cy14b101k-sp25xit Cypress Semiconductor Corporation., cy14b101k-sp25xit Datasheet - Page 19
cy14b101k-sp25xit
Manufacturer Part Number
cy14b101k-sp25xit
Description
1 Mbit 128k X 8 Nvsram With Real Time Clock
Manufacturer
Cypress Semiconductor Corporation.
Datasheet
1.CY14B101K-SP25XIT.pdf
(24 pages)
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Figure 9
Figure 10
Note
Document Number: 001-06401 Rev. *G
29. CE or WE must be > V
ADDRESS
DATA OUT
ADDRESS
DATA OUT
DATA IN
DATA IN
WE
CE
CE
WE
shows the SRAM Write Cycle 1 (WE controlled).
shows the SRAM Write Cycle 2 (CE controlled).
IH
during address transitions.
PREVIOUS DATA
t
SA
t
SA
Figure 10. SRAM WRITE Cycle 2
Figure 9. SRAM WRITE Cycle 1
HIGH IMPEDANCE
t
t
t
AW
AW
[28, 29]
t
PWE
HZWE
[28, 29]
t
SCE
t
t
SCE
WC
t
WC
t
HIGH IMPEDANCE
PWE
DATA VALID
t
SD
DATA VALID
t
SD
t
t
t
HD
HA
HA
t
HD
t
LZWE
CY14B101K
Page 19 of 24
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