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F49L004BA Datasheet(PDF) 2 Page - Elite Semiconductor Memory Technology Inc.

Part # F49L004BA
Description  4 Mbit (512K x 8) 3V Only CMOS Flash Memory
PDF  46 Pages
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Manufacturer  ESMT [Elite Semiconductor Memory Technology Inc.]
Direct Link  http://www.esmt.com.tw/index.asp
Logo ESMT - Elite Semiconductor Memory Technology Inc.

F49L004BA Datasheet(HTML) 2 Page - Elite Semiconductor Memory Technology Inc.

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EFST
preliminary
F49L004UA / F49L004BA
Elite Flash Storage Technology Inc.
Publication Date : Aug. 2003
Revision: 0.2
2/46
4. PIN CONFIGURATIONS
4.1 40-pin TSOP I
4.2 32-pin PLCC
4.3 Pin Description
Symbol
Pin Name
Functions
A0~A18
Address Input
To provide memory addresses.
DQ0~DQ7
Data Input/Output
To output data when Read and receive data when Write.
The outputs are in tri-state when OE or CE is high.
CE
Chip Enable
To activate the device when CE is low.
OE
Output Enable
To gate the data output buffers.
WE
Write Enable
To control the Write operations.
RESET
Reset
Hardware Reset Pin/Sector Protect Unprotect (for 40-TSOP)
RY/ BY
Ready/Busy
To check device operation status(for 40 TSOP)
V
CC
Power Supply
To provide power
GND
Ground
5
6
7
8
9
10
11
12
13
A7
A6
A5
A4
A3
A2
A1
A0
DQ0
29
28
27
26
25
24
23
22
21
A14
A13
A8
A9
A11
OE
A10
CE
DQ7
32 31 30
14 15 16 17 18 19 20
4 3 2 1
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
24
23
22
21
A16
A15
A14
A13
A12
A11
A9
A8
WE
RESET
NC
RY/BY
A18
A7
A6
A5
A4
A3
A2
A1
A17
VSS
NC
NC
A10
DQ 7
DQ 6
DQ 5
DQ 4
VCC
VCC
NC
DQ 3
DQ 2
DQ 1
DQ 0
OE
VSS
CE
A0



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