STK14C88-3N45 Ver la hoja de datos (PDF) - Simtek Corporation
Número de pieza
componentes Descripción
Fabricante
STK14C88-3N45 Datasheet PDF : 13 Pages
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STK14C88-3
HARDWARE MODE SELECTION
E
W
HSB
A13 - A0 (hex)
H
X
H
X
MODE
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
(VCC = 3.0V-3.6V)e
SYMBOLS
NO.
Standard
Alternate
PARAMETER
STK14C88-3
MIN MAX
UNITS NOTES
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
10
ms
i, n
1
µs
i, n
700
ns
n, o
15
ns
300
ns
Note n: E and G low and W high for output behavior.
Note o: tRECOVER is only applicable after tSTORE is complete.
HARDWARE STORE CYCLE
25
tHLHX
HSB (IN)
22
tSTORE
24
tRECOVER
HSB (OUT)
DQ (DATA OUT)
HIGH IMPEDANCE
26
tHLBL
23
tDELAY
DATA VALID
HIGH IMPEDANCE
DATA VALID
November 2003
5 Document Control # ML0015 rev 0.3
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