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| 型號(hào)： | WF2M16-90FLI5 |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | PROM |
| 英文描述： | 2M X 16 FLASH 5V PROM MODULE, 90 ns, CDFP44 |
| 封裝： | CERAMIC, FP-44 |
| 文件頁(yè)數(shù)： | 1/12頁(yè) |
| 文件大小： | 217K |
| 代理商： | WF2M16-90FLI5 |
1
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
HI-RELIABILITY PRODUCT
WF2M16-XXX5
August 2001 Rev. 4
2Mx16 FLASH MODULE, SMD 5962-97610 PRELIMINARY*
FEATURES
s Access Times of 90, 120, 150ns
s Packaging:
56 lead, Hermetic Ceramic, 0.520" CSOP (Package 207).
Fits standard 56 SSOP footprint.
44 pin Ceramic SOJ (Package 102)**
44 lead Ceramic Flatpack (Package 208)**
s Sector Architecture
32 equal size sectors of 64KBytes each
Any combination of sectors can be erased. Also supports
full chip erase.
s Minimum 100,000 Write/Erase Cycles Minimum
s Organized as 2Mx16; User Configurable as 2 x 2Mx8
s Commercial, Industrial, and Military Temperature Ranges
s 5 Volt Read and Write. 5V
± 10% Supply.
s Low Power CMOS
s Data Polling and Toggle Bit feature for detection of program
or erase cycle completion.
s Supports reading or programming data to a sector not being
erased.
s Built-in Decoupling Caps and Multiple Ground Pins for Low
Noise Operation.
s RESET pin resets internal state machine to the read mode.
s Ready/Busy (RY/BY) output for detection of program or
erase cycle completion.
s Multiple Ground Pins for Low Noise Operation
* This data sheet describes a product under development, not fully
characterized, and is subject to change without notice.
* * Package to be developed.
Note: For programming information refer to Flash Programming 16M5
Application Notes.
FIG. 1 PIN CONFIGURATIONS
PIN DESCRIPTION
I/O0-15
Data Inputs/Outputs
A0-20
Address Inputs
WE
Write Enable
CS1-2
Chip Select
OE
Output Enable
VCC
Power Supply
VSS
Ground
RY/BY
Ready/Busy
RESET
Reset
BLOCK DIAGRAM
NOTE:
1. RY/BY is an open drain output and should be pulled up to Vcc
with an external resistor.
2. Address compatible with Intel 2M8 56 SSOP.
TOP VIEW
WF2M16-XDAX5
56 CSOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
CS1
A12
A13
A14
A15
NC
CS2
NC
A20
A19
A18
A17
A16
VCC
GND
I/O6
I/O14
I/O7
I/O15
RY/BY
OE
WE
NC
I/O13
I/O5
I/O12
I/O4
VCC
NC
RESET
A11
A10
A9
A1
A2
A3
A4
A5
A6
A7
GND
A8
VCC
I/O9
I/O1
I/O8
I/O0
A0
NC
I/O2
I/O10
I/O3
I/O11
GND
2M x 8
A 0-20
OE
WE
CS 1
CS 2
I/O 0-7
I/O 8-15
RESET
RY/BY
TOP VIEW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
A15
A14
A13
A12
A11
A10
A9
A8
RESET
CS1
VCC
VSS
CS2
RY/BY
A7
A6
A5
A4
A3
A2
A1
A0
A16
A17
A18
A19
A20
OE
I/O7
I/O6
I/O5
I/O4
VSS
VCC
I/O3
I/O2
I/O1
I/O0
WE
NC
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
WF2M16-XXX5
44 CSOJ (DL)**
44 FLATPACK (FL)**
** Package to be developed.
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