IMX29F002 Macronix International, IMX29F002 Datasheet - Page 27

• Manufacturer Part Number: IMX29F002
• Description: 2M-BIT [256K x 8] CMOS FLASH MEMORY
• Manufacturer: Macronix International

AUTOMATIC CHIPE RASETIMING WAVEFORM
All data in chip are erased. External erase verify is not
required because data is erased automatically by internal
control circuit. Erasure completion can be verified by
DATA polling and toggle bit checking after automatic erase
AUTOMATIC CHIP ERASE TIMING WAVEFORM
P/N: PM0547
Q4(Note 1)
A11~A17
A0~A10
Vcc 5V
Q0,Q1,
WE
OE
CE
Q7
tAS
555H
tAH
Command #AAH
Notes:
(1). Q6:Toggle bit, Q5:Timing-limit bit, Q3: Time-out bit, Q2: Toggle bit
tCEP
(Q0~Q7)
tDS tDH
Command In
Command In
2AAH
Command #55H
Command In
Command In
Command #80H
555H
Command In
Command In
Command #AAH
27
Command In
Command In
555H
starts. Device outputs 0 during erasure and 1 after erasure
on Q7.(Q6 is for toggle bit; see toggle bit, DATA polling,
timing waveform)
tCWC
tCEPH1
MX29F002/002N
Command #55H
2AAH
Command In
Command In
Command #10H
555H
Command In
Command In
tAETC
DATA polling
REV. 1.1, JUN. 14, 2001