STK14C88-NF35U 데이터 시트보기 (PDF) - Simtek Corporation
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STK14C88-NF35U Datasheet PDF : 15 Pages
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STK14C88-NF35U
HARDWARE MODE SELECTION
E
W
HSB
A13 - A0 (hex)
MODE
H
X
H
X
Not Selected
I/O
Output High Z
POWER
Standby
NOTES
L
H
H
X
Read SRAM
Output Data
Active
t
L
L
H
X
Write SRAM
Input Data
Active
X
X
L
X
Nonvolatile STORE
Output High Z
lCC2
m
Note m: HSB STORE operation occurs only if an SRAM WRITE has been done since the last nonvolatile cycle. After the STORE (if any) completes,
the part will go into standby mode, inhibiting all operations until HSB rises.
HARDWARE STORE CYCLE
SYMBOLS
NO.
Standard
Alternate
PARAMETER
22
tSTORE
tHLHZ
23
tDELAY
tHLQZ
24
tRECOVER
tHHQX
25
tHLHX
26
tHLBL
STORE Cycle Duration
Time Allowed to Complete SRAM Cycle
Hardware STORE High to Inhibit Off
Hardware STORE Pulse Width
Hardware STORE Low to STORE Busy
Note n: E and G low and W high for output behavior.
Note o: tRECOVER is only applicable after tSTORE is complete.
(VCC = 5.0V ± 10%)e
STK14C88-NF35U
MIN
MAX
10
1
700
15
300
UNITS NOTES
ms
μs
ns
n, o
ns
ns
HARDWARE STORE CYCLE
HSB (IN)
25
tHLHX
HSB (OUT)
DQ (DATA OUT)
HIGH IMPEDANCE
26
tHLBL
23
tDELAY
DATA VALID
22
tSTORE
24
tRECOVER
HIGH IMPEDANCE
DATA VALID
Document Control #ML0066 Rev 2.0
6
Feb, 2008
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