AS6VA5128
Read cycle (over the operating range)3,9
Parameter
Read cycle time
Address access time
Chip select (CS) access time
Output enable (OE) access time
Output hold from address change
CS low to output in low Z
CS high to output in high Z
OE low to output in low Z
OE high to output in high Z
Power up time
Power down time
Symbol
tRC
tAA
tACS
tOE
tOH
tCLZ
tCHZ
tOLZ
tOHZ
tPU
tPD
®
Min
55
–
–
–
10
10
0
5
0
0
–
Max
Unit
Notes
–
ns
55
ns
3
55
ns
3
25
ns
–
ns
5
–
ns
4, 5
20
ns
4, 5
–
ns
4, 5
20
ns
4, 5
–
ns
4, 5
55
ns
4, 5
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/don’t 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