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CY14B256L-SP25XC(2007) データシートの表示(PDF) - Cypress Semiconductor
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CY14B256L-SP25XC
(Rev.:2007)
256-Kbit (32K x 8) nvSRAM
Cypress Semiconductor
CY14B256L-SP25XC Datasheet PDF : 17 Pages
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PRELIMINARY
Switching Waveforms
SRAM Read Cycle 1
(address controlled)
[8, 9, 20]
CY14B256L
ADDRESS
DQ (DATA OUT)
t
AA
t
OHA
t
RC
DATA VALID
SRAM Read Cycle 2
(CE controlled)
[8, 20]
ADDRESS
CE
t
RC
t
LZCE
t
ACE
OE
DQ (DATA OUT)
ICC
t
DOE
t
LZOE
t
PU
STANDBY
ACTIVE
t
PD
t
HZCE
t
HZOE
DATA VALID
Note
20. HSB must remain HIGH during READ and WRITE cycles.
Document #: 001-06422 Rev. *E
Page 11 of 17
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