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