A27020A Series
Read Mode AC Characteristics (Ta = 0°C to 70°C, VCC = 5V ± 10%, VPP = VCC)
55ns
70ns
Unit
Symbol
Parameter
Min.
Max.
Min.
70
Max.
tCYC
tAA
tCE
Cycle Time
55
ns
ns
ns
ns
ns
Address Access Time
55
55
30
70
70
35
Chip Enable Access Time
Output Enable Access Time
tOE
tOH
0
0
Output Hold after Address, CE or OE , whichever
Occurred First
tHZ
Output High Z Delay
20
20
ns
Read Mode Switching Waveforms
t
CYC
ADDRESS
Address Valid
CE
OE
t
CE
t
HZ
t
OE
t
OH
t
AA
High-Z
Valid
Output
OUTPUT
PRELIMINARY (June, 2005, Version 0.1)
5
AMIC Technology, Corp.