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X28C512 Datasheet, PDF (12/25 Pages) Xicor Inc. – 5 Volt, Byte Alterable E2PROM
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X28C512/X28C513
A.C. CHARACTERISTICS (Over the recommended operating conditions, unless otherwise specified.)
Read Cycle Limits
X28C512-90 X28C512-12 X28C512-15 X28C512-20 X28C512-25
X28C513-90 X28C513-12 X28C513-15 X28C513-20 X28C513-25
Symbol
Parameter
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Units
tRC Read Cycle Time
90
tCE Chip Enable Access Time
tAA Address Access Time
tOE Output Enable Access Time
tLZ(3) CE LOW to Active Output
0
tOLZ(3) OE LOW to Active Output 0
tHZ(3) CE HIGH to High Z Output
tOHZ(3) OE HIGH to High Z Output
tOH Output Hold from
0
Address Change
120
150
200
250
ns
90
120
150
200
250 ns
90
120
150
200
250 ns
40
50
50
50
50 ns
0
0
0
0
ns
0
0
0
0
ns
40
50
50
50
50 ns
40
50
50
50
50 ns
0
0
0
0
ns
3856 PGM T09.4
Read Cycle
ADDRESS
CE
OE
VIH
WE
DATA I/O
HIGH Z
tRC
tCE
tOE
tOLZ
tLZ
tOH
DATA VALID
tAA
tHZ
DATA VALID
tOHZ
3856 FHD F16
Notes: (3) tLZ min., tHZ, tOLZ min., and tOHZ are periodically sampled and not 100% tested. tHZ max. and tOHZ max. are measured, with
CL = 5pF from the point when CE or OE return HIGH (whichever occurs first) to the time when the outputs are no longer driven.
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