STK15C68-SF25I SIMTEK [Simtek Corporation], STK15C68-SF25I Datasheet - Page 4

• Manufacturer Part Number: STK15C68-SF25I
• Description: 32Kx8 PowerStore nvSRAM
• Manufacturer: SIMTEK [Simtek Corporation]

STK15C88
Document Control #ML0016 Rev 0.3
SRAM READ CYCLES #1 & #2
Note f:
Note g: I/O state assumes E, G < V
Note h: Measured + 200mV from steady state output voltage.
SRAM READ CYCLE #1: Address Controlled
SRAM READ CYCLE #2: E Controlled
DQ (DATA OUT)
DQ (DATA OUT)
NO.
10
11
1
2
3
4
5
6
7
8
9
ADDRESS
February, 2007
ADDRESS
W must be high during SRAM READ cycles and low during SRAM WRITE cycles.
t
t
t
t
t
t
t
t
t
t
t
ELQV
AVAV
AVQV
GLQV
AXQX
ELQX
EHQZ
GLQX
GHQZ
ELICCH
EHICCL
#1, #2
I
CC
G
E
f
g
g
h
h
SYMBOLS
e
d
,
e
t
t
t
t
t
t
t
t
t
t
t
ACS
RC
AA
OE
OH
LZ
HZ
OLZ
OHZ
PA
PS
Alt.
IL
and W > V
Chip Enable Access Time
Read Cycle Time
Address Access Time
Output Enable to Data Valid
Output Hold after Address Change
Chip Enable to Output Active
Chip Disable to Output Inactive
Output Enable to Output Active
Output Disable to Output Inactive
Chip Enable to Power Active
Chip Disable to Power Standby
STANDBY
t
ELICCH
t
t
IH
AXQX
ELQX
10
t
5
6
GLQX
; device is continuously selected.
8
t
GLQV
(V
4
CC
t
PARAMETER
AVAV
f
= 5.0V
2
t
t
ACTIVE
AVQV
ELQV
1
3
4
t
AVAV
2
±
f, g
10%)
DATA VALID
DATA VALID
STK15C88-25
MIN
25
5
5
0
0
t
GHQZ
9
MAX
t
25
25
10
10
10
25
EHQZ
7
t
EHICCL
11
STK15C88-45
MIN
45
5
5
0
0
MAX
45
45
20
15
15
45
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns