STK14CA8-N25I ETC [List of Unclassifed Manufacturers], STK14CA8-N25I Datasheet - Page 8

• Manufacturer Part Number: STK14CA8-N25I
• Description: 128K x 8 AutoStoreTM nvSRAM QuantumTrapTM CMOS Nonvolatile Static RAM
• Manufacturer: ETC [List of Unclassifed Manufacturers]

STK14CA8
December 2004
Notes
AutoStore™ /POWER-UP RECALL
AutoStore™/POWER-UP RECALL
l: t
m: If an SRAM WRITE has not taken place since the last nonvolatile cycle, no STORE will take place
POWER-UP RECALL
Read & Write Inhibited
NO.
22
23
24
25
HRECALL
starts from the time V
AutoStore
t
t
V
t
HRECALL
STORE
VCCRISE
SWITCH
V
Standard
SWITCH
24
TM
Note: Read and Write cycles will be ignored during STORE, RECALL and while V
SYMBOLS
V
CC
CC
t
VCCRISE
POWER-UP
t
25
rises above V
HLHZ
Alternate
RECALL
t
HRECALL
22
SWITCH
Power-up RECALL Duration
STORE Cycle Duration
Low Voltage Trigger Level
V
CC
Rise Time
BROWN OUT
PARAMETER
AutoStore
t
STORE
23
TM
8
STORE occurs only if a
POWER-UP
SRAM write has
RECALL
t
HRECALL
Document Control #ML0022 rev 1.0
happened.
22
2.55
MIN
150
STK14CA8
CC
is below V
POWER DOWN
t
AutoStore
STORE
MAX
12.5
2.65
23
20
SWITCH.
without at least one
No STORE occurs
TM
UNITS
SRAM write.
ms
ms
µs
V
NOTES
m
l