MX29LV040 Macronix, MX29LV040 Datasheet - Page 30

• Manufacturer Part Number: MX29LV040
• Description: 4M-Bit CMOS Single Voltage 3V Flash Memory
• Manufacturer: Macronix

AUTOMATIC SECTOR ERASE TIMING WAVEFORM
Sector indicated by A13 to A18 are erased. External
erase verify is not required because data are verified
automatically by internal control circuit. Erasure comple-
tion can be verified by Data# Polling and toggle bit check-
Figure 10. AUTOMATIC SECTOR ERASE TIMING WAVEFORM
P/N:PM0722
Address
WE#
Data
VCC
OE#
CE#
NOTES:
SA=sector address(for Sector Erase), VA=Valid Address for reading status data(see "Write Operation Status").
tVCS
tCS
tGHWL
Erase Command Sequence(last two cycle)
tWC
2AAh
tWP
tDS tDH
55h
tCH
tWPH
Address 0
tAS
Sector
30h
tAH
tBAL
Address 1
Sector
30
30h
ing after automatic erase starts. Device outputs 0 dur-
ing erasure and 1 after erasure on Q7.(Q6 is for toggle
bit; see toggle bit, Data# Polling, timing waveform)
Address n
Sector
30h
MX29LV040
Read Status Data
tWHWH2
VA
Progress Complete
In
REV. 1.3, DEC. 20, 2004
VA