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M29W400DT Fiches technique(PDF) 18 Page - STMicroelectronics

No de pièce M29W400DT
Description  4 Mbit (512 Kb x 8 or 256 Kb x 16, boot block) 3 V supply Flash memory
PDF  48 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M29W400DT Fiches technique(HTML) 18 Page - STMicroelectronics

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Bus operations
M29W400DT, M29W400DB
18/48
1.
X = VIL or VIH.
Table 3.
Bus operations, BYTE = VIH
Operation
E
G
W
Address inputs
A0-A17
Data inputs/outputs
DQ15A–1, DQ14-DQ0
Bus Read
VIL
VIL
VIH
Cell address
Data output
Bus Write
VIL
VIH
VIL
Command address
Data input
Output Disable
X
VIH
VIH
X
Hi-Z
Standby
VIH
X
X
X
Hi-Z
Read manufacturer
code
VIL
VIL
VIH
A0 = VIL, A1 = VIL,
A9 = VID,
others VIL or VIH
0020h
Read device code
VIL
VIL
VIH
A0 = VIH, A1 = VIL,
A9 = VID,
others VIL or VIH
00EEh (M29W400DT)
00EFh (M29W400DB)



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