STK14EC8-BF15 SIMTEK [Simtek Corporation], STK14EC8-BF15 Datasheet - Page 5

• Manufacturer Part Number: STK14EC8-BF15
• Description: 512Kx8 Autostore nvSRAM
• Manufacturer: SIMTEK [Simtek Corporation]

Document Control #ML0060 Rev 1.1
Preliminary
SRAM READ CYCLES #1 & #2
Note c: W must be high during SRAM READ cycles.
Note d: Device is continuously selected with E and G both low
Note e: Measured ± 200mV from steady state output voltage.
Note f:
SRAM READ CYCLE #1: Address Controlled
SRAM READ CYCLE #2: E and G Controlled
DQ (DATA OUT)
DQ (D ATA OUT)
NO.
10
11
1
2
3
4
5
6
7
8
9
27
ADDRESS
ADDR ESS
Jan, 2008
HSB must remain high during READ and WRITE cycles.
t
t
t
AVAV
AVQV
AXQX
#1
I
CC
G
E
c
d
d
SYMBOLS
t
t
t
t
t
t
t
t
t
t
t
ELQV
ELEH
AVQV
GLQV
AXQX
ELQX
EHQZ
GLQX
GHQZ
ELICCH
EHICCL
#2
c
d
d
e
e
b
b
Alt.
t
t
t
t
t
t
t
t
t
t
t
ACS
RC
AA
OE
OH
LZ
HZ
OLZ
OHZ
PA
PS
ST AND BY
t
ELI CC H
t
ELQ X
1 0
t
6
t
t
AV QV
G L Q X
AXQX
Chip Enable Access Time
Read Cycle Time
Address Access Time
Output Enable to Data Valid
Output Hold after Address Change
Address Change or Chip Enable to
Output Active
Address Change or 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
3
8
5
t
G L QV
Simtek Confidential
4
PARAMETER
t
t
EL Q V
E LE H
1
2
AC T IVE
t
AVQV
3
t
AVAV
5
2
c,d,f
c,f
STK14EC8-15
MIN
15
3
3
0
0
DATA VALID
MAX
15
15
10
15
7
7
t
EHAX
29
DAT A VAL ID
STK14EC8-25
MIN
25
3
3
0
0
t
GH Q Z
MAX
9
25
25
12
10
10
25
t
EHQ Z
7
t
EHI CC L
STK14EC8
STK14EC8-45
MIN
11
45
3
3
0
0
MAX
45
45
20
15
15
45
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns