AM29F080B-90SI Spansion Inc., AM29F080B-90SI Datasheet - Page 18

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AM29F080B-90SI

Manufacturer Part Number
AM29F080B-90SI
Description
IC,EEPROM,NOR FLASH,1MX8,CMOS,SOP,44PIN,PLASTIC
Manufacturer
Spansion Inc.
Datasheet

Specifications of AM29F080B-90SI

Rohs Compliant
NO

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Command Definitions
Legend:
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 are latched on the falling edge of the WE# or CE#
pulse.
Notes:
1. All values are in hexadecimal.
2. See Table 1 for descriptions of bus operations.
3. No unlock or command cycles required when device is in
4. The Reset command is required to return to the read
5. The data is 00h for an unprotected sector group and 01h
16
Read (Note 3)
Reset (Note 4)
Autoselect
Manufacturer ID
Autoselect
Device ID
Autoselect
Sector Group
Protect Verify
(Note 5)
Byte Program
Chip Erase
Sector Erase
Erase Suspend
(Note 6)
Erase Resume
(Note 7)
Command
read mode.
mode when the device is in the autoselect mode or if DQ5
goes high.
for a protected sector group. The complete bus address in
the fourth cycle is composed of the sector group address
(A19–A17), A1 = 1, and A0 = 0.
Sequence
(Note 1)
Cycles
1
1
4
4
4
4
6
6
1
1
Addr
XXX
XXX
XXX
555
555
555
555
555
555
RA
First
Table 4. Am29F080B Command Definitions
Data
RD
AA
AA
AA
AA
AA
AA
F0
B0
30
Addr
2AA
2AA
2AA
2AA
2AA
2AA
Second
D A T A S H E E T
Data
Am29F080B
55
55
55
55
55
55
Addr
555
555
555
555
555
555
Bus Cycles (Notes 2–5)
PD = Data to be programmed at location PA. Data is latched
on the rising edge of WE# or CE# pulse.
SA = Address of the sector to be erased. Address bits A19–
A16 uniquely select any sector.
SGA = Address of the sector group to be verified.
6. Read and program functions in non-erasing sectors are
7. The Erase Resume command is valid only during the
8. Unless otherwise noted, address bits A19–A11 are don’t
Third
allowed in the Erase Suspend mode. The Erase Suspend
command is valid only during a sector erase operation.
Erase Suspend mode.
care.
Data
A0
90
90
90
80
80
Addr
SGA
X00
X01
X02
555
555
PA
Fourth
Data
PD
D5
AA
AA
01
00
01
Addr
2AA
2AA
21503G5 November 1, 2006
Fifth
Data
55
55
Addr
555
SA
Sixth
Data
10
30

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