M29W320 ST Microelectronics, M29W320 Datasheet - Page 13

• Manufacturer Part Number: M29W320
• Description: 32 Mbit 4Mb x8 or 2Mb x16 / Boot Block 3V Supply Flash Memory
• Manufacturer: ST Microelectronics

Table 2. Bus Operations, BYTE = V
Note: X = V
Table 3. Bus Operations, BYTE = V
Note: X = V
Bus Read
Bus Write
Output Disable
Standby
Read Manufacturer
Code
Read Device Code
Bus Read
Bus Write
Output Disable
Standby
Read Manufacturer
Code
Read Device Code
Operation
Operation
IL
IL
or V
or V
IH
IH
.
.
V
V
V
V
V
V
V
V
V
V
E
X
E
X
IH
IH
IL
IL
IL
IL
IL
IL
IL
IL
V
V
V
V
V
V
V
V
V
V
G
X
G
X
IH
IH
IH
IH
IL
IL
IL
IL
IL
IL
V
V
V
V
V
V
V
V
V
V
W
W
IL
X
IH
X
IH
IH
IH
IH
IH
IH
IH
IH
IL
IL
Cell Address
Command Address
X
X
A0 = V
Others V
A0 = V
A9 = V
Cell Address
Command Address
X
X
A0 = V
Others V
A0 = V
Others V
IL
IH
ID
DQ15A–1, A0-A20
IL
IH
Address Inputs
, A1 = V
Address Inputs
, Others V
, A1 = V
, A1 = V
, A1 = V
IL
IL
IL
or V
or V
or V
A0-A20
IH
IH
IH
IL
IL
IL
IL
, A9 = V
, A9 = V
,
, A9 = V
IL
or V
IH
ID
ID
ID
,
,
,
M29W320DT, M29W320DB
DQ14-DQ8
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
Hi-Z
DQ15A–1, DQ14-DQ0
22CAh (M29W320DT)
22CBh (M29W320DB)
Data Inputs/Outputs
Data Inputs/Outputs
Data Output
Data Input
CBh (M29W320DB)
CAh (M29W320DT)
0020h
Hi-Z
Hi-Z
Data Output
Data Input
DQ7-DQ0
Hi-Z
Hi-Z
20h
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