stk14d88 Simtek Corporation, stk14d88 Datasheet - Page 8

• Manufacturer Part Number: stk14d88
• Description: 32kx8 Autostore Nvsram
• Manufacturer: Simtek Corporation

STK14D88
Document Control #ML0033 Rev 2.0
SOFTWARE-CONTROLLED STORE/RECALL CYCLE
Note l:
Note m: The six consecutive addresses must be read in the order listed in the Software STORE/RECALL Mode Selection Table. W must be high during
SOFTWARE STORE/RECALL CYCLE: E and G CONTROLLED
NO.
DQ (DATA)
26
27
28
29
30
ADDRESS
Jan 2008
E Cont
The software sequence is clocked on the falling edge of E controlled READs
all six consecutive cycles.
G
t
t
t
t
t
E
AVAV
AVEL
ELEH
EHAX
RECALL
Symbols
Alternate
t
t
t
RC
AS
CW
t
AVEL
27
ADDRESS #1
STORE / RECALL Initiation Cycle Time
Address Set-up Time
Clock Pulse Width
Address Hold Time
RECALL Duration
t
AVAV
26
DATA VALID
t
ELEH
28
PARAMETER
t
EHAX
29
STK14D88-35
MIN
25
20
8
0
1
MAX
50
ADDRESS #6
t
STK14D88-35
AVAV
26
MIN
35
25
0
1
DATA VALID
l,m
MAX
50
STK14D88-45
MIN
45
30
t
0
1
STORE
23
HIGH IMPEDENCE
m
/
MAX
50
t
RECALL
30
UNITS NOTES
μ s
ns
ns
ns
ns
m