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W39V040A Datasheet(PDF) 2 Page - Winbond

No. de Pieza. W39V040A
Descripción  512K × 8 CMOS FLASH MEMORY WITH LPC INTERFACE
Descarga  34 Pages
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Fabricante  WINBOND [Winbond]
Página de inicio  http://www.winbond.com
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W39V040A Datasheet(HTML) 2 Page - Winbond

 
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W39V040A
- 2 -
3. PIN CONFIGURATIONS
5
6
7
9
10
11
12
13
29
28
27
26
25
24
23
22
21
30
31
32
1
2
3
4
8
20
19
18
17
16
15
14
D
Q
1
^
L
A
D
1
v
V
S
S
D
Q
6
^
R
S
V
v
#
R
E
S
E
T
V
D
D
R
/
#
C
^
C
L
K
v
A
9
^
G
P
I
3
v
32L PLCC
A
1
0
^
G
P
I
4
v
N
C
DQ0(LAD0)
A7(GPI1)
A6(GPI0)
A3(RSV)
A2(RSV)
A1(RSV)
A0(RSV)
MODE
DQ7(RSV)
#WE(#LFRAM)
#OE(#INIT)
NC
Vss
A
8
^
G
P
I
2
v
D
Q
2
^
L
A
D
2
v
D
Q
3
^
L
A
D
3
v
D
Q
4
^
R
S
V
v
D
Q
5
^
R
S
V
v
NC
VDD
A4(#TBL)
A5(#WP)
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32L STSOP
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
A9(GPI3)
#RESET
NC
A8(GPI2)
A7(GPI1)
A6(GPI0)
VDD
MODE
NC
A10(GPI4)
R/#C(CLK)
DQ0(LAD0)
A3(RSV)
A2(RSV)
A1(RSV)
A0(RSV)
DQ1(LAD1)
DQ2(LAD2)
DQ6(RSV)
DQ5(RSV)
DQ4(RSV)
DQ3(LAD3)
DQ7(RSV)
#WE(#LFRAM
#OE(#INIT)
V
VSS
A4(#TBL)
A5(#WP)
VSS
DD
NC
NC
4. BLOCK DIAGRAM
Program-
mer
Interface
7FFFF
00000
BOOT BLOCK,
16K BYTES
60000
5FFFF
7C000
7BFFF
40000
3FFFF
PARAMETER BLOCK1,
8K BYTES
PARAMETER BLOCK2,
8K BYTES
7A000
79FFF
78000
77FFF
#RESET
LPC
Interface
MODE
CLK
#LFRAM
LAD[3:0]
A[10:0]
DQ[7:0]
#OE
#WE
R/#C
70000
6FFFF
MAIN MEMORY SECTOR3, 64K BYTES
MAIN MEMORY SECTOR2, 64K BYTES
MAIN MEMORY SECTOR1, 64K BYTES
MAIN MEMORY SECTOR0, 64K BYTES
20000
1FFFF
50000
4FFFF
30000
2FFFF
10000
0FFFF
MAIN MEMORY SECTOR4, 64K BYTES
MAIN MEMORY SECTOR5, 64K BYTES
MAIN MEMORY SECTOR6, 64K BYTES
MEMORY BLOCK,
32K BYTES
MAIN MEMORY
SECTOR7,
64K BYTES
#TBL
#WP
5. PIN DESCRIPTION
INTERFACE
SYM.
PGM
LPC
PIN NAME
MODE
*
*
Interface Mode Selection
#RESET
*
*
Reset
#INIT
*
Initialize
#TBL
*
Top Boot Block Lock
#WP
*
Write Protect
CLK
*
CLK Input
GPI[4:0]
*
General Purpose Inputs
ID[3:0]
*
Identification Inputs
LAD[3:0]
*
Address/Data Inputs
#LFRAM
*
LPC Cycle Initial
R/
#C
*
Row/Column Select
A[10:0]
*
Address Inputs
DQ[7:0]
*
Data Inputs/Outputs
#OE
*
Output Enable
#WE
*
Write Enable
VDD
*
*
Power Supply
VSS
*
*
Ground
RSV
*
*
Reserve Pins
NC
*
*
No Connection


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