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Am29PL320D

June 13, 2005

AC CHARACTERISTICS

Notes:

1. SA = sector address (for Sector Erase), VA = Valid Address for reading status data (see “Write Operation Status”).

2. Illustration shows device in word mode.

Figure 18.

AC Waveforms for Chip/Sector Erase Operations

Note: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data

read cycle

Figure 19.

Data# Polling Timings (During Embedded Algorithms)

OE#

CE#

Addresses

WE#

Data

2AAh

SA

555h for chip erase

10 for Chip Erase

30h

55h

In

Progress

Complete

VA

VA

Erase Command Sequence (last two cycles)

Read Status Data

WE#

CE#

OE#

High Z

High Z

DQ7

DQ6–DQ0

Complement

True

Addresses

VA

VA

VA

Status Data

Complement

Status Data

True

Valid Data

Valid Data