MX26L1620 Macronix International, MX26L1620 Datasheet - Page 30

• Manufacturer Part Number: MX26L1620
• Description: 16M-BIT [1M x 16] CMOS MULTIPLE-TIME-PROGRAMMABLE EPROM
• Manufacturer: Macronix International

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Fig 15. Toggle Bit Algorithm
Note:
1.Read toggle bit twice to determine whether or not it is toggling.
2.Recheck toggle bit because it may stop toggling as Q5 changes to "1".
P/N:PM0827
NO
Complete, Write Reset Command
Program/Erase Operation Not
Read Q7~Q0 Twice
Read Q7~Q0
Read Q7~Q0
Toggle Bit Q6=
Toggle Bit Q6
=Toggle?
Toggle?
START
Q5=1?
YES
YES
YES
30
NO
(Note 1)
(Note 1,2)
Program/Erase Operation Complete
MX26L1620
REV. 0.4, JAN. 31, 2002