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W29EE011-15

128K × 8 CMOS FLASH MEMORY

Winbond 

W29EE011

7. TABLE OF OPERATING MODES

7.1 Operating Mode Selection

Operating Range = 0 to 70°C (Ambient Temperature), VDD = 5V ±10%, VSS = 0V, VHH = 12V

MODE

PINS

#CE #OE #WE

ADDRESS

DQ.

Read

VIL VIL VIH

AIN

Dout

Write

VIL VIH VIL

AIN

Din

Standby

VIH

X

X

X

High Z

Write Inhibit

X

VIL X

X

High Z/DOUT

X

X VIH

X

High Z/DOUT

Output Disable

X

VIH X

X

High Z

5-Volt Software Chip

Erase

VIL VIH VIL

AIN

DIN

Product ID

VIL

VIL

VIH

A0 = VIL; A1 − A16 = VIL; Manufacturer Code DA

A9 = VHH

(Hex)

VIL

VIL

VIH

A0 = VIH; A1 − A16 = VIL; Device Code

A9 = VHH

C1 (Hex)

7.2 Command Codes for Software Data Protection

BYTE SEQUENCE

0 Write

1 Write

2 Write

3 Write

4 Write

5 Write

TO ENABLE PROTECTION

ADDRESS

DATA

5555H

AAH

2AAAH

55H

5555H

A0H

-

-

-

-

-

-

TO DISABLE PROTECTION

ADDRESS

DATA

5555H

AAH

2AAAH

55H

5555H

80H

5555H

AAH

2AAAH

55H

5555H

20H

-8-

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