Document Number: 001-67798 Rev. *F Page 15 of 16
Document History Page
Document Title: CY621472E30 MoBL
®
, 4-Mbit (256 K × 16) Static RAM
Document Number: 001-67798
Rev. ECN No.
Orig. of
Change
Submission
Date
Description of Change
** 3184883 RAME 03/01/2011 New data sheet.
*A 3223503 RAME 04/15/2011 Overline bar CE
2
removed from the Truth table.
Updated all notes as per template.
*B 3261142 RAME 05/19/2011 Updated Switching Characteristics (corrected the Min value of t
LZBE
parameter).
Added Ordering Information and Ordering Code Definitions.
Added Acronyms and Units of Measure.
*C 3365953 AJU 09/08/2011 Changed datasheet status from Preliminary to Final.
Updated 44-pin TSOP II package spec.
*D 3414567 TAVA 10/20/2011 Replaced CY62147EV30 with CY621472E30 through out the data sheet.
*E 4331825 NILE 04/03/2014 Updated Switching Characteristics:
Added Note 19 and referred the same note in “Write Cycle”.
Updated Switching Waveforms:
Added Note 31 and referred the same note in Figure 8.
Updated Package Diagram:
spec 51-85087 – Changed revision from *D to *E.
Updated in new template.
Completing Sunset Review.
*F 4573121 NILE 11/18/2014 Added related documentation hyperlink in page 1.