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Teilenummer | WSF128K32-xH2x |
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Beschreibung | 128K x 32 SRAM/FLASH MODULE | |
Hersteller | White Electronic | |
Logo | ||
Gesamt 12 Seiten www.DataSheet4U.com
White Electronic Designs
WSF128K32-XH2X
128KX32 SRAM/FLASH MODULE PRELIMINARY*
FEATURES
■ Access Times of 25ns (SRAM) and 70, 90 and 120ns
(FLASH)
■ Packaging:
66-pin, PGA Type, 1.385 inch square HIP, Hermetic
Ceramic HIP (Package 402)
■ 128Kx32 SRAM
■ 128Kx32 5V Flash
■ Organized as 128Kx32 of SRAM and 128Kx32 of
Flash Memory with common Data Bus
■ Low Power CMOS
■ Commercial, Industrial and Military Temperature Ranges
■ TTL Compatible Inputs and Outputs
■ Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
■ Weight - 13 grams typical
FLASH MEMORY FEATURES
■ 10,000 Erase/Program Cycles
■ Sector Architecture
8 equal size sectors of 16K bytes each
Any combination of sectors can be concurrently
erased. Also supports full chip erase
■ 5 Volt Programming; 5V ± 10% Supply
■ Embedded Erase and Program Algorithms
■ Hardware Write Protection
■ Page Program Operation and Internal Program
Control Time.
* This data sheet describes a product under development, not fully
characterized, and is subject to change without notice.
Note: Programming information available upon request.
FIG. 1 PIN CONFIGURATION FOR WSF128K32-XH2X
TOP VIEW
1 12 23
34 45 56
I/O8 FWE2 I/O15
I/O24
VCC I/O31
I/O9 SWE2 I/O14
I/O25 SWE4
I/O30
I/O10
GND
I/O13
I/O26 FWE4
I/O29
A14
I/O11
I/O12
A7 I/O27
I/O28
A16 A10
OE
A12 A4
A1
A11 A9
NC
SWE1
A5
A2
A0 A15 FWE1
A13 A6
A3
NC VCC I/O7
A8 FWE3
I/O23
PIN DESCRIPTION
D0-31
A0-16
SWE1-4
SCS
OE
VCC
GND
NC
FWE1-4
FCS
Data Inputs/Outputs
Address Inputs
SRAM Write Enables
SRAM Chip Select
Output Enable
Power Supply
Ground
Not Connected
Flash Write Enables
Flash Chip Select
BLOCK DIAGRAM
I/O0 FCS I/O6
I/O1 SCS I/O5
I/O2 I/O3
I/O4
11 22
33
I/O16 SWE3
I/O22
I/O17 GND
I/O21
I/O18
I/O19
I/O20
44 55 66
OE
A0-16
SCS
FCS
FWE1 SWE1
FWE2 SWE2
FWE3 SWE3
FWE4 SWE4
128K x 8 Flash
128K x 8 SRAM
128K x 8 Flash
128K x 8 SRAM
128K x 8 Flash
128K x 8 SRAM
128K x 8 Flash
128K x 8 SRAM
October 2002 Rev. 4
I/O0-7
I/O8-15
I/O16-23
I/O24-31
1 White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WSF128K32-XH2X
FLASH AC CHARACTERISTICS WRITE/ERASE/PROGRAM OPERATIONS, FCS CONTROLLED
(VCC = 5.0V, TA = -55°C TO +125°C)
Parameter
Write Cycle Time
FWE Setup Time
FCS Pulse Width
Address Setup Time
Data Setup Time
Data Hold Time
Address Hold Time
FWE Hold from FWE High
FCS Pulse Width High
Duration of Programming Operation
Duration of Erase Operation
Read Recovery before Write
Chip Programming Time
Symbol
tAVAV
tWLEL
tELEH
tAVEL
tDVEH
tEHDX
tELAX
tEHWH
tEHEL
tWHWH1
tWHWH2
tGHEL
tWC
tWS
tCP
tAS
tDS
tDH
tAH
tWH
tCPH
-70
Min Max
70
0
35
0
30
0
45
0
20
14
2.2 60
0
12.5
-90
Min Max
90
0
45
0
45
0
45
0
20
14
2.2 60
0
12.5
-120
Min
120
0
50
0
50
0
50
0
20
14
2.2
0
Max
60
12.5
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
sec
ns
sec
White Electronic Designs Corporation Phoenix AZ (602) 437-1520
6
6 Page White Electronic Designs
WSF128K32-XH2X
PACKAGE 402: 66 PIN, PGA TYPE, CERAMIC HEX-IN-LINE PACKAGE, HIP (H2)
35.2 (1.385) ± 0.38 (0.015) SQ
PIN 1 IDENTIFIER
SQUARE PAD
ON BOTTOM
25.4 (1.0) TYP
5.7 (0.223)
MAX
3.81 (0.150)
± 0.1 (0.005)
2.54 (0.100)
TYP
15.24 (0.600) TYP
1.27 (0.050) ± 0.1 (0.005)
0.76 (0.030) ± 0.1 (0.005)
1.27 (0.050) TYP DIA
0.46 (0.018) ± 0.05 (0.002) DIA
25.4 (1.0) TYP
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
ORDERING INFORMATION
W S F 128K32 - XX H2 X X
LEAD FINISH:
Blank = Gold plated leads
A = Solder dip leads
DEVICE GRADE:
M = Military Screened
I = Industrial
C = Commercial
-55°C to +125°C
-40°C to +85°C
0°C to +70°C
PACKAGE TYPE:
H2 = Ceramic Hex In-line Package, HIP (Package 402)
ACCESS TIME (ns)
22 = 25ns SRAM and 120ns FLASH
29 = 25ns SRAM and 90ns FLASH
27 = 25ns SRAM and 70ns FLASH
ORGANIZATION, 128K x 32
Flash PROM
SRAM
WHITE ELECTRONIC DESIGNS CORP.
White Electronic Designs Corporation Phoenix AZ (602) 437-1520
12
12 Page | ||
Seiten | Gesamt 12 Seiten | |
PDF Download | [ WSF128K32-xH2x Schematic.PDF ] |
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