STK15C68-SF25I SIMTEK [Simtek Corporation], STK15C68-SF25I Datasheet - Page 3
![no-image](/images/no-image-200.jpg)
STK15C68-SF25I
Manufacturer Part Number
STK15C68-SF25I
Description
32Kx8 PowerStore nvSRAM
Manufacturer
SIMTEK [Simtek Corporation]
Datasheet
1.STK15C68-SF25I.pdf
(14 pages)
Document Control #ML0016 Rev 0.3
ABSOLUTE MAXIMUM RATINGS
Voltage on Input Relative to Ground . . . . . . . . . . . . . –0.5V to 7.0V
Voltage on Input Relative to V
Voltage on DQ
Temperature under Bias . . . . . . . . . . . . . . . . . . . . . –55°C to 125°C
Storage Temperature. . . . . . . . . . . . . . . . . . . . . . . . –65°C to 150°C
Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1W
DC Output Current (1 output at a time, 1s duration) . . . . . . . .15mA
DC CHARACTERISTICS
Note b: I
Note c: I
Note d: E ≥ V
AC TEST CONDITIONS
CAPACITANCE
Note e: These parameters are guaranteed but not tested.
Input Pulse Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V to 3V
Input Rise and Fall Times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ≤ 5ns
Input and Output Timing Reference Levels . . . . . . . . . . . . . . . 1.5V
Output Load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See Figure 1
SYMBOL
SYMBOL
I
I
I
I
I
I
I
I
V
V
V
V
T
C
C
CC 1
CC 2
CC 3
CC 4
SB 1
SB 2
ILK
OLK
A
IH
IL
OH
OL
IN
OUT
February, 2007
d
d
b
c
b
c
CC 1
CC 2
and I
and I
IH
Average V
Average V
Average V
5V, 25°C, Typical
Average V
AutoStore Cycle
Average V
(Standby, Cycling TTL Input Levels)
V
(Standby, Stable CMOS Input Levels)
Input Leakage Current
Off-State Output Leakage Current
Input Logic “1” Voltage
Input Logic “0” Voltage
Output Logic “1” Voltage
Output Logic “0” Voltage
Operating Temperature
0-7
Input Capacitance
Output Capacitance
CC
will not produce standby current levels until any nonvolatile cycle in progress has timed out.
. . . . . . . . . . . . . . . . . . . . . . –0.5V to (V
PARAMETER
Standby Current
CC 3
CC 4
are dependent on output loading and cycle rate. The specified values are obtained with outputs unloaded.
are the average currents required for the duration of the respective
CC
CC
CC
CAP
CC
PARAMETER
e
Current
Current during STORE
Current
Current at t
Current during
SS
. . . . . . . . . . –0.6V to (V
(T
AVAV
A
MAX
= 25
5
7
= 200ns
°
UNITS
C, f = 1.0MHz)
pF
pF
ΔV = 0 to 3V
ΔV = 0 to 3V
V
a
SS
CONDITIONS
MIN
COMMERCIAL
2.2
2.4
CC
CC
0
– .5
+ 0.5V)
+ 0.5V)
V
CC
MAX
1.5
0.8
0.4
97
70
10
30
22
±1
±5
70
3
3
2
+ .5
Note a: Stresses greater than those listed under “Absolute Maximum Rat-
V
SS
MIN
–40
2.2
2.4
INDUSTRIAL
– .5
ings” may cause permanent damage to the device. This is a stress
rating only, and functional operation of the device at conditions
above those indicated in the operational sections of this specifica-
tion is not implied. Exposure to absolute maximum rating condi-
tions for extended periods may affect reliability.
OUTPUT
V
CC
MAX
STORE
100
1.5
0.8
0.4
70
10
31
23
±1
±5
85
3
2
+ .5
cycles (t
Figure 1: AC Output Loading
255 Ohms
UNITS
mA
mA
mA
mA
mA
mA
mA
mA
μA
μA
°C
V
V
V
V
STORE
t
t
All Inputs Don’t Care, V
W ≥ (V
All Others Cycling, CMOS Levels
All Inputs Don’t Care
t
t
E ≥ (V
All Others V
V
V
V
V
All Inputs
All Inputs
I
I
AVAV
AVAV
AVAV
AVAV
OUT
OUT
CC
IN
CC
IN
) .
= V
= V
= max
= max
= – 4mA
= 8mA
(V
= 25ns
= 45ns
= 45ns, E ≥ V
= 25ns, E ≥ V
CC
CC
SS
SS
– 0.2V)
CC
– 0.2V)
to V
to V
IN
5.0V
≤ 0.2V or ≥ (V
CC
CC
NOTES
= 5.0V
, E or G ≥ V
480 Ohms
IH
IH
30 pF
INCLUDING
SCOPE AND
FIXTURE
STK15C88
CC
= max
CC
±
IH
– 0.2V)
10%)