Cypress CY14B104M - Manual (Page 28)

PRELIMINARY
CY14B104K, CY14B104M
Document #: 001-07103 Rev. *K Page 28 of 31
Document History Page
Document Title: CY14B104K/CY14B104M 4 Mbit (512K x 8/256K x 16) nvSRAM with Real Time Clock
Document Number: 001-07103
Rev. ECN No. Submission
Date
Orig. of
Change
Description of Change
** 431039 See ECN TUP New Data Sheet
*A 489096 See ECN TUP Removed 48 SSOP Package
Added 44 TSOPII and 54 TSOPII Packages
Updated Part Numbering Nomenclature and Ordering Information
Added Soft Sequence Processing Time Waveform
Added RTC Characteristics Table
Added RTC Recommended Component Configuration
*B 499597 See ECN PCI Removed 35ns speed bin
Added 55ns speed bin. Updated AC table for the same
Changed “Unlimited” read/write to “infinite” read/write
Features section: Changed typical I
CC
at 200-ns cycle time to 8 mA
Changed STORE cycles from 500K to 200K cycles.
Shaded Commercial grade in operating range table.
Modified Icc/Isb specs.
Changed V
CAP
value in DC table
Added 44 TSOP II in Thermal Resistance table
Modified part nomenclature table. Changes reflected in the ordering information
table.
*C 517793 See ECN TUP Removed 55ns speed bin
Changed pinout for 44TSOPII and 54TSOPII packages
Changed I
SB
to 1mA
Changed I
CC4
to 3mA
Changed V
CAP
min to 35 μF
Changed V
IH
max to Vcc + 0.5V
Changed t
STORE
to 15ns
Changed t
PWE
to 10ns
Changed t
SCE
to 15ns
Changed t
SD
to 5ns
Changed t
AW
to 10ns
Removed t
HLBL
Added Timing Parameters for BHE and BLE - t
DBE
, t
LZBE
, t
HZBE
, t
BW
Removed min. specification for Vswitch
Changed t
GLAX
to 1ns
Added t
DELAY
max. of 70us
Changed t
SS
specification from 70us min. to 70us max.
*D 825240 See ECN UHA Changed the data sheet from Advance information to Preliminary
Changed t
DBE
to 10ns in 15ns part
Changed t
HZBE
in 15ns part to 7ns and in 25ns part to10ns
Changed t
BW
in 15ns part to 15ns and in 25ns part to 20ns
Changed t
GLAX
to t
GHAX
Changed the value of I
CC3
to 25mA
Changed the value of t
AW
in 15ns part to 15ns
*E 914280 See ECN UHA Changed the figure-14 title from 54-Pb to 54 Pin
Included all the information for 45ns part in this data sheet
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