CY14B101K CYPRESS [Cypress Semiconductor], CY14B101K Datasheet - Page 20

• Manufacturer Part Number: CY14B101K
• Description: 1 Mbit (128K x 8) nvSRAM With Real-Time Clock
• Manufacturer: CYPRESS [Cypress Semiconductor]

Switching Waveforms
Document #: 001-06401 Rev. *E
Read & Write Inhibited
POWER-UP RECALL
ADDRESS
DQ (DATA)
AutoStore
CE
V
OE
SWITCH
V
CC
t
VCCRISE
t
SA
t
ADDRESS # 1
(continued)
HRECALL
DATA VALID
Figure 6. CE-Controlled Software STORE/RECALL Cycle
t
t
t
SCE
GHAX
RC
t
GLAX
Figure 5. AutoStore/Power Up RECALL
PRELIMINARY
t
STORE
ADDRESS # 6
t
HRECALL
t
RC
DATA VALID
STORE occurs only
if a SRAM write
has happened
t
[19]
STORE
HIGH IMPEDANCE
t
STORE
/ t
RECALL
CY14B101K
No STORE occurs
without atleast one
SRAM write
Page 20 of 24
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