w29c020-12b Winbond Electronics Corp America, w29c020-12b Datasheet - Page 13

• Manufacturer Part Number: w29c020-12b
• Description: 256k X 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

AC Characteristics, continued
DA TA Polling Characteristics
Notes:
Toggle Bit Characteristics
Notes:
TIMING WAVEFORMS
Read Cycle Timing Diagram
Data Hold Time
Write Recovery Time
Data Hold Time
Write Recovery Time
OE Hold Time
OE to Output Delay
OE Hold Time
OE to Output Delay
OE High Pulse
(1) These parameters are characterized and not 100% tested.
(2) See T
(1) These parameters are characterized and not 100% tested.
(2) See T
Address A17-0
OE
OE
DQ7-0
PARAMETER
PARAMETER
WE
spec in A.C. Read Cycle Timing Parameters
spec in A.C. Read Cycle Timing Parameters
CE
OE
(2)
(2)
High-Z
V
IH
(1)
(1)
SYMBOL
SYMBOL
T
T
T
T
T
T
T
T
T
DH
OEH
OE
WR
DH
OEH
OE
OEHP
WR
T
CE
T
T
RC
OE
.
.
- 13 -
Data Valid
MIN.
MIN.
150
10
10
10
10
0
0
-
-
T
OH
T
Publication Release Date: February 1998
AA
TYP.
TYP.
-
-
-
-
-
-
-
-
-
Data Valid
T
CHZ
MAX.
MAX.
-
-
-
-
-
-
-
-
-
W29C020
T
OHZ
High-Z
Revision A3
UNIT
UNIT
nS
nS
nS
nS
nS
nS
nS
nS
nS