AS7C1024
AS7C31024
®
Read cycle (over the operating range)3,9,12
-10
-12
-15
-20
Parameter
Read cycle time
Symbol Min Max Min Max Min Max Min Max
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
t
10
–
–
–
–
2
3
3
–
–
0
–
0
–
–
10
10
10
3
12
–
–
–
–
3
3
3
–
–
0
–
0
–
–
12
12
12
3
15
–
–
–
–
3
3
3
–
–
0
–
0
–
–
15
15
15
4
20
–
–
–
–
3
3
3
–
–
0
–
0
–
–
20
20
20
5
RC
AA
Address access time
t
3
Chip enable (CE1) access time
Chip enable (CE2) access time
Output enable (OE) access time
Output hold from address change
CE1 Low to output in low Z
CE2 High to output in low Z
CE1 Low to output in high Z
CE2 Low to output in high Z
OE Low to output in low Z
OE High to output in high Z
Power up time
t
t
3, 12
3, 12
ACE1
ACE2
t
OE
t
–
–
–
–
5
OH
t
t
–
–
–
–
4, 5, 12
4, 5, 12
4, 5, 12
4, 5, 12
4, 5
CLZ1
CLZ2
CHZ1
CHZ2
–
–
–
–
t
t
3
3
4
5
3
3
4
5
t
–
–
–
–
OLZ
t
3
3
4
5
4, 5
OHZ
t
t
–
–
–
–
4, 5, 12
4, 5, 12
PU
PD
Power down time
10
12
15
20
Key to switching waveforms
Rising input
Falling input
Undefined / don’t care
Read waveform 1 (address controlled)3,6,7,9,12
tRC
Address
tAA
tOH
DOUT
Data valid
Read waveform 2 (CE1, CE2, and OE controlled)3,6,8,9,12
tRC1
CE1
CE2
OE
tOE
tOLZ
tOHZ
tCHZ1, tCHZ2
tACE1
,
tACE2
DOUT
Data valid
tCLZ1, tCLZ2
tPU
tPD
ICC
ISB
Current
supply
50%
50%
4
ALLIANCE SEMICONDUCTOR
10/18/00
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
