A29L320A AMICC [AMIC Technology], A29L320A Datasheet - Page 24

• Manufacturer Part Number: A29L320A
• Description: 4M X 8 Bit / 2M X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
• Manufacturer: AMICC [AMIC Technology]

Legend:
X = Don't care
RA = Address of the memory location to be read.
RD = Data read from location RA during read operation.
PA = Address of the memory location to be programmed. Addresses latch on the falling edge of the
PD = Data to be programmed at location PA. Data latches on the rising edge of
SA = Address of the sector to be verified (in autoselect mode) or erased. Address bits A20- A12 select a unique sector.
(November, 2007, Version 1.1)
Command Temporary
Sector Unprotect (Note9)
Read (Note 6)
Reset (Note 7)
CFI Query (Note 10)
Program
Unlock Bypass
Unlock Bypass Program (Note
11)
Unlock Bypass Reset (Note 12)
Chip Erase
Sector Erase
Erase Suspend (Note 13)
Erase Resume (Note 14)
Continuation ID
Sector Protect Verify
(Note 9)
Device ID,
Top Boot Block
Device ID,
Bottom Boot Block
Manufacturer ID
whichever happens later.
Command
Sequence
(Note 1)
Word
Byte
Word
Byte
Word
Word
Word
Word
Word
Word
Word
Word
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
Byte
4
4
4
4
4
1
3
4
3
6
6
1
2
2
1
1
1
555
AAA
Table 11. A29L320A Command Definitions
Addr Data
XXX
AAA
XXX
XXX
555
555
55
AA
555
555
AAA
555
AAA
555
AAA
555
AAA
555
AAA
AAA
AAA
555
AAA
RA
XXX A0
XXX 90
First
AA
AA
AA
AA
AA
RD
98
AA
AA
AA
AA
B0
30
F0
AA
2AA
555
Addr Data
XXX
2AA
555
2AA
555
2AA
555
2AA
555
2AA
2AA
555
2AA
555
2AA
555
2AA
555
555
PA
Second
55
55
55
55
55
55
55
PD
55
00
55
55
23
555
AAA
AAA
Bus Cycles (Notes 2 - 5)
Addr Data Addr Data Addr Data
555
AAA
AAA
AAA
AAA
AAA
AAA
AAA
AAA
555
555
555
555
555
555
555
555
Third
90
90
90
90
90
A0
20
80
WE
77
80
or
(SA)
(SA)
X00
X03
X06
X04
X01 22F6
X02 XX01
PA
555
AAA
555
AAA
X02
X01 22F9
X02
CE
Fourth
pulse, whichever happens first.
XX00
PD
AA
AA
37
F6
F9
00
01
7F
AMIC Technology, Corp.
2AA
555
2AA
555
A29L320A Series
Fifth
55
55
WE
Addr
SA
555
AAA
or
Sixth
CE
Data
10
30
pulse,