W49F201S-45B WINBOND [Winbond], W49F201S-45B Datasheet - Page 17

• Manufacturer Part Number: W49F201S-45B
• Description: 128K X 16 CMOS FLASH MEMORY
• Manufacturer: WINBOND [Winbond]

Timing Waveforms, continued
Program Cycle Timing Diagram
CE
Controlled Command Write Cycle Timing Diagram
Address A16-0
DQ15-0
WE
OE
CE
Address A16-0
*
*
DQ15-0
*Note: It is not allowed to assert read operation(CE# &OE# are both active) during the
WE
CE
OE
command sequence. If read command is asserted during the command
sequence, then the device will return to read mode(abort write).
5555
Word 0
T
WP
High Z
AA
T
WPH
2AAA
Word 1
T
T
AS
OES
55
- 17 -
5555
Word 2
Word Program Cycle
T
AH
A0
T
CP
Address
Data Valid
Word 3
Preliminary W49F201
T
DS
Data-In
Publication Release Date: June 1999
T
T
OEH
DH
Internal Write Start
T
CPH
T
BP
Revision A1