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PDF M29W800AB Data sheet ( Hoja de datos )

Número de pieza M29W800AB
Descripción 8 Mbit 1Mb x8 or 512Kb x16 / Boot Block Low Voltage Single Supply Flash Memory
Fabricantes ST Microelectronics 
Logotipo ST Microelectronics Logotipo



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No Preview Available ! M29W800AB Hoja de datos, Descripción, Manual

M29W800AT
M29W800AB
8 Mbit (1Mb x8 or 512Kb x16, Boot Block)
Low Voltage Single Supply Flash Memory
s 2.7V to 3.6V SUPPLY VOLTAGE for
PROGRAM, ERASE and READ OPERATIONS
s ACCESS TIME: 80ns
s PROGRAMMING TIME: 10µs typical
s PROGRAM/ERASE CONTROLLER (P/E.C.)
– Program Byte-by-Byte or Word-by-Word
– Status Register bits and Ready/Busy Output
s SECURITY PROTECTION MEMORY AREA
s INSTRUCTION ADDRESS CODING: 3 digits
s MEMORY BLOCKS
– Boot Block (Top or Bottom location)
– Parameter and Main blocks
s BLOCK, MULTI-BLOCK and CHIP ERASE
s MULTI BLOCK PROTECTION/TEMPORARY
UNPROTECTION MODES
s ERASE SUSPEND and RESUME MODES
– Read and Program another Block during
Erase Suspend
s LOW POWER CONSUMPTION
– Stand-by and Automatic Stand-by
s 100,000 PROGRAM/ERASE CYCLES per
BLOCK
s 20 YEARS DATA RETENTION
– Defectivity below 1ppm/year
s ELECTRONIC SIGNATURE
– Manufacturer Code: 20h
– Top Device Code, M29W800AT: D7h
– Bottom Device Code, M29W800AB: 5Bh
44
TSOP48 (N)
12 x 20mm
1
SO44 (M)
FBGA
LFBGA48 (ZA)
8 x 6 solder balls
Figure 1. Logic Diagram
VCC
19
A0-A18
15
DQ0-DQ14
W DQ15A–1
M29W800AT
E M29W800AB BYTE
G RB
RP
VSS
AI02599
March 2000
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1 page




M29W800AB pdf
Table 3. Top Boot Block Addresses,
M29W800AT
#
Size Address Range Address Range
(Kbytes)
(x8)
(x16)
18 16 FC000h-FFFFFh 7E000h-7FFFFh
17 8 FA000h-FBFFFh 7D000h-7DFFFh
16 8 F8000h-F9FFFh 7C000h-7CFFFh
15 32 F0000h-F7FFFh 78000h-7BFFFh
14 64 E0000h-EFFFFh 70000h-77FFFh
13 64 D0000h-DFFFFh 68000h-6FFFFh
12 64 C0000h-CFFFFh 60000h-67FFFh
11 64 B0000h-BFFFFh 58000h-5FFFFh
10 64 A0000h-AFFFFh 50000h-57FFFh
9 64 90000h-9FFFFh 48000h-4FFFFh
8 64 80000h-8FFFFh 40000h-47FFFh
7 64 70000h-7FFFFh 38000h-3FFFFh
6 64 60000h-6FFFFh 30000h-37FFFh
5 64 50000h-5FFFFh 28000h-2FFFFh
4 64 40000h-4FFFFh 20000h-27FFFh
3 64 30000h-3FFFFh 18000h-1FFFFh
2 64 20000h-2FFFFh 10000h-17FFFh
1 64 10000h-1FFFFh 08000h-0FFFFh
0 64 00000h-0FFFFh 00000h-07FFFh
M29W800AT, M29W800AB
Table 4. Bottom Boot Block Addresses,
M29W800AB
#
Size Address Range Address Range
(Kbytes)
(x8)
(x16)
18 64 F0000h-FFFFFh 78000h-7FFFFh
17 64 E0000h-EFFFFh 70000h-77FFFh
16 64 D0000h-DFFFFh 68000h-6FFFFh
15 64 C0000h-CFFFFh 60000h-67FFFh
14 64 B0000h-BFFFFh 58000h-5FFFFh
13 64 A0000h-AFFFFh 50000h-57FFFh
12 64 90000h-9FFFFh 48000h-4FFFFh
11 64 80000h-8FFFFh 40000h-47FFFh
10 64 70000h-7FFFFh 38000h-3FFFFh
9 64 60000h-6FFFFh 30000h-37FFFh
8 64 50000h-5FFFFh 28000h-2FFFFh
7 64 40000h-4FFFFh 20000h-27FFFh
6 64 30000h-3FFFFh 18000h-1FFFFh
5 64 20000h-2FFFFh 10000h-17FFFh
4 64 10000h-1FFFFh 08000h-0FFFFh
3 32 08000h-0FFFFh 04000h-07FFFh
2 8 06000h-07FFFh 03000h-03FFFh
1 8 04000h-05FFFh 02000h-02FFFh
0 16 00000h-03FFFh 00000h-01FFFh
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5 Page





M29W800AB arduino
M29W800AT, M29W800AB
Table 10. Status Register Bits
DQ Name
Logic Level
Defini tion
Note
7
Data
Polling
’1’
Erase Complete or erase block
in Erase Suspend
’0’ Erase On-going
Indicates the P/E.C. status, check during
Program or Erase, and on completion before
Program Complete or data of checking bits DQ5 for program or Erase
DQ non erase block during Erase Success.
Suspend
DQ Program On-going
’-1-0-1-0-1-0-1-’ Erase or Program On-going
DQ Program Complete
6 Toggle Bit
Erase Complete or Erase
’-1-1-1-1-1-1-1-’ Suspend on currently
addressed block
Successive reads output complementary
data on DQ6 while Programming or Erase
operations are on-going. DQ6 remains at
constant level when P/E.C. operations are
completed or Erase Suspend is
acknowledged.
5 Error Bit
’1’ Program or Erase Error
This bit is set to ‘1’ in the case of
’0’
Program or Erase On-going
Programming or Erase failure.
4 Reserved
3
Erase
Time Bit
P/E.C. Erase operation has started. Only
’1’ Erase Timeout Period Expired possible command entry is Erase Suspend
(ES).
’0’
Erase Timeout Period On-going
An additional block to be erased in parallel
can be entered to the P/E.C.
Chip Erase, Erase or Erase
Suspend on the currently
’-1-0-1-0-1-0-1-’
addressed block.
Erase Error due to the currently
addressed block
2 Toggle Bit
(when DQ5 = ‘1’).
Program on-going, Erase on-
Indicates the erase status and allows to
identify the erased block
1 going on another block or
Erase Complete
DQ
Erase Suspend read on non
Erase Suspend block
1 Reserved
0
Note:
Reserved
Logic level ’1’ is High, ’0’ is Low. -0-1-0-0-0-1-1-1-0- represent bit value in successive Read operations.
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