AS6UA5128
ยฎ
Read cycle (over the operating range)3,9
โ55
Parameter
Symbol Min Max
Read cycle time
tRC
55
โ
Address access time
tAA
โ
55
Chip select (CS) access time
tACS
โ
55
Output enable (OE) access time
tOE
โ
25
Output hold from address change tOH
10
โ
CS low to output in low Z
tCLZ
10
โ
CS high to output in high Z
tCHZ
0
20
OE low to output in low Z
tOLZ
5
โ
OE high to output in high Z
tOHZ
0
20
Power up time
tPU
0
โ
Power down time
tPD
โ
55
โ70
Min Max Unit
70
โ
ns
โ
70
ns
โ
70
ns
โ
35
ns
10
โ
ns
10
โ
ns
0
20
ns
5
โ
ns
0
20
ns
0
โ
ns
โS
70
ns
Notes
3
3
5
4, 5
4, 5
4, 5
4, 5
4, 5
S
Key to switching waveforms
Rising input
Falling input
Read waveform 1 (address controlled)3,6,7,9
tRC
Address
tOH
tAA
DOUT
Previous data valid
Data valid
Undefined/donโt care
tOH
Read waveform 2 (CS, OE controlled)3,6,8,9
tRC1
CS
tOE
OE
DOUT
tACE
tOLZ
Data valid
tOHZ
tCHZ
Supply
current
tCLZ
tPU
50%
tPD
ICC
50%
ISB
4
ALLIANCE SEMICONDUCTOR
10/6/00