#: Ready/Busy# ........................................................... 19 DQ6: Toggle Bit I .................................................................... 19 DQ2: Toggle Bit II ................................................................... 19 Reading Toggle Bits DQ6/DQ2 .............................................. 19 DQ5: Exceeded Timing Limits ................................................ 20 DQ3: Sector Erase Timer ....................................................... 20 Figure 5. Toggle Bit Algorithm......................................................... 20 Table 6. Write Operation Status...................................................... 21 Absolute Maximum Ratings . . . . . . . . . . . . . . . . 22 Figure 6. Maximum Negative Overshoot Waveform ....................... 22 Figure 7. Maximum Positive Overshoot Waveform........................ 22 Operating Ranges . . . . . . . . . . . . . . . . . . . . . . . . . 22 DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 23 TTL/NMOS Compatible .......................................................... 23 CMOS Compatible .................................................................. 24 Test Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Figure 8. Test Setup....................................................................... 25 Table 7. Test Specifications ........................................................... 25 Key to Switching Waveforms. . . . . . . . . . . . . . . . 25 AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . 26 Read Operations .................................................................... 26 Figure 9. Read Operations Timings ............................................... 26 Hardware Reset (RESET#) .................................................... 27 Figure 10. RESET# Timings .......................................................... 27 Word/Byte Configuration (BYTE#) ...................................... 28 Figure 11. BYTE# Timings for Read Operations............................ 28 Figure 12. BYTE# Timings for Write Operations............................ 28 Erase/Program Operations ..................................................... 29 Figure 13. Program Operation Timings.......................................... 30 Figure 14. Chip/Sector Erase Operation Timings .......................... 31 Figure 15. Data# Polling Timings (During Embedded Algorithms). 32 Figure 16. Toggle Bit Timings (During Embedded Algorithms)...... 32 Figure 17. DQ2 vs. DQ6................................................................. 33 Temporary Sector Unprotect .................................................. 33 Figure 18. Temporary Sector Unprotect Timing Diagram .............. 33 Alternate CE# Controlled Erase/Program Operations ............ 34 Figure 19. Alternate CE# Controlled Write Operation Timings ...... 35 Erase and Programming Performance . . . . . . . . 36 Latchup Characteristics . . . . . . . . . . . . . . . . . . . . 36 TSOP and SO Pin Capacitance . . . . . . . . . . . . . . 36 Data Retention. . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Physical Dimensions . . . . . . . . . . . . . . . . . . . . . . 37 TS 048—48-Pin Standard Thin Small Outline Package ......... 37 SO 044—44-Pin Small Outline Package ................................ 38 Revision Summary . . . . . . . . . . . . . . . . . . . . . . . . 39 Revision A (August 1997) ....................................................... 39 Revision B (October 1997) ..................................................... 39 Revision C (January 1998) ..................................................... 39 Revision C+1 (February 1998) ............................................... 39 Revision C+2 (April 1998) ....................................................... 39 Revision C+3 (June 1998) ...................................................... 39 Revision C+4 (August 1998) ................................................... 40 Revision D (January 1999) ..................................................... 40 Revision D+1 (July 2, 1999) ................................................... 40 Revision E (November 15, 1999) ............................................ 40 Revision E+1 (November 30, 2000) ....................................... 40 Revision E+2 (June 4, 2004) .................................................. 40 Revision E+3 (December 22, 2005) ....................................... 40 Revision E4 (May 18, 2006) ................................................... 40 |
同様の部品番号 - AM29F400BB-70EF |
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同様の説明 - AM29F400BB-70EF |
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