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AL4CS211/AL4CS221/AL4CS231/AL4CS241/AL4CS251
AL4CS211/AL4CS221/AL4CS231/AL4CS241/AL4CS251
December 14, 2001
15
10.4 AC Electrical Characteristics
(VDD = 3.3V, Vss=0V, TAMB = 0 to 70°C)
100Mhz
133Mhz
Symbol
Parameter
Min
Max
Min
Max
Unit
tS
Clock Cycle Frequency
-
100
-
133
MHz
tA
Data Access Time
2
7.5
2
5
ns
tCLK
Clock Cycle Time
10
-
7.5
-
ns
tCLKH
Clock HIGH Time
4.5
-
3.5
-
ns
tCLKL
Clock LOW Time
4.5
-
3.5
-
ns
tDS
Data Setup Time
3
-
2.5
-
ns
tDH
Data Hold Time
0.5
-
0.5
-
ns
tENS
Enable Setup Time
3
-
2.5
-
ns
tENH
Enable Hold Time
0.5
-
0.5
-
ns
tRS
Reset Pulse Width
10
-
7.5
-
ns
tRSS
Reset Setup Time
8
-
6
-
ns
tRSR
Reset Recovery Time
8
-
6
-
ns
tRSF
Reset to Flag and Output Time
-
10
-
9
ns
tOLZ
Output Enable to Output in Low-Z
0
-
0
-
ns
tOE
Output Enable to Output Valid
-
6
-
5
ns
tOHZ
Output Enable to in High-Z
-
6
-
5
ns
tWFF
Write Clock to Full Flag
-
7
-
5
ns
tREF
Read Clock to Empty Flag
-
7
-
5
ns
tAF
Write Clock to Almost-Full Flag
-
7
-
5
ns
tAE
Read Clock to Almost-Empty Flag
-
7
-
5
ns
tSKEW1
Skew time between Read Clock & Write Clock
for /FF & /EF
5
-
3
-
ns
TSKEW2
Skew time between Read Clock & Write Clock
for /PAE and /PAF
10
-
8
-
ns
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