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W49V002FAQ Datasheet(PDF) 2 Page - Winbond

Part # W49V002FAQ
Description  256K X 8 CMOS FLASH MEMORY WITH FWH INTERFACE
PDF  32 Pages
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W49V002FAQ Datasheet(HTML) 2 Page - Winbond

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W49V002FA
- 2 -
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
^
F
W
H
1
v
G
N
D
D
Q
6
^
R
S
V
v
#
R
E
S
E
T
V
D
D
R
#
C
^
C
L
K
v
A
9
^
F
G
P
I
3
v
32L
PLCC
A
1
0
^
F
G
P
I
4
v
N
C
DQ0(FWH0)
A7(FGPI1)
A6(FGPI0)
A4(#TBL)
A3(ID3)
A2(ID2)
A1(ID1)
A0(ID0)
A5(#WP)
IC
VDD
DQ7(RSV)
#WE(FWH4)
#OE(#INIT)
GND
NC
GND
A
8
^
F
G
P
I
2
v
D
Q
2
^
F
W
H
2
v
D
Q
3
^
F
W
H
3
v
D
Q
4
^
R
S
V
v
D
Q
5
^
R
S
V
v
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
32L
TSOP
24
23
22
21
#WE(FWH4)
DQ4(RSV)
DQ3(FWH3)
DQ7(RSV)
DQ6(RSV)
#OE(#INIT)
NC
DQ5(RSV)
20
19
18
17
GND
A3(ID3)
IC
R/#C(CLK)
NC
VDD
GND
A10(FGPI4)
NC
A4(#TBL)
NC
A9(FGPI3)
A8(FGPI2)
#RESET
A7(FGPI1)
A6(FGPI0)
A5(#WP)
A2(ID2)
A1(ID1)
A0(ID0)
DQ2(FWH2)
DQ1(FWH1)
DQ0(FWH0)
NC
BLOCK DIAGRAM
Program-
mer
Interface
3FFFF
00000
BOOT BLOCK
16K BYTES
MAIN MEMORY
BLOCK1
32K BYTES
20000
1FFFF
3C000
3BFFF
10000
0FFFF
PARAMETER
BLOCK1
8K BYTES
PARAMETER
BLOCK2
8K BYTES
3A000
39FFF
38000
37FFF
#RESET
Interface
CLK
FWH4
IC
FWH[3:0]
A[10:0]
DQ[7:0]
#OE
#WE
R/#C
MAIN MEMORY
BLOCK2
64K BYTES
MAIN MEMORY
BLOCK3
64K BYTES
30000
2FFFF
MAIN MEMORY
BLOCK4
64K BYTES
#INIT
#TBL
#WP
PIN DESCRIPTION
SYM.
INTERFACE
PIN NAME
PGM
FWH
IC
*
*
Interface Mode Selection
#RESET
*
*
Reset
#INIT
*
Initialize
#TBL
*
Top Boot Block Lock
#WP
*
Write Protect
CLK
*
CLK Input
FGPI[4:0]
*
General Purpose Inputs
ID[3:0]
*
Identification Inputs They
Are Internal Pull Down to
VSS
FWH[3:0]
*
Address/Data Inputs
FWH4
*
FWH 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
GND
*
*
Ground
RSV
*
*
Reserved Pins
NC
*
*
No Connection



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