stk16ca8 Simtek Corporation, stk16ca8 Datasheet - Page 7

• Manufacturer Part Number: stk16ca8
• Description: 128k Autostoreplus?? Nvsram Quantumtrap?? Cmos Nonvolatile Static
• Manufacturer: Simtek Corporation

SOFTWARE-CONTROLLED STORE/RECALL CYCLE
Note p: The software sequence is clocked with E controlled READs or G controlled READs.
Note q: The six consecutive addresses must be in the order listed in the Mode Selection Table: (4E38, B1C7, 83E0, 7C1F, 703F, 8FC0) for a STORE
SOFTWARE STORE/RECALL CYCLE: E CONTROLLED
SOFTWARE STORE/RECALL CYCLE: G CONTROLLED
September 2003
NO.
25
26
27
28
29
DQ (DATA)
ADDRESS
DQ (DATA)
ADDRESS
E cont
cycle or (4E38, B1C7, 83E0, 7C1F, 703F, 4C63) for a RECALL cycle. W must be high during all six consecutive cycles.
t
t
t
t
t
AVAV
AVEL
ELEH
ELAX
RECALL
G
E
G
E
SYMBOLS
G cont
t
t
t
t
t
AVAV
AVGL
GLGH
GLAX
RECALL
t
AVEL
26
t
AVGL
Alternate
26
ADDRESS #1
t
t
t
RC
AS
CW
ADDRESS #1
t
AVAV
25
t
AVAV
25
t
DATA VALID
ELEH
27
t
ELAX
t
DATA VALID
GLGH
STORE/RECALL Initiation Cycle Time
Address Set-up Time
Clock Pulse Width
Address Hold Time
RECALL Duration
28
27
t
GLAX
28
PARAMETER
7
ADDRESS #6
ADDRESS #6
Document Control # ML0023 rev 0.1
t
STK16CA8-25
AVAV
MIN
25
25
20
20
t
0
AVAV
DATA VALID
DATA VALID
25
DATA VALID
DATA VALID
p
MAX
20
q
q
t
STORE
STK16CA8-35
MIN
t
35
25
20
23
STORE
0
HIGH IMPEDANCE
(V
23
HIGH IMPEDANCE
/
t
CC
RECALL
/
MAX
20
t
29
RECALL
29
= 3.0V 20%, -10%)
STK16CA8-45
MIN
45
30
20
0
MAX
20
STK16CA8
UNITS NOTES
ns
ns
ns
ns
s
q