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WF8M32-150G4DI5 Datasheet

  • WF8M32-150G4DI5

  • 8Mx32 5V FLASH MODULE

  • 350.82KB

  • 10頁

  • WEDC

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White Electronic Designs
8Mx32 5V FLASH MODULE
FEATURES
Access Time of 100, 120, 150ns
Packaging:
鈥?68 Lead, 40 mm (1.560") square hermetic CQFP,
5.2 mm (0.205") high (Package 503)
Sector Architecture
鈥?32 equal size sectors of 64KBytes per each 2Mx8
chip
鈥?Any combination of sectors can be erased. Also
supports full chip erase.
100,000 Write/Erase Cycles Minimum
Organized as 8Mx32
Commercial, Industrial, and Military Temperature
Ranges
5 Volt Read and Write. 5V 鹵 10% Supply.
Low Power CMOS
WF8M32-XG4DX5
ADVANCED*
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.
RESET# pin resets internal state machine to the
read mode. (Not available in HIP package for
WF2M32-XHX5)
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation, Seperate Power and
Ground Planes to improve noise immunity.
Built in Buffering.
* This product is under development, is not quali鏗乪d or characterized and is subject to
change or cancellation without notice.
Note: For programming information refer to Flash Programming 16M5 Application Note.
FIGURE 1 鈥?PIN CONFIGURATIONFOR
WF8M32-XG4DX5
Top View
NC
A0
A1
A2
A3
A4
A5
CS1#
GND
CS3#
WE#
A6
A7
A8
A9
A10
VCC
PIN DESCRIPTION
I/O0-31
A0-22
WE
CS1-4
OE
VCC
RESET
GND
NC
Data Inputs/Outputs
Address Inputs
Write Enable
Chip Selects
Output Enable
Power Supply
Reset
Ground
Not Connected
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
I/O16
I/O17
I/O18
I/O19
I/O20
I/O21
I/O22
I/O23
GND
I/O24
I/O25
I/O26
I/O27
I/O28
I/O29
I/O30
I/O31
BLOCK DIAGRAM
RESET#
CS1-4#
WE#
OE#
A0-22
1
1
Interface
4
1
1
23
4
1
1
23
CS
1#
2M x 8
2M x 8
2M x 8
2M x 8
I/O
0-7
8
32
CS
2#
2M x 8
2M x 8
2M x 8
2M x 8
I/O
8-15
8
CS
3#
2M x 8
2M x 8
2M x 8
2M x 8
I/O
16-23
8
CS
4#
2M x 8
2M x 8
2M x 8
2M x 8
I/O
24-31
8
VCC
A11
A12
A13
A14
A15
A16
CS2#
OE#
CS4#
A17
A18
A19
A20
A21
RESET#
A22
I/O
0-31
CS1# selects I/O0-7, CS2# selects I/O8-15, CS3# selects I/O16-23, CS4# selects I/O24-31
White Electronic Designs Corp. reserves the right to change products or speci鏗乧ations without notice.
October 1999
Rev. 3
1
White Electronic Designs Corporation 鈥?(602) 437-1520 鈥?www.wedc.com

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