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CY14B101K
Document Number: 001-06401 Rev. *I Page 27 of 28
*I 2663934 GVCH/PYRS 02/24/09 Updated Features
Updated pin definition of WE
Removed AutoStore enable/disable section
Added Best practices
Updated “Reading the clock”, “Backup Power”, “Stopping and
starting the Oscillator” and “Alarm” descriptions under RTC
operation
Modified “Figure 4. RTC Recommended Component Configu-
ration”
Added footnotes 4, 5 and 6
Added default values to RTC Register Map” table
Updated flag register description in Register Map Detail” table
Added Industrial specs for 25ns and 35ns speed
Changed V
IH
from Vcc+0.3 to Vcc+0.5
Added “Data Retention and Endurance” table on page 15
Added Thermal resistance values
Added alternate parameters in the AC switching characteristics
table
Renamed t
OH
to t
OHA
Changed t
HRECALL
from 20 to 40ms
Changed t
RECALL
spec from 100μs to 170μs (Including t
ss
of
70us)
Renamed t
AS
to t
SA
Renamed t
GHAX
to t
HA
Updated Figure 13, 14, 15 and 16
Renamed t
HLHX
to t
PHSB
Added truth table for SRAM operations
Document Title: CY14B101K 1 Mbit (128K x 8) nvSRAM With Real Time Clock
Document Number: 001-06401
REV. ECN NO. Orig. of Change
Submission
Date
Description of Change
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