AM29F040B-120EF View Datasheet(PDF) - Spansion Inc.

Part Name

Description

Manufacturer

AM29F040B-120EF

4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only/ Uniform Sector Flash Memory

Spansion Inc. 

DATA SHEET

Table 5. Write Operation Status

Operation

Standard Embedded Program Algorithm

Mode Embedded Erase Algorithm

Erase

Suspend

Mode

Reading within Erase

Suspended Sector

Reading within Non-Erase

Suspended Sector

Erase-Suspend-Program

DQ7

(Note 1)

DQ7#

0

1

Data

DQ7#

DQ6

Toggle

Toggle

No toggle

Data

Toggle

DQ5

(Note 2)

0

0

0

Data

0

DQ3

N/A

1

N/A

Data

N/A

DQ2

(Note 1)

No toggle

Toggle

Toggle

Data

N/A

Notes:

1. DQ7 and DQ2 require a valid address when reading status information. Refer to the appropriate subsection for further details.

2. DQ5 switches to ‘1’ when an Embedded Program or Embedded Erase operation has exceeded the maximum timing limits.

See “DQ5: Exceeded Timing Limits” for more information.

March 3, 2009 21445E6

Am29F040B

17

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