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189.24Kbytes

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2 Mbit 256Kb x8, Boot Block Single Supply Flash Memory

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SUMMARY DESCRIPTION

The M29F002B is a 2 Mbit (256Kb x8) non-volatile memory that can be read, erased and reprogrammed. These operations can be performed using a single 5V supply. On power-up the memory defaults to its Read mode where it can be read in the same way as a ROM or EPROM. The M29F002B is fully backward compatible with the M29F002.

¡ö SINGLE 5V ¡À 10 SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS

¡ö ACCESS TIME: 45 ns

¡ö PROGRAMMING TIME

¨C 8 ?s by Byte typical

¡ö 7 MEMORY BLOCKS

¨C 1 Boot Block (Top or Bottom Location)

¨C 2 Parameter and 4 Main Blocks

¡ö PROGRAM/ERASE CONTROLLER

¨C Embedded Byte Program algorithm

¨C Embedded Multi-Block/Chip Erase algorithm

¨C Status Register Polling and Toggle Bits

¡ö ERASE SUSPEND and RESUME MODES

¨C Read and Program another Block during Erase Suspend

¡ö UNLOCK BYPASS PROGRAM COMMAND

¨C Faster Production/Batch Programming

¡ö TEMPORARY BLOCK UNPROTECTION MODE

¡ö LOW POWER CONSUMPTION

¨C Standby and Automatic Standby

¡ö 100,000 PROGRAM/ERASE CYCLES per BLOCK

¡ö 20 YEARS DATA RETENTION

¨C Defectivity below 1 ppm/year

¡ö ELECTRONIC SIGNATURE

¨C Manufacturer Code: 20h

¨C Top Device Code M29F002BT: B0h

¨C Top Device Code M29F002BNT: B0h

¨C Bottom Device Code M29F002BB: 34h

¨C Bottom Device Code M29F002BNB: 34h

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M29F002BNT90K1T ²úÆ·Ïà¹ØÐͺÅ

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STMICROELECTRONICSÏà¹Øµç·ͼ

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