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    AM26LV400BB-55RFC 参数 Datasheet PDF下载

    AM26LV400BB-55RFC图片预览
    型号： AM26LV400BB-55RFC
    PDF下载： 下载PDF文件 查看货源
    内容描述： 4兆位（ 512K的×8位/ 256千×16位） CMOS 3.0伏只引导扇区闪存 [4 Megabit (512 K x 8-Bit/256 K x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory]
    分类和应用： 闪存
    文件页数/大小： 48 页 / 1129 K
    品牌： SPANSION [ SPANSION ]
     浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第1页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第2页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第3页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第4页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第6页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第7页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第8页浏览型号AM26LV400BB-55RFC的Datasheet PDF文件第9页  
    D A T A
    S H E E T
    TABLE OF CONTENTS
    Product Selector Guide . . . . . . . . . . . . . . . . . . . . . 4
    Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 5
    Connection Diagrams . . . . . . . . . . . . . . . . . . . . . . 6
    Special Handling Instructions for (FBGA) ......................................7
    Ordering Information . . . . . . . . . . . . . . . . . . . . . . . 8
    Device Bus Operations . . . . . . . . . . . . . . . . . . . . . 9
    Table 1. Am29LV400B Device Bus Operations ......................................9
    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. I
    CC1
    Current vs. Time (Showing Active and Automatic
    Sleep Currents)..................................................................................... 26
    Figure 10. Typical I
    CC1
    vs. Frequency................................................... 26
    Word/Byte Configuration ................................................................9
    Requirements for Reading Array Data ...........................................9
    Writing Commands/Command Sequences .................................. 10
    Program and Erase Operation Status .......................................... 10
    Standby Mode .............................................................................. 10
    Automatic Sleep Mode ................................................................. 10
    RESET#: Hardware Reset Pin ..................................................... 10
    Output Disable Mode ................................................................... 11
    Table 2. Am29LV400BT Top Boot Sector Address Table .....................11
    Table 3. Am29LV400BB Bottom Boot Sector Address Table ...............11
    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
    Autoselect Mode .......................................................................... 12
    Table 4. Am29LV400B Autoselect Codes (High Voltage Method) ........12
    Word/Byte Configuration (BYTE#) ............................................. 30
    Figure 15. BYTE# Timings for Read Operations .................................. 30
    Figure 16. BYTE# Timings for Write Operations .................................. 30
    Sector Protection/Unprotection .................................................... 12
    Figure 1. In-System Sector Protect/Unprotect Algorithms .................... 13
    Erase/Program Operations .......................................................... 31
    Figure 17. Program Operation Timings ................................................
    Figure 18. Chip/Sector Erase Operation Timings .................................
    Figure 19. Data# Polling Timings (During Embedded Algorithms) .......
    Figure 20. Toggle Bit Timings (During Embedded Algorithms) ............
    Figure 21. DQ2 vs. DQ6 .......................................................................
    Figure 22. Temporary Sector Unprotect Timing Diagram.....................
    Figure 23. Sector Protect/Unprotect Timing Diagram...........................
    Figure 24. Alternate CE# Controlled Write Operation Timings .............
    32
    33
    34
    34
    35
    35
    36
    38
    Temporary Sector Unprotect ........................................................ 14
    Figure 2. Temporary Sector Unprotect Operation................................. 14
    Hardware Data Protection ............................................................ 14
    Low V
    CC
    Write Inhibit .................................................................... 14
    Write Pulse “Glitch” Protection ..................................................... 14
    Logical Inhibit ............................................................................... 14
    Power-Up Write Inhibit ................................................................. 14
    Command Definitions . . . . . . . . . . . . . . . . . . . . . 15
    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
    Table 5. Am29LV400B 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
    DQ5: Exceeded Timing Limits ...................................................... 22
    DQ3: Sector Erase Timer ............................................................. 22
    Figure 6. Toggle Bit Algorithm............................................................... 22
    Erase And Programming Performance. . . . . . . . 39
    Latchup Characteristics . . . . . . . . . . . . . . . . . . . 39
    TSOP And SO Pin Capacitance . . . . . . . . . . . . . 39
    BGA Ball Capacitance . . . . . . . . . . . . . . . . . . . . . 40
    Data Retention . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
    TS 048—48-Pin Standard TSOP ................................................. 41
    TSR048—48-Pin Reverse TSOP ................................................. 42
    FBA048—48-ball Fine-Pitch Ball Grid Array (FBGA)
    6 x 8 mm package ........................................................................ 43
    SO 044—44-Pin Small Outline Package ..................................... 44
    Revision A (January 1998) ........................................................... 45
    Revision B (July 1998) ................................................................. 45
    Revision B+1 (August 1998) ........................................................ 45
    Revision C (January 1999) ........................................................... 45
    Revision C+1 (July 2, 1999) ......................................................... 45
    Revision D (January 3, 1999) ....................................................... 45
    Revision D+1 (November 8, 2000) ............................................... 45
    Revision D+2 (October 30, 2003) ................................................ 45
    Revision D+3 (December 13, 2005) ............................................. 45
    Revision D4 (December 4, 2006) ................................................. 45
    December 4, 2006 21523D4
    Am29LV400B
    3

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