w49f002u Winbond Electronics Corp America, w49f002u Datasheet - Page 15

• Manufacturer Part Number: w49f002u
• Description: 256k X 8 Cmos Flash Memory
• Manufacturer: Winbond Electronics Corp America

AC Characteristics, continued
Data Polling and Toggle Bit Timing Parameters
TIMING WAVEFORMS
Read Cycle Timing Diagram
OE to Data Polling Output Delay T
CE to Data Polling Output Delay
OE to Toggle Bit Output Delay
CE to Toggle Bit Output Delay
Address A17-0
DQ7-0
PARAMETER
WE
OE
CE
High-Z
V
IH
SYM. W49F002U-70
T
T
T
OEP
CEP
OET
CET
T
CLZ
T
OLZ
T
MIN.
CE
T
T
RC
-
-
-
-
OE
- 15 -
MAX.
35
70
35
70
Data Valid
W49F002U-90 W49F002U-120 UNIT
T
OH
MIN.
-
-
-
-
T
AA
Publication Release Date: April 2000
MAX.
40
90
40
90
Data Valid
MIN.
T
CHZ
-
-
-
-
W49F002U
MAX.
High-Z
T
120
120
OHZ
50
50
Revision A2
nS
nS
nS
nS