參數(shù)資料
型號(hào): M29F400T
廠商: 意法半導(dǎo)體
英文描述: 4Mbit (512Kb x8 or 256Kb x16, Boot Block) Single Supply Flash Memory(4Mb閃速存儲(chǔ)器)
中文描述: 的4Mb(512KB的x8或256Kb的x16插槽,引導(dǎo)塊)單電源閃存(4Mb的閃速存儲(chǔ)器)
文件頁數(shù): 1/3頁
文件大小: 24K
代理商: M29F400T
B29F400/807
Completedata availableon
DATA-on-DISCCD-ROM
orat
www.st.com
1/3
M29F400T
M29F400B
4 Mbit (512Kb x8 or 256Kb x16, Boot Block)
Single Supply Flash Memory
DATABRIEFING
5V
±
10% SUPPLYVOLTAGEfor PROGRAM,
ERASE and READOPERATIONS
FASTACCESS TIME: 55ns
FASTPROGRAMMING TIME
– 10
μ
s by Byte / 16
μ
s byWord typical
PROGRAM/ERASECONTROLLER (P/E.C.)
– ProgramByte-by-Byteor Word-by-Word
– StatusRegister bits and Ready/BusyOutput
MEMORYBLOCKS
– BootBlock (Top or Bottomlocation)
– Parameterand Main blocks
BLOCK, MULTI-BLOCKand CHIPERASE
MULTI-BLOCKPROTECTION/TEMPORARY
UNPROTECTION MODES
ERASE SUSPEND and RESUME MODES
– Read and Program anotherBlockduring
Erase Suspend
LOW POWER CONSUMPTION
– Stand-byand AutomaticStand-by
100,000 PROGRAM/ERASECYCLES per
BLOCK
20 YEARSDATARETENTION
– Defectivity below 1ppm/year
ELECTRONIC SIGNATURE
– ManufacturerCode: 0020h
– Device Code, M29F400T:00D5h
– Device Code, M29F400B:00D6h
DESCRIPTION
The M29F400 is a non-volatile memory that may
be erasedelectricallyat theblock or chipleveland
programmedin-systemona Byte-by-Byteor Word-
by-Word basis using only a single 5V V
CC
supply.
For Program and Erase operationsthe necessary
high voltages are generatedinternally. The device
can also be programmed in standard program-
mers.
The arraymatrix organisationallows each blockto
be erased and reprogrammed without affecting
otherblocks. Blocks can be protectedagainst pro-
graming and erase on programming equipment,
and temporarily unprotected to make changes in
the application.
AI01726B
18
A0-A17
W
DQ0-DQ14
VCC
M29F400T
M29F400B
E
VSS
15
G
RP
DQ15A–1
BYTE
RB
Logic Diagram
44
1
SO44 (M)
TSOP48 (N)
12 x 20 mm
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