Preliminary
SOFTWARE-CONTROLLED
STORE/RECALL
CYCLE
k.l
Symbols
NO.
30
31
32
33
34
E Cont
k
t
AVAV
t
AVEL
t
ELEH
t
EHAX
t
RECALL
G Cont
k
t
AVAV
t
AVGL
t
GLGH
t
GHAX
t
RECALL
PARAMETER
Alternate
t
RC
t
AS
t
CW
STORE/RECALL
Initiation Cycle Time
Address Set-up Time
Clock Pulse Width
Address Hold Time
RECALL
Duration
MIN
15
0
12
1
150
MAX
MIN
25
0
20
1
150
MAX
STK14EC16-15
STK14EC16-25
STK14EC16
STK14EC16-45
UNITS NOTES
MIN
45
0
30
1
150
MAX
ns
ns
ns
ns
μs
l
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.
SOFTWARE
STORE/RECALL
CYCLE:
E CONTROLLED
l
30
t
AVAV
ADDRESS
31
t
AVEL
ADDRESS #1
30
t
AVAV
ADDRESS #6
32
t
ELEH
E
G
33
t
EHAX
Deby
27
t
STORE
DATA VALID
/
t
34
RECALL
HIGH IMPEDENCE
DQ (DATA)
DATA VALID
SOFTWARE
STORE/RECALL
CYCLE:
G CONTROLLED
l
30
t
AVAV
ADDRESS
ADDRESS #1
30
t
AVAV
ADDRESS #6
E
Pachuco Boys
31
t
AVGL
32
t
GLGH
G
27
t
STORE
33
t
GHAX
DQ (DATA)
DATA VALID
DATA VALID
/
34
t
RECALL
HIGH IMPEDENCE
Document Control #ML0061 Rev 1.1
Jan, 2008
9
Simtek Confidential
SIMTEK [ SIMTEK CORPORATION ]
