X28HC64(2006) データシートの表示（PDF） - Intersil
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X28HC64 Datasheet PDF : 17 Pages
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X28HC64
A.C. CHARACTERISTICS (Over the recommended operating conditions unless otherwise specified.)
Read Cycle Limits
Symbol
tRC
tCE
tAA
tOE
tLZ(4)
tOLZ(4)
tHZ(4)
tOHZ(4)
tOH
Parameter
Read cycle time
Chip enable access time
Address access time
Output enable access time
CE LOW to active output
OE LOW to active output
CE HIGH to high Z output
OE HIGH to high Z output
Output hold from address change
X28HC64-70
-55°C to +125°C
Min. Max.
70
70
70
35
0
0
30
30
0
X28HC64-90
-55°C to +125°C
Min. Max.
90
90
90
40
0
0
30
30
0
X28HC64-12
-55°C to +125°C
Min. Max.
120
120
120
50
0
0
30
30
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Read Cycle
tRC
Address
tCE
CE
tOE
OE
VIH
WE
Data I/O
HIGH Z
tOLZ
tLZ
tOH
Data Valid
tAA
tHZ
Data Valid
tOHZ
Note: (4) tLZ min., tHZ, tOLZ min., and tOHZ are periodically sampled and not 100% tested. tHZ max. and tOHZ max. are measured from the point
when CE or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
14
FN8109.1
June 7, 2006
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