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AS8ER128K32SQB-200/883C

Description
128K x 32 Radiation Tolerant EEPROM AVAILABLE AS MILITARY SPECIFICATIONS
File Size549KB,18 Pages
ManufacturerAUSTIN
Websitehttp://www.austinsemiconductor.com/
Download Datasheet View All

AS8ER128K32SQB-200/883C Overview

128K x 32 Radiation Tolerant EEPROM AVAILABLE AS MILITARY SPECIFICATIONS

EEPROM
Austin Semiconductor, Inc.
128K x 32 Radiation Tolerant EEPROM
AVAILABLE AS MILITARY SPECIFICATIONS
MIL-STD-883
AS8ER128K32
PIN ASSIGNMENT
(Top View)
68 Lead CQFP
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
10
60
11
59
12
58
13
57
14
56
15
55
16
54
17
53
18
52
19
51
20
50
21
49
22
48
23
47
24
46
25
45
26
44
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
Vcc
A11
A12
A13
*A15
*A14
A16
CS1\
OE\
CS2\
NC
WE2\
WE3\
WE4\
NC
NC
RDY
RES\
A0
A1
A2
A3
A4
A5
CS3\
GND
CS4\
WE1\
A6
A7
A8
A9
A10
Vcc
SMD 5962-94585
Access time of 150ns, 200ns, 250ns
Operation with single 5V + 10% supply
Power Dissipation:
Active: 1.43 W (MAX), Max Speed Operation
Standby: 7.7 mW (MAX), Battery Back-up Mode
Automatic Byte Write: 10 ms (MAX)
Automatic Page Write (128 bytes): 10 ms (MAX)
Data protection circuit on power on/off
Low power CMOS
10
4
Erase/Write cycles (in Page Mode)
Software data protection
TTL Compatible Inputs and Outputs
Data Retention: 10 years
Ready/Busy\ and Data Polling Signals
Write protection by RES\ pin
Radiation Tolerant: Proven total dose 40K to 100K RADS*
Shielded Package for Best Radiation Immunity
Operating Temperature Ranges:
Military: -55
o
C to +125
o
C
Industrial: -40
o
C to +85
o
C
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
FEATURES
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
*Pin #'s 31 and 32, A15 and A14 respectively, are reversed from the AS8E128K32. Correct
use of these address lines is required for operation of the SDP mode to work properly.
PIN NAME
A0 to A16
I/O0 to I/O31
OE\
CE\
WE\
V
CC
OPTIONS
• Timing
150 ns
200 ns
250 ns
• Package
Ceramic Quad Flat pack w/ formed leads
Ceramic Quad Flat pack w/ tie bar
Shielded Ceramic Quad Flat pack
Shielded Ceramic Quad Flat pack
MARKINGS
-150
-200
-250
FUNCTION
Address Input
Data Input/Output
Output Enable
Chip Enable
Write Enable
Power Supply
Ground
V
SS
RDY/BUSY\ Ready Busy
RES\
Reset
Q
QB
SQ
SQB
No. 703Q
No. 703QB
No. 703SF
No. 703SQB
GENERAL DESCRIPTION
The Austin Semiconductor, Inc. AS8ER128K32 is a 4 Megabit
Radiation Tolerant EEPROM Module organized as 128K x 32 bit.
User configurable to 256K x16 or 512Kx 8. The module achieves high
speed access, low power consumption and high reliability by
employing advanced CMOS memory technology.
The military grade product is manufactured in compliance to
MIL-STD 883, making the AS8ER128K32 ideally suited for military
or space applications.
The module is offered as a 68 lead 0.880 inch square ceramic
quad flat pack. It has a max. height of 0.200 inch (non-shielded). This
package design is targeted for those applications which require low
profile SMT Packaging.
* contact factory for test reports. ASI does not guarantee or warrant
these performance levels, but references these third party reports.
AS8ER128K32
Rev. 5.3 6/05
FUNCTIONAL BLOCK DIAGRAM
For more products and information
please visit our web site at
www.austinsemiconductor.com
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
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