LE28C1001M Ver la hoja de datos (PDF) - SANYO -> Panasonic

Número de pieza

componentes Descripción

Fabricante

LE28C1001M

1MEG (131072 words ×8 bits) Flash Memory

SANYO -> Panasonic 

Function Logic

Read

Write

Standby

Mode

Write inhibit

Software chip erase (5 V, single voltage)

Product identification

LE28C1001M, T-90/12/15

CE

OE

WE

A16 to A0

DQ7 to DQ0

VIL

VIL

VIH AIN

VIL

VIH

VIL AIN

VIH

X

XX

X

VIL

XX

X

X

VIH X

VIL

VIH

VIL AIN

DOUT

DIN

High-Z

High-Z/DOUT

High-Z/DOUT

DIN

A16 to A10 = VIL, A8 to A1 = VIL, Manufacturer code (BF)

VIL

VIL

VIH A9 = 12 V, A0 = VIL

A16 to A10 = VIL, A8 to A1 = VIL, Device code (07)

A9 = 12 V, A0 = VIH

Software Data Protection Command

Byte sequence

Set protection

Address

Data

Write 0

5555

AA

Write 1

2AAA

55

Write 2

5555

A0

Write 3

Write 4

Write 5

Note: Address format A14 to A0 (hex.)

Reset protection

Address

Data

5555

AA

2AAA

55

5555

80

5555

AA

2AAA

55

5555

20

Software Chip Erase Command (5 V single-voltage power supply)

Byte sequence

Address

Write 0

5555

Write 1

2AAA

Write 2

5555

Write 3

5555

Write 4

2AAA

Write 5

5555

Note: Address format A14 to A0 (hex.)

Data

AA

55

80

AA

55

10

Software Product ID Entry Command and Exit Command Codes

Byte sequence

Write 0

Write 1

Write 2

Write 3

Write 4

Write 5

Protect ID Entry

Address

Data

5555

AA

2AAA

55

5555

80

5555

AA

2AAA

55

5555

60

Protect ID Exit

Address

Data

5555

AA

2AAA

55

5555

F0

Notes on software Product ID Command Code:

1. Command Code Address format: A14 to A0 (hex.)

2. With A14 to A1 = VIL,

Manufacturer Code is read with A0 = VIL to be BFH

LE28C1001M, T series Device Code is read with A0 = VIH to be 07H

3. The device does not remain in Software Product ID Mode if powered down.

4. A16 and A15 are VIH or VIL.

No. 5129-3/14

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