am49pdl127ah Meet Spansion Inc., am49pdl127ah Datasheet - Page 52

• Manufacturer Part Number: am49pdl127ah
• Description: Stacked Multi-chip Package Mcp Flash Memory And Psram, 128 Megabit 8m ? 16-bit Cmos 3.0 Volt-only, Simultaneous Operation Flash Memory And 16 Mbit 1m ? 16-bit Cmos Pseudo Static Ram
• Manufacturer: Meet Spansion Inc.

Command Definitions Tables
Legend:
BA = Address of bank switching to autoselect mode, bypass mode, or
erase operation. Determined by A22:A20, (A21:A20 for PDL129) see
Tables
PA = Program Address (A22:A0) (A21:A0 for PDL129). Addresses
latch on falling edge of WE# or CE#f1/CE#f2 (PDL129 only) pulse,
whichever happens later.
PD = Program Data (DQ15:DQ0) written to location PA. Data latches
on rising edge of WE# or CE#f1/CE#f2 (PDL129 only) pulse,
whichever happens first.
Notes:
1.
2. All values are in hexadecimal.
3. Shaded cells in table denote read cycles. All other cycles are
4. During unlock and command cycles, when lower address bits are
5. No unlock or command cycles required when bank is reading
6. The Reset command is required to return to reading array (or to
7. Fourth cycle of autoselect command sequence is a read cycle.
50
Command (Notes)
Read (5)
Reset (6)
Autoselect
(Note 7)
Program
Chip Erase
Sector Erase
Program/Erase Suspend (11)
Program/Erase Resume (12)
CFI Query (13)
Accelerated Program (15)
Unlock Bypass Entry (15)
Unlock Bypass Program (15)
Unlock Bypass Erase (15)
Unlock Bypass CFI (13, 15)
Unlock Bypass Reset (15)
See
write operations.
555 or 2AAh as shown in table, address bits higher than A11
(except where BA is required) and data bits higher than DQ7 are
don’t cares.
array data.
erase-suspend-read mode if previously in Erase Suspend) when
bank is in autoselect mode, or if DQ5 goes high (while bank is
providing status information).
System must provide bank address to obtain manufacturer ID or
device ID information. See Autoselect Command Sequence
section for more information.
4
Table 1
and 5 for more detail.
Manufacturer ID
Device ID (10)
SecSi Sector Factory
Protect (8)
Sector Group Protect
Verify (9)
for description of bus operations.
Table 16. Memory Array Command Definitions
A D V A N C E
1
1
4
6
4
4
4
6
6
1
1
1
2
3
2
2
1
2
Addr Data Addr Data Addr Data
XXX
XXX
555
555
555
555
555
555
555
555
RA
BA
BA
XX
XX
XX
XX
55
Am49PDL127AH/Am49PDL129AH
AAA
RD
AA
AA
AA
AA
AA
AA
B0
A0
AA
A0
F0
30
98
80
98
90
2AA
2AA
2AA
2AA
2AA
2AA
2AA
2AA
XXX
XX
PA
PA
I N F O R M A T I O N
PD
PD
55
55
55
55
55
55
55
55
10
00
555
555
555
555
555
555
555
555
RA = Read Address (A22:A0) (A21:A0 for PDL129).
RD = Read Data (DQ15:DQ0) from location RA.
SA = Sector Address (A22:A12) (A21:A12 for PDL129) for verifying (in
autoselect mode) or erasing.
WD = Write Data. See “Configuration Register” definition for specific
write data. Data latched on rising edge of WE#.
X = Don’t care
8. The data is C0h for factory or customer locked and 80h for factory
9. The data is 00h for an unprotected sector group and 01h for a
10. Device ID must be read across cycles 4, 5, and 6. 20 for
11. System may read and program in non-erasing sectors, or enter
12. Program/Erase Resume command is valid only during Erase
13. Command is valid when device is ready to read array data or
14. WP#/ACC must be at V
15. Unlock Bypass Entry command is required prior to any Unlock
locked.
protected sector group.
Am29PDL127H and 21 for Am29PDL129H.
autoselect mode, when in Program/Erase Suspend mode.
Program/Erase Suspend command is valid only during a sector
erase operation, and requires bank address.
Suspend mode, and requires bank address.
when device is in autoselect mode.
command.
Bypass operation. Unlock Bypass Reset command is required to
return to the reading array.
A0
90
90
90
90
80
80
20
Bus Cycles (Notes 1–4)
(BA)X00
(BA)X01
(SA)X02
Addr
X03
555
555
PA
note 8)
XX00/
XX01
Data
(see
PD
AA
AA
01
7E
ID
during the entire operation of
(BA)X0E (Note 10) (BA)X0F
Addr
2AA
2AA
December 18, 2003
Data
55
55
Addr
555
SA
Data
00
10
30