msm8128vlmb-85 MOSA electronics corp., msm8128vlmb-85 Datasheet

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msm8128vlmb-85

Manufacturer Part Number
msm8128vlmb-85
Description
128k Sram
Manufacturer
MOSA electronics corp.
Datasheet
Elm Road, West Chirton, NORTH SHIELDS, Tyne & Wear
NE29 8SE, England Tel. +44 (0191) 2930500 Fax. +44 (0191) 2590997
Block Diagram
Description
The MSM8128 is a 1Mbit monolithic SRAM
organised as 128K x 8. It is currently available
in a VIL Package, with access times of 70, 85,
100, 120ns. It has a low power standby version
and has 3.0V battery backup capability. It is
directly TTL compatible and has common data
inputs and outputs.
Two pinout variants (single and dual CS) are
available.
All versions may be screened in accordance with
MIL-STD-883.
Package Details
Pin Count
Package details on pages 8 & 9.
32
Description
0.1" Vertical-in-LIne (VIL
PRODUCT MAY BE MADE OBSOLETE WITHOUT NOTICE
MEMORY ARRAY
512 X 2048
TM
)
Package Type
131,072 x 8 CMOS Static RAM
Features
Access Times of 70/85/100/120 ns
JEDEC standard Dual CS footprints.
Operating Power
Low Power Standby (-L) 2.2 mW (max)
Low Voltage Data Retention.
Completely Static Operation
Directly TTL compatible.
May be processed in accordance with MIL-STD-883
V
Pin Definition
See Page 9 for VX
Pin Functions
MSM8128 - 70/85/10/12
A0-A16
GND
A16
A14
A12
GND
D0-7
NC
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
CS1
CS2
WE
V
128K x 8 SRAM
OE
NC
CC
Issue 4.5: April 2001
550 mW (max)
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
1
Address Inputs
Data Input/Output
Chip Select 1
Chip Select 2
Output Enable
Write Enable
No Connect
Power (+5V)
Ground
TOP VIEW
S,V
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
32
VCC
A15
CS2
A13
A11
A10
CS1
WE
OE
A8
A9
D7
D6
D5
D4
D3

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msm8128vlmb-85 Summary of contents

Page 1

PRODUCT MAY BE MADE OBSOLETE WITHOUT NOTICE Elm Road, West Chirton, NORTH SHIELDS, Tyne & Wear NE29 8SE, England Tel. +44 (0191) 2930500 Fax. +44 (0191) 2590997 Description The MSM8128 is a 1Mbit monolithic SRAM organised as 128K x 8. ...

Page 2

MSM8128 - 70/85/10/12 DC OPERATING CONDITIONS Absolute Maximum Ratings Voltage on any pin relative Power Dissipation Storage Temperature Notes : (1) Stresses above those listed may cause permanent damage to the device. This is a stress rating ...

Page 3

MSM8128 - 70/85/10/12 Operating Modes The table below shows the logic inputs required to control the MSM8128 SRAM. Mode CS1 CS2 Not Selected 1 Not Selected X Output Disable 0 Read 0 Write Low ...

Page 4

MSM8128 - 70/85/10/12 AC OPERATING CONDITIONS Read Cycle Parameter Read Cycle Time Address Access Time (2) Chip Select (CS1) Access Time (2) Chip Select (CS2) Access Time Output Enable to Output Valid Output Hold from Address Change Chip Selection (CS1) ...

Page 5

MSM8128 - 70/85/10/12 (1,2 ) Read Cycle Timing Waveform Address OE CS1 CS2 Dout Notes: ( High for Read Cycle. (2) Address valid prior to or coincident with CS1 transition low or CS2 high. (3) t and t ...

Page 6

MSM8128 - 70/85/10/12 Write Cycle No.1 Timing Waveform Address CS1 CS2 OHZ(3,9) Dout Din Write Cycle No.2 Timing Waveform Address CS1 CS2 WE Dout Din (3) ( (4) (6) ...

Page 7

MSM8128 - 70/85/10/12 Low V Data Retention Timing Waveform 1 (CS1 controlled) CC Vcc 4.5V t CDR 2. CS1 0V Low V Data Retention Timing Waveform 2 (CS2 controlled) CC Vcc 4.5V CS2 V DR2 0. ...

Page 8

MSM8128 - 70/85/10/12 Package Details 32 pin 0.1" Vertical-in-Line (VIL 1.54 (0.060) 2.67 (0.105) 1.02 (0.040) 2.41 (0.095 'V' Package 41.02 (1.615) 40.26 (1.585) 0.51 (0.020) 0.41 (0.016) Issue 4.5 : April 2001 3.18 (0.125) 2.67 (0.105) ...

Page 9

MSM8128 - 70/85/10/12 Alternate Pin Definition Military Screening Procedure Component Screening Flow for high reliability product is in accordance with Mil-883 method 5004 MB COMPONENT SCREENING FLOW SCREEN Visual and Mechanical Internal visual Temperature cycle Constant acceleration Pre-Burn-in electrical Burn-in ...

Page 10

... MSM8128 - 70/85/10/12 Ordering Information MSM8128VLMB - 70 THE ABOVE PARTS ARE NOT RECOMMENDED FOR NEW DESIGNS AND MAY BE MADE OBSOLETE WITHOUT NOTICE. Although this data is believed to be accurate the information contained herein is not intended to and does not create any warranty of merchantibility or fitness for a particular purpose. ...

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