MX29LV002NCT Macronix International, MX29LV002NCT Datasheet - Page 28

• Manufacturer Part Number: MX29LV002NCT
• Description: 2M-BIT [256K x 8] CMOS SINGLE VOLTAGE 3V ONLY FLASH MEMORY
• Manufacturer: Macronix International

AUTOMATIC CHIP ERASE TIMING WAVEFORM
All data in chip are erased. External erase verification is
not required because data is verified automatically by
internal control circuit. Erasure completion can be veri-
fied by Data# Polling and toggle bit checking after auto-
Figure 8. AUTOMATIC CHIP ERASE TIMING WAVEFORM
P/N:PM1204
Address
RY/BY#
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
MX29LV002C/002NC T/B
55h
tCH
tWPH
tAS
555h
10h
tAH
28
tBUSY
matic erase starts. Device outputs 0 during erasure
and 1 after erasure on Q7. (Q6 is for toggle bit; see toggle
bit, Data# Polling, timing waveform)
Read Status Data
tWHWH2
VA
Progress Complete
In
VA
tRB
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REV. 1.0, JUN. 30, 2005