m29w400b-100za6tr STMicroelectronics, m29w400b-100za6tr Datasheet - Page 19
m29w400b-100za6tr
Manufacturer Part Number
m29w400b-100za6tr
Description
64 Mbit 8mb X8 Or 4mb X16, Multiple Bank, Boot Block 3v Supply Flash Memory
Manufacturer
STMicroelectronics
Datasheet
1.M29W400B-100ZA6TR.pdf
(74 pages)
- Current page: 19 of 74
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M29DW640F
Table 4.
1. X = V
Bus Read
Bus Write
Output Disable
Standby
Read Manufacturer
Code
Read Device Code
(Cycle 1)
Read Device Code
(Cycle 2)
Read Device Code
(Cycle 3)
Extended Block
Indicator Bit
(DQ7)
Block Protection
Verification
Operation
IL
or V
IH
Bus operations, BYTE = V
.
V
V
V
V
V
V
V
V
V
E
X
IH
IL
IL
IL
IL
IL
IL
IL
IL
V
V
V
V
V
V
V
V
V
G
X
IH
IH
IL
IL
IL
IL
IL
IL
IL
V
V
V
V
V
V
V
V
V
W
X
IH
IH
IH
IH
IH
IH
IH
IH
IL
addrs
Block
addrs
Bank
Bank
A21-
A12
A
IL
(1)
V
V
V
V
V
V
A3
IH
IH
IL
IL
IL
IL
Command address
Address Inputs
V
V
A2
V
V
V
V
Cell address
IH
IH
IL
IL
IL
IL
X
X
V
V
V
V
A1
V
V
IH
IH
IH
IH
IL
IL
V
V
V
A0
V
V
V
IH
IH
IH
IL
IL
IL
others =X
DQ15A-1
A9 = V
A6 = V
Others,
ID
IL
,
DQ14
-DQ8
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Data Inputs/Outputs
80h (factory locked)
00h (unprotected)
00h (not locked)
01h (protected)
Bus operations
Data Output
Data Input
DQ7-DQ0
Hi-Z
Hi-Z
7Eh
20h
02h
01h
19/74
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