w49v002a Winbond Electronics Corp America, w49v002a Datasheet - Page 17

• Manufacturer Part Number: w49v002a
• Description: 256k X 8 Cmos Flash Memory With Lpc Interface
• Manufacturer: Winbond Electronics Corp America

TIMING WAVEFORMS FOR PROGRAMMER INTERFACE MODE
Read Cycle Timing Diagram
Write Cycle Timing Diagram
#RESET
DQ[7:0]
A[10:0]
#WE
R/
#OE
#C
#RESET
A[10:0]
DQ[7:0]
R/
#WE
#OE
#C
High-Z
V
IH
T
RST
T
RST
T
Column Address
AS
Column Address
T
AS
T
AH
T
AH
T
AS
Row Address
T
Row Address
T
AS
RC
T
WP
- 17 -
T
T
AH
T
CWH
T
AH
Data Valid
DS
T
OLZ
T
T
AA
T
OE
DH
Preliminary W49V002A
T
T
OEH
WPH
Column Address
Data Valid
Publication Release Date: April 2001
T
OHZ
T
OH
Row Address
High-Z
Revision A1