Specifications
CY14B108K
CY14B108M
Document Number: 001-47378 Rev. *K Page 34 of 36
Document History Page
Document Title: CY14B108K/CY14B108M, 8-Mbit (1024 K × 8/512 K × 16) nvSRAM with Real Time Clock
Document Number: 001-47378
Rev. ECN
Orig. of
Change
Submission
Date
Description of Change
** 2681767 GVCH/
PYRS
04/01/09 New Data Sheet
*A 2712462 GVCH/PY
RS
05/29/2009 Moved data sheet status from Preliminary to Final
Updated AutoStore operation
Updated C1, C2 values to 12pF, 69pF from 21pF, 21pF respectively
Updated I
SB
test condition
Updated footnote 10
Updated I
BAK
and V
RTCcap
parameter values
Added R
BKCHG
parameter to RTC characteristics table
Added footnote 14
Referenced footnote 12 to V
CCRISE
, t
HHHD
and t
LZHSB
parameters
Updated V
HDIS
parameter description
*B 2746310 GVCH 07/29/2009 Page 4: Updated Hardware STORE (HSB) operation description
page 4: Updated Software STORE description
Updated t
DELAY
parameter description
Updated footnote 24 and added footnote 31
Referenced footnote 31 to Figure 11 and Figure 12
*C 2759948 GVCH 09/04/2009 Removed commercial temperature related specs
Removed 20 ns access speed related specs
Changed V
RTCbat
max value from 3.3V to 3.6V
Changed R
BKCHG
min value from 450to 350
Updated footnote 14
*D 2828257 GVCH 12/15/2009 Changed STORE cycles to QuantumTrap from 200K to 1 Million
Updated I
BAK
RTC backup current spec unit from nA to A
Added Contents on page 2
*E 2923475 GVCH /
AESA
04/27/2010 Table 1: Added more clarity on HSB
pin operation
Hardware STORE (HSB) Operation: Added more clarity on HSB
pin operation
Table 1: Added more clarity on BHE
/BLE pin operation
Updated HSB
pin operation in Figure 13
Updated footnote 48
Updated Package Diagrams and Sales, Solutions, and Legal Information.
*F 3143765 GVCH 01/17/2011 Updated Setting the Clock description
Added footnote 12
Updated W bit description in Register Map Detail table
Updated Maximum Ratings
Updated thermal resistance values for all packages
Added t
RTCp
parameter to RTC Characteristics table
Added Acronyms table and Document Conventions table
*G 3311413 GVCH 07/13/2011 Updated DC Electrical Characteristics (Added Note 18 and referred the same
note in V
CAP
parameter).
Updated AC Switching Characteristics (Added Note 25 and referred the same
note in Parameters).
*H 3580269 GVCH 04/12/2012 Updated Pin Definitions (Added Note 5 and referred the same note in V
RTCcap
,
V
RTCbat
, Xout, Xin, INT pins).
Added Note 12 and referred the same note in Figure 5.
Updated Package Diagrams.