4 Mbit (512Kb x8 or 256Kb x16 / Boot Block) 3V Supply Flash Memory
M29W400DT M29W400DB
4 Mbit (512Kb x8 or 256Kb x16, Boot Block) 3V Supply Flash Memory
PRELIMINARY DATA
FEATURES SUMMARY...
Description
M29W400DT M29W400DB
4 Mbit (512Kb x8 or 256Kb x16, Boot Block) 3V Supply Flash Memory
PRELIMINARY DATA
FEATURES SUMMARY s SUPPLY VOLTAGE – VCC = 2.7V to 3.6V for Program, Erase and Read
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Figure 1. Packages
ACCESS TIME: 45, 55, 70ns PROGRAMMING TIME – 10µs per Byte/Word typical 11 MEMORY BLOCKS – 1 Boot Block (Top or Bottom Location) – 2 Parameter and 8 Main Blocks
SO44 (M)
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PROGRAM/ERASE CONTROLLER – Embedded Byte/Word Program algorithms ERASE SUSPEND and RESUME MODES – Read and Program another Block during Erase Suspend
TSOP48 (N) 12 x 20mm
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UNLOCK BYPASS PROGRAM COMMAND – Faster Production/Batch Programming TEMPORARY BLOCK UNPROTECTION MODE LOW POWER CONSUMPTION – Standby and Automatic Standby
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FBGA
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TFBGA48 (ZA) 6 x 9mm
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100,000 PROGRAM/ERASE CYCLES per BLOCK ELECTRONIC SIGNATURE – Manufacturer Code: 0020h – Top Device Code M29W400DT: 00EEh – Bottom Device Code M29W400DB: 00EFh
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February 2003
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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M29W400DT, M29W400DB
TABLE OF CONTENTS SUMMARY DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 2. Logic Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Table 1. Signal Names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
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