MX29F400BTA-12 View Datasheet(PDF) - Macronix International

Part Name

Description

Manufacturer

MX29F400BTA-12

4M-BIT [512Kx8/256Kx16] CMOS FLASH MEMORY

Macronix International 

MX29F400T/B

SECTOR PROTECTION ALGORITHM FOR SYSTEM WITH 12V

No

PLSCNT=32?

Yes

Device Failed

START

Set Up Sector Addr

(A17,A16,A15,A14,A13,A12)

PLSCNT=1

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

Data=01H?

Yes

Protect Another

Yes

Sector?

No

Remove VID from A9

Write Reset Command

Sector Protection

Complete

P/N:PM0439

REV. 1.6, NOV. 12, 2001

32

Share Link: