A29001/A290011 Series
The host system can detect whether a program or erase
operation is complete by reading the I/O7 ( Polling) and
I/O6 (toggle) status bits. After a program or erase cycle has
been completed, the device is ready to read array data or
accept another command.
The sector erase architecture allows memory sectors to be
erased and reprogrammed without affecting the data contents
of other sectors. The A29001 is fully erased when shipped
from the factory.
of memory. This can be achieved via programming
equipment.
The Erase Suspend feature enables the user to put erase on
hold for any period of time to read data from, or program data
to, any other sector that is not selected for erasure. True
background erase can thus be achieved.
Data
Power consumption is greatly reduced when the device is
placed in the standby mode.
The hardware
pin terminates any operation in
RESET
The hardware sector protection feature disables operations for
both program and erase in any combination of the sectors
progress and resets the internal state machine to reading
array data (This feature is not available on the A290021).
Pin Configurations
nDIP
nPLCC
NC on A290011
NC on A290011
1
VCC
WE
NC
32
31
30
RESET
A16
2
3
4
A15
A12
A7
A6
A5
A4
A3
A2
A14
A13
A8
29
28
27
26
5
6
7
8
A14
A13
A8
A7
A6
A5
A4
29
28
27
26
25
24
23
22
21
5
6
A9
7
A9
8
A11
25
24
23
22
A29001L/
A290011L
A11
OE
A10
CE
9
A3
A2
OE
9
10
A10
10
11
12
13
14
15
16
11
12
13
CE
A1
A0
A1
A0
I/O7
21
20
19
18
17
I/O0
I/O1
I/O2
VSS
I/O7
I/O6
I/O5
I/O4
I/O3
I/O0
nTSOP (Forward type)
A11
A9
A8
A13
A14
NC
1
2
3
4
5
6
7
8
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
OE
A10
CE
I/O
7
6
5
4
3
I/O
I/O
I/O
I/O
WE
VCC
RESET
A16
A15
A29001V/A290011V
9
VSS
10
11
12
13
14
15
16
I/O
I/O
I/O
A0
A1
A2
A3
2
1
0
NC on A290011
A12
A7
A6
A5
A4
PRELIMINARY
(August, 2001, Version 0.3)
2
AMIC Technology, Inc.