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W19B320AB Datasheet(PDF) 5 Page - Winbond

Part # W19B320AB
Description  4M 횞 8/2M 횞 16 BITS 3V FLEXIBLE BANK FLASH MEMORY
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W19B320AB Datasheet(HTML) 5 Page - Winbond

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W19B320AT/B
Publication Release Date: December 27, 2005
- 5 -
Revision A4
• #WP/ACC input pin
− Write protect (#WP) function allows
protection of two outermost boot sectors,
regardless of sector protection status
− Acceleration (ACC) function accelerates
program timing
• Sector Protection
− Sectors can be locked in-system or via
programmer
− Temporary Sector Unprotect allows changing
data in protected sectors in-system
3. PIN CONFIGURATIONS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
DQ15/A-1
A9
A10
A11
A12
A13
A14
A15
#OE
48-pin
TSOP
24
23
A17
A16
#WE
#CE
A7
A6
A5
A4
A3
A2
A1
A0
21
22
48
47
46
45
44
43
42
41
#WP/ACC
NC
A18
RY/#BY
#RESET
A20
A19
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
V DD
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
#BYTE
Vss
Vss
A8
48-Ball TFBGA
(Top View, Balls Face Down)
A6
A5
A4
A3
A2
A1
#CE
A3
B6
B5
B4
B3
B2
B1
C6
C5
C4
C3
C2
C1
D6
D5
D4
D3
D2
D1
E6
E5
E4
E3
E2
E1
F6
F5
F4
F3
F2
F1
G6
G5
G4
G3
G2
G1
H6
H5
H4
H3
H2
H1
A4
A2
A1
A0
#OE
A7
A17
A6
A5
DQ0
DQ8
DQ9
DQ1
RY/#BY
A18
A20
DQ2
DQ10
DQ11
DQ3
#WP/ACC
#WE
#RESET
NC
A19
DQ5
DQ12
V DD
DQ4
A9
A8
A10
A11
DQ7
DQ14
DQ13
DQ6
A13
A12
A14
A15
A16
#BYTE
DQ15/A-1
Vss
Vss


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