W27L02 Datasheet, PDF (7/15 Pages) Winbond – 256K X 8 ELECTRIC ALLY ERASABLE EPROM

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