mx28f1000p Macronix International Co., mx28f1000p Datasheet - Page 18

• Manufacturer Part Number: mx28f1000p
• Description: 1m-bit [128k X 8] Cmos Flash Memory
• Manufacturer: Macronix International Co.

AUTOMATIC CHIP ERASE TIMING 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
P/N: PM0340
A0 ~ A16
Vpp
Q0~Q5
Vcc 5V
WE
OE
12V
CE
Q7
0V
tOES
tVPS
Command #30H
tCEP
Setup auto chip erase/
erase command
tCWC
Command in
Command in
tDS
tCEPH1
tDH
tCEP
tDS
Command in
Command in
Command #30H
18
tCESP tCES
erase starts. Device outputs 0 during erasure and 1 after
erasure on Q7. Q0 to Q5 (Q6 is for toggle bit; see toggle
bit, DATA polling, timing waveform) are in high imped-
ance.
tDH
Auto chip erase & DATA polling
tAETC
tDPA
DATA polling
MX28F1000P
tCESC
tVPH
tDF
REV. 1.6, JAN. 19, 1999