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PDF WE32K32-XXX Data sheet ( Hoja de datos )
| Número de pieza | WE32K32-XXX | |
| Descripción | 32K x 32 EEPROM MODULE | |
| Fabricantes | White Electronic Designs Corporation | |
| Logotipo |  |
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White Electronic Designs
WE32K32-XXX
32Kx32 EEPROM MODULE, SMD 5962-94614
FEATURES
Access Times of 80**, 90, 120, 150ns
Data Retention at 25°C, 10 Years
MIL-STD-883 Compliant Devices Available
Write Endurance, 10,000 Cycles
Packaging:
• 68 lead, Hermetic CQFP (G2U), 122.4mm
(0.880") square, 3.56mm (0.140") height
(Package 510).
Organized as 32Kx32; User Configurable 64Kx16
or 128Kx8
Commercial, Industrial and Military Temperature
Ranges
• 66-pin, PGA Type, 1.075" square, Hermetic
Ceramic HIP (Package 400)
* This product is subject to change without notice.
** 80ns speed is not fully characterized and is subject to change or cancellation without
notice.
Automatic Page Write Operation
Page Write Cycle Time: 10ms Max
Data Polling for End of Write Detection
Hardware and Software Data Protection
TTL Compatible Inputs and Outputs
5 Volt Power Supply
Low Power CMOS, 10mA Standby Typical
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
FIGURE 1 – PIN CONFIGURATION FOR
WE32K32N-XH1X
Top View
1 12 23
34 45 56
I/O8 WE2# I/O15
I/O24
VCC
I/O31
I/O9
CS2#
I/O14
I/O25 CS4#
I/O30
I/O10
GND
I/O13
I/O26 WE4#
I/O29
A13
I/O11
I/O12
A6 I/O27
I/O28
A14 A10
OE#
A7 A3
A0
NC A11
NC
NC A4
A1
NC A12
WE1#
A8 A5
A2
NC VCC I/O7
A9 WE3#
I/O23
I/O0 CS1# I/O6
I/O16 CS3#
I/O22
I/O1 NC
I/O5
I/O17 GND
I/O21
I/O2 I/O3
I/O4
11 22
33
I/O18
I/O19
I/O20
44 55 66
Pin Description
I/O0-31 Data Input/Output
A0-14
WE1-4#
CS1-4#
Address Inputs
Write Enable
Chip Selects
OE# Output Enable
VCC Power Supply
GND Ground
NC Not Connected
Block Diagram
OE#
A0-14
WE1# CS1#
WE2# CS2#
WE3# CS3#
WE4# CS4
32K x 8
32K x 8
32K x 8
32K x 8
8
I/O0-7
8
I/O8-15
8
I/O16-23
8
I/O24-31
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 4
www.DataSheet.in
1 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
1 page  
White Electronic Designs
WE32K32-XXX
FIGURE 4 – WRITE WAVEFORMS WE# CONTROLLED
OE#
ADDRESS
CS1-4#
WE1-4#
DATA IN
t WC
t OES
t AS
t CS
t AH
tCSH
t OEH
t WP
t DS
t WPH
t DH
FIGURE 5 – WRITE WAVEFORMS CS# CONTROLLED
OE#
ADDRESS
WE1 - 4#
CS1 - 4#
DATA IN
t WC
t OES
t AS
t CS
t AH tCSH
t OEH
t WP
t DS
t WPH
t DH
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 4
www.DataSheet.in
5 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
5 Page 
White Electronic Designs
WE32K32-XXX
PACKAGE 400: 66 PIN, PGA TYPE, CERAMIC HEX-IN-LINE PACKAGE, HIP (H1)
PIN 1 IDENTIFIER
SQUARE PAD
ON BOTTOM
27.3 (1.075) ± 0.25 (0.010) SQ
25.4 (1.0) TYP
4.60 (0.181)
MAX
3.81 (0.150)
± 0.13 (0.005)
2.54 (0.100)
TYP
15.24 (0.600) TYP
25.4 (1.0) TYP
1.42 (0.056) ± 0.13 (0.005)
0.76 (0.030) ± 0.13 (0.005)
1.27 (0.050) TYP DIA
0.46 (0.018) ± 0.05 (0.002) DIA
ALL LINEAR DIMENSIONS ARE MILLIMETERS AND PARENTHETICALLY IN INCHES
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2006
Rev. 4
www.DataSheet.in
11 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
11 Page | ||
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| PDF Descargar | [ Datasheet WE32K32-XXX.PDF ] | |
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