Preliminary
STK14EC8
k,l
SOFTWARE-CONTROLLED STORE/RECALL CYCLE
Symbols
STK14EC8-15 STK14EC8-25 STK14EC8-45
NO.
PARAMETER
UNITS NOTES
k
k
E Cont
tAVAV
G Cont
tAVAV
Alternate
tRC
MIN
15
0
MAX
MIN
25
0
MAX
MIN
45
0
MAX
26
27
28
29
30
STORE/RECALL Initiation Cycle Time
Address Set-up Time
Clock Pulse Width
ns
ns
ns
tAVEL
tAVGL
tAS
tELEH
tEHAX
tRECALL
tGLGH
tGHAX
tRECALL
tCW
12
1
20
1
30
1
Address Hold Time
ns
l
RECALL Duration
150
150
150
μs
Note k: The software sequence is clocked on the falling edge of E controlled READs or G controlled READs
Note l: The six consecutive addresses must be read in the order listed in the Software STORE/RECALL Mode Selection Table. W must be high during
all six consecutive E or G controlled cycles.
l
SOFTWARE STORE/RECALL CYCLE: E CONTROLLED
26
26
tAVAV
tAVAV
ADDRESS #1
ADDRESS #6
ADDRESS
E
27
tAVEL
28
tELEH
29
tEHAX
G
23
30
/
tSTORE tRECALL
HIGH IMPEDENCE
DATA VALID
DATA VALID
DQ (DATA)
l
SOFTWARE STORE/RECALL CYCLE: G CONTROLLED
26
26
tAVAV
tAVAV
ADDRESS #1
ADDRESS #6
ADDRESS
E
28
tGLGH
27
tAVGL
G
30
tRECALL
23
tSTORE
/
29
tGHAX
HIGH IMPEDENCE
DATA VALID
DATA VALID
DQ (DATA)
Rev 1.1
Document Control #ML0060
Jan, 2008
8
Simtek Confidential
SIMTEK [ SIMTEK CORPORATION ]
