CYRS1049DV33
Document History Page
Document Title: CYRS1049DV33, 4-Mbit (512K × 8) Static RAM with RadStop™ Technology
Document Number: 001-64292
Origin of
Change
Submission
Date
Rev.
ECN No.
Description of Change
**
3098986
3181475
HRP
12/01/2010 New data sheet.
*A
PRAS
02/24/2011 Updated Package Diagram:
Removed spec 001-64294 **.
Added spec 001-67583 **.
*B
*C
3438781
3554946
HRP
HRP
11/14/2011 Updated Package Diagram:
spec 001-67583 – Changed revision from ** to *A.
03/19/2012 Changed status from Preliminary to Final.
Updated Radiation Performance:
Updated Radiation Data:
Updated description.
Updated Prototyping Options:
Updated description.
Updated Features:
Added “(PMAX = 315 mW)” under “Low active power”.
Updated Functional Description:
Added “Easy memory expansion is provided by utilizing OE, CE, and tri-state
drivers.” as a new paragraph.
Updated Maximum Ratings:
Updated details corresponding to “DC voltage applied to outputs in High Z
state” and “DC input voltage”.
Updated AC Switching Characteristics:
Changed the maximum value of tDOE parameter from 7 ns to 6 ns.
Updated Ordering Information:
Updated part numbers.
*D
*E
3887928
4208547
HRP
VINI
02/07/2013 Updated Radiation Performance:
Updated Processing Flows:
Replaced “V grade - Class V flow” with “Q grade - Class Q flow”.
Updated Prototyping Options:
Added “Non-radiation hard” in the starting, replaced “V grade” with
“Q grade”.
Updated Ordering Information:
Updated part numbers.
12/03/2013 Updated Radiation Performance:
Updated Processing Flows:
Added “V Grade - Class V flow in compliance with MIL-PRF 38535”.
Updated Prototyping Options:
Updated first bullet as “CYPT1049DV33 protos with same functional and
timing as flight units using non-radiation hardened die”.
Updated Ordering Information:
Updated part numbers.
Updated Package Diagram:
spec 001-67583 – Changed revision from *A to *B.
Updated to new template.
Completing Sunset Review.
*F
4571914
5966687
VINI
11/17/2014 Updated Functional Description:
Added “For a complete list of related documentation, click here.” at the end.
Updated Package Diagram:
spec 001-67583 – Changed revision from *B to *C.
Completing Sunset Review.
*G
AESATMP8
11/14/2017 Updated Cypress Logo and Copyright.
Document Number: 001-64292 Rev. *J
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