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PRELIMINARY
CY14B102L, CY14B102N
Document #: 001-45754 Rev. *B Page 23 of 24
Document History Page
Document Title: CY14B102L/CY14B102N 2 Mbit (256K x 8/128K x 16) nvSRAM
Document Number: 001-45754
Rev. ECN No.
Submission
Date
Orig. of Change Description of Change
** 2470086 GVCH New Data Sheet
*A 2522209 GVCH/AESA 06/27/2008 Added Automotive temperature Range and 20 ns access speed information
in “Features”.
Added I
CC1
for automotive temperature range.
Added I
CC1
for t
RC
=20 ns for both industrial and Commercial temperature
Grade.
Updated Thermal resistance values for 48-FBGA, 44-TSOP II and 54-TSOP
II Packages.
Added AC Switching Characteristics specs for 20 ns access speed.
Added software controlled STORE/RECALL cycle specs for 20 ns access
speed.
Updated ordering information and part numbering nomenclature.
Updated data sheet template.
*B 2606696 GVCH/PYRS 11/13/08 Removed 15 ns access speed
Updated Logic block diagram
Updated footnote 1
Added footnote 2 and 7
Pin definition: Updated WE
, HSB and NC pin description
Page 4:Updated SRAM READ, SRAM WRITE, Autostore operation descrip-
tion
Page 4: Updated Hardware store operation
Page 5: Hardware RECALL (Power-up) description
Page 6:updated Data protection description
Maximum Ratings: Added Max. Accumulated storage time
Changed I
CC2
from 6mA to 10mA
Changed I
CC4
from 6mA to 5mA
Changed I
SB
from 3mA to 5mA
Updated I
CC1,
I
CC3 ,
I
SB
and I
OZ
Test conditions
Changed V
CAP
max value from 82uf to 180uF
Updated footnote 11and 12
Added footnote 13
Added Data retention and Endurance Table
Updated Input Rise and Fall time in AC test Conditions
Referenced footnote 16 to t
OHA
parameter
Updated All switching waveforms
Added Figure 10 (SRAM WRITE CYCLE:BHE
and BLE controlled)
Changed t
DELAY
to 20ns, 25ns, 25ns for 20ns, 25ns, 45ns part respectively
Changed t
STORE
from 15ms to 8ms
Added V
HDIS
, t
HHHD
and t
LZHSB
parameters
Updated footnote 22 and 23
Added footnote 25
Software controlled STORE/RECALL cycle table: Changed t
AS
to t
SA
Changed t
GHAX
to t
HA
Added t
DHSB
parameter
Changed t
HLHX
to t
PHSB
Updated t
SS
from 70us to 100us
Added Truth table for SRAM operations
Updated ordering information and part numbering nomenclature
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