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W27L02Q-90 Datasheet(PDF) 7 Page - Winbond

Part # W27L02Q-90
Description  256K X 8 ELECTRIC ALLY ERASABLE EPROM
Download  15 Pages
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W27L02Q-90 Datasheet(HTML) 7 Page - Winbond

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W27L02
Publication Release Date: February 20, 2003
- 7 -
Revision A3
Electrical Chericteristics, continued
Read Operation AC Characteristics
(VDD = 3.3V
±10%, TA = 0 to 70° C)
W27L02-70
W27L02-90
PARAMETER
SYM.
MIN.
MAX.
MIN.
MAX.
UNIT
Read Cycle Time
TRC
70
-
90
-
nS
Chip Enable Access Time
TCE
-
70
-
90
nS
Address Access Time
TACC
-
70
-
90
nS
Output Enable Access Time
TOE
-
30
-
40
nS
#OE High to High-Z Output
TDF
-
25
-
25
nS
Output Hold from Address Change
TOH
0
-
0
-
nS
Note: VDD must be applied simultaneously or before VPP and removed simultaneously or after VPP.
AC Programming/Erase Characteristics
(VDD = 3.3V
±10%, TA = 25° C )
LIMITS
PARAMETER
SYM.
MIN.
TYP.
MAX.
UNIT
VPP Setup Time
TVPS
2.0
-
-
µS
Address Setup Time
TAS
2.0
-
-
µS
Data Setup Time
TDS
2.0
-
-
µS
#PGM Program Pulse Width
TPWP
95
100
105
µS
#PGM Erase Pulse Width
TPWE
95
100
105
mS
Data Hold Time
TDH
2.0
-
-
µS
#OE Setup Time
TOES
2.0
-
-
µS
Data Valid from #OE
TOEV
-
-
150
nS
#OE High to Output High Z
TDFP
0
-
130
nS
Address Hold Time after #PGM High
TAH
0
-
-
µS
Address Hold Time (Erase)
TAHE
2.0
-
-
µS
#CE Setup Time
TCES
2.0
-
-
µS
Note: VDD must be applied simultaneously or before VPP and removed simultaneously or after VPP.


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