STK10C68-P30 Ver la hoja de datos (PDF) - Simtek Corporation
Número de pieza
componentes Descripción
Fabricante
STK10C68-P30 Datasheet PDF : 10 Pages
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STK10C68
WRITE CYCLES #1 & #2; G high
SYMBOLS
NO.
#1
#2
Alt.
PARAMETER
STK10C68-25
MIN MAX
12 tAVAV
13 tWLWH
14 tELWH
15 tDVWH
16 tWHDX
17 tAVWH
18 tAVWL
19 tWHAX
tAVAV
tWLEH
tELEH
tDVEH
tEHDX
tAVEH
tAVEL
tEHAX
tWC Write Cycle Time
25
tWP Write Pulse Width
20
tCW Chip Enable to End of Write
20
tDW Data Set-up to End of Write
12
tDH Data Hold After End of Write
0
tAW Address Set-up to End of Write
20
tAS Address Set-up to Start of Write
0
tWR Address Hold After End of Write
0
STK10C68-30
MIN MAX
30
25
25
15
0
25
0
0
(VCC = 5.0V ± 10%)
STK10C68-35
MIN MAX
STK10C68-45
MIN MAX
UNITS
35
45
ns
30
35
ns
30
35
ns
18
20
ns
0
0
ns
30
35
ns
0
0
ns
0
0
ns
WRITE CYCLES #1 & #2; G low
SYMBOLS
NO.
#1
#2
Alt.
PARAMETER
STK10C68-25
MIN MAX
12 tAVAV
tAVAV
tWC Write Cycle Time
45
13 tWLWH
tWLEH
tWP Write Pulse Width
35
14 tELWH
tELEH
tCW Chip Enable to End of Write
35
15 tDVWH
tDVEH
tDW Data Set-up to End of Write
30
16 tWHDX
tEHDX
tDH Data Hold After End of Write
0
17 tAVWH
tAVEH tAW Address Set-up to End of Write
35
18 tAVWL
tAVEL
tAS Address Set-up to Start of Write
0
19 tWHAX
tEHAX
tWR Address Hold After End of Write
0
20 tWLQZi,m
tWZ Write Enable to Output Disable
35
21 tWHQX
tOW Output Active After End of Write
5
STK10C68-30
MIN MAX
45
35
35
30
0
35
0
0
35
5
(VCC = 5.0V ± 10%)
STK10C68-35
MIN MAX
STK10C68-45
MIN MAX
UNITS
45
45
ns
35
35
ns
35
35
ns
30
30
ns
0
0
ns
35
35
ns
0
0
ns
0
0
ns
35
35
ns
5
5
ns
Note f: NE must be ≥ VIH during entire cycle.
Note i: Measured + 200mV from steady state output voltage.
Note k: E or W must be ≥ VIH during address transitions.
Note m: If W is low when E goes low, the outputs remain in the high impedance state.
4-4
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