AS7C31026B
®
Read cycle (over the operating range)3,9
-10
-12
-15
-20
Parameter
Read cycle time
Symbol Min Max Min Max Min Max Min Max Unit Notes
t
10
–
–
–
3
3
–
0
–
0
–
–
0
–
–
10
10
5
12
–
–
–
3
3
–
0
–
0
–
–
0
–
–
12
12
6
15
–
–
–
3
3
–
0
–
0
–
–
0
–
–
15
15
7
20
–
–
–
3
3
–
0
–
0
–
–
0
–
20
20
8
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
RC
AA
Address access time
t
3
3
Chip enable (CE) access time
Output enable (OE) access time
Output hold from address change
CE low to output in low Z
CE high to output in high Z
OE low to output in low Z
Byte select access time
Byte select Low to low Z
Byte select High to high Z
OE high to output in high Z
Power up time
t
ACE
t
OE
OH
t
–
–
–
–
5
t
–
–
–
–
4, 5
4, 5
4, 5
CLZ
CHZ
t
3
3
4
5
t
–
–
–
–
OLZ
t
5
6
7
8
BA
t
–
–
–
–
4, 5
4, 5
4, 5
4, 5
4, 5
BLZ
BHZ
OHZ
t
5
6
6
8
t
5
6
7
8
t
t
–
–
–
–
PU
PD
Power down time
10
12
15
20
Key to switching waveforms
Rising input
Falling input
Undefined output/don’t care
Read waveform 1 (address controlled)3,6,7,9
t
RC
Address
t
AA
t
t
OH
OH
Data
Previous data valid
Data valid
OUT
3/26/04, v 1.3
Alliance Semiconductor
P. 4 of 10
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
