AM29LV320DT90WMF AMD (ADVANCED MICRO DEVICES), AM29LV320DT90WMF Datasheet - Page 41

• Manufacturer Part Number: AM29LV320DT90WMF
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of AM29LV320DT90WMF

• Lead Free Status / Rohs Status: Compliant

Legend
Notes
November 2, 2006 S29AL032D_00_A8
Read
Reset
Enter Secured Silicon Sector Region
Exit Secured Silicon Sector Region
CFI Query
Program
Unlock Bypass
Unlock Bypass Program
Unlock Bypass Reset
Chip Erase
Sector Erase
Erase Suspend
Erase Resume
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 are latched
on the falling edge of the WE# or CE# pulse, whichever happens later.
1. See
2. All values are in hexadecimal.
3. Except for the read cycle and the fourth cycle of the autoselect command
4. Data bits DQ15–DQ8 are don’t cares for unlock and command cycles.
5. Address bits A19–A11 are don’t cares for unlock and command cycles,
6. No unlock or command cycles required when reading array data.
7. The Reset command is required to return to reading array data when device
8. The fourth cycle of the autoselect command sequence is a read cycle.
sequence, all bus cycles are write cycles.
unless SA or PA required.
is in the autoselect mode, or if DQ5 goes high (while the device is providing
status data).
(Note 6)
Manufacturer ID
Device ID, Model 03
Device ID, Model 04
Secured Silicon Sector Factory
Protect, Model 03
Secured Silicon Sector Factory
Protect, Model 04
Sector Protect Verify
(Note 10)
(Note 7)
Command Sequence
Table 7.1 on page 12
(Note 11)
(Note 1)
(Note 15)
(Note 14)
(Note 13)
(Note 9)
(Note 9)
(Note 12)
for description of bus operations.
Table 11.3 S29AL032D Command Definitions, x16 Mode — Models 03, 04
1
1
4
4
4
4
4
4
3
4
1
4
3
2
2
6
6
1
1
Addr
XXX
XXX
XXX
XXX
XXX
555
555
555
555
555
555
555
555
555
555
555
555
RA
55
First
D a t a
Data
RD
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
F0
A0
B0
98
90
30
Addr
XXX
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
PA
Second
S h e e t
S29AL032D
Data
PD
55
55
55
55
55
55
55
55
55
55
00
55
55
PD = Data to be programmed at location PA. Data is latched on the rising edge
of WE# or CE# pulse, whichever happens first.
SA = Address of the sector to be erased or verified. Address bits A19–A12
uniquely select any sector.
9. For Model 03, the data is 8Dh for factory locked and 0Dh for not factory
10. The data is 00h for an unprotected sector and 01h for a protected sector.
11. Command is valid when device is ready to read array data or when device is
12. The Unlock Bypass command is required prior to the Unlock Bypass
13. The Unlock Bypass Reset command is required to return to reading array
14. The system may read and program in non-erasing sectors, or enter the
15. The Erase Resume command is valid only during the Erase Suspend mode.
Addr
555
555
555
555
555
555
555
555
555
555
555
555
locked. For Model 04, the data is 9Dh for factory locked and 1Dh for not
factory locked.
See “Autoselect Command Sequence”for more information.
in autoselect mode.
Program command.
data when the device is in the unlock bypass mode. F0 is also acceptable.
autoselect mode, when in the Erase Suspend mode. The Erase Suspend
command is valid only during a sector erase operation.
Third
Bus Cycles (Notes 2–5)
Data
90
90
90
90
A0
90
90
88
90
20
80
80
(SA)X02
Addr
XXX
X00
X01
X01
X03
X03
555
555
PA
Fourth
(Note 10)
8D/0D
9D/1D
Data
22F6
22F9
PD
AA
AA
01
00
Addr
2AA
2AA
Fifth
Data
55
55
Addr
555
SA
Sixth
Data
10
30
39