M29F400 PDF Datasheet


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Description

This is 4 Mbit 512Kb x8 or 256Kb x16 / Boot Block Single Supply Flash Memory. M29F400BT M29F400BB 4 Mbit (512Kb x8 or 256Kb x16, Boot Block) Single Supply Flash Memory PRELIMINARY DATA s SINGLE 5V±10% SUPPLY VOLTAGE for PROGRAM, ERASE and READ OPERATIONS ACCESS TIME: 45ns PROGRAMMING TIME 8 s per Byte, Word typical 11 MEMORY BLOCKS 1 Boot Block (Top or Bottom Location) 2 Parameter and 8 Main Blocks 1 44 s s s s PROGRAM, ERASE CONTROLLER Embedded Byte, Word Program algorithm Embedded Multi-Block, Chip Erase algorithm Status Register Polling and Toggle Bits Ready, Busy Output Pin TSOP48 (N) 12 x 20mm SO44 (M) s ERASE SUSPEND and RESUME MODES Read and Program another Block during Erase Suspend Figure 1. Logic Diagram s UNLOCK BYPASS PROGRAM COMMAND Faster Production, Batch Programming TEMPORARY BLOCK UNPROTECTION MODE LOW POWER CONSUMPTION Standby and Automatic Standby 100,000 PROGRAM, ERASE CYCLES per BLOCK 20 YEARS DATA RETENTION Defectivity below 1 ppm, year ELECTRONIC SIGNATURE Manufacturer Code: 0020h M29F400BT Device Code.