MX29F100TTC-70 View Datasheet(PDF) - Macronix International

Part Name

Description

MFG CO.

MX29F100TTC-70

1M-BIT [128Kx8/64Kx16] CMOS FLASH MEMORY

Macronix International 

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SECTOR PROTECTION ALGORITHM FOR SYSTEM WITH 12V

MX29F100T/B

START

Set Up Sector Addr

(A15,A14,A13,A12)

PLSCNT=1

Increment

PLSCNT

No

OE=VID,A9=VID,CE=VIL

A6=VIL

Activate WE Pulse

Time Out 10us

Set WE=VIH, CE=OE=VIL

A9 should remain VID

Read from Sector

Addr=SA, A1=1

No

PLSCNT=32?

Data=01H?

Yes

Device Failed

Yes

.

Protect Another

Yes

Sector?

No

Remove VID from A9

Write Reset Command

Sector Protection

Complete

P/N:PM0548

REV. 1.2, NOV. 12, 2001

35

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