stk14c88-n25m Simtek Corporation, stk14c88-n25m Datasheet - Page 7

• Manufacturer Part Number: stk14c88-n25m
• Description: 32kx8 Autostore Nvsram
• Manufacturer: Simtek Corporation

Document Control #ML0014 Rev 2.0
AutoStore™/POWER-UP RECALL
Note p: t
Note q: HSB is asserted low for 1
AutoStore™/POWER-UP RECALL
POWER-UP RECALL
NO.
27
28
29
30
31
32
DQ (DATA OUT)
Feb, 2008
will be released and no STORE will take place.
RESTORE
V
V
AutoStore
SWITCH
Standard
t
t
t
t
V
V
RESTORE
STORE
VSBL
DELAY
31
32
RESET
SWITCH
RESET
HSB
W
starts from the time V
V
SYMBOLS
CC
POWER-UP
RECALL
Alternate
t
t
t
RESTORE
HLHZ
BLQZ
27
μ s
when V
CC
rises above V
(NO SRAM WRITES)
CAP
(V
Power-up RECALL Duration
STORE Cycle Duration
Low Voltage Trigger (V
Time Allowed to Complete SRAM Cycle
Low Voltage Trigger Level
Low Voltage Reset Level
BELOW V
CC
BROWN OUT
NO RECALL
drops through V
NO STORE
DID NOT GO
SWITCH
RESET
)
.
SWITCH
SWITCH
7
PARAMETER
. If an SRAM WRITE has not taken place since the last nonvolatile cycle, HSB
) to HSB Low
(V
BELOW V
CC
BROWN OUT
NO RECALL
t
VSBL
AutoStore
29
DID NOT GO
t
DELAY
30
RESET
)
ABOVE V
RECALL WHEN
V
(V
BROWN OUT
CC
t
STORE
MIN
AutoStore
4.0
CC
STK14C88
1
28
RETURNS
= 5.0V ± 10%)
SWITCH
MAX
550
300
4.5
3.6
10
STK14C88
UNITS
ms
μ s
ns
μ s
V
V
NOTES
n, q
p
n
l
e