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MX29LA128MB

128M-BIT SINGLE VOLTAGE 3V ONLY BOOT SECTOR FLASH MEMORY

Macronix International 

MX29LA128M T/B

Table 2. AUTOSELECT CODES (High Voltage Method)

A22 A14

A8

A5 A3

Q8 to Q15

Description

CE# OE# WE# to to A9 to A6 to to A1 A0 Word Byte

A15 A10

A7

A4 A2

Mode Mode

Manufacturer ID L L H X X VID X L X L L L 00

X

Cycle 1

L L H 22

X

Cycle 2

L L H X X VID X L X H H L 22

X

Cycle 3

H H H 22

X

Sector Group

Protection

L L H SA X VID X L X L H L X

X

Verification

Secured Silicon

Sector Indicator

Bit (Q7), WP#

L L H X X VID X L X L H H X

X

protects top two

address sector

Secured Silicon

Sector Indicator

Bit (Q7), WP# pro- L L H X X VID X L X L H H X

X

tects bottom two

address sector

Q7 to Q0

C2h

7Eh

11h

00h (bottom boot)

01h (top boot)

01h (protected),

00h (unprotected)

98h

(factory locked),

18h

(not factory locked)

88h

(factory locked),

08h

(not factory locked)

Legend: L = Logic Low = VIL, H = Logic High = VIH, SA = Sector Address, X = Don't care.

P/N:PM1170

REV. 0.04, JUL. 11, 2005

20

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