A29040-90 Ver la hoja de datos (PDF) - AMIC Technology

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A29040-90

512K X 8 Bit CMOS 5.0 Volt-only, Uniform Sector Flash Memory

AMIC Technology 

Timing Waveforms for I/O2 vs. I/O6

A29040 Series

Enter

Embedded

Erasing

Erase

Suspend

Enter Erase

Suspend Program

Erase

Resume

WE

Erase

Erase Suspend

Read

Erase

Suspend

Program

Erase Suspend

Read

Erase

I/O6

Erase

Complete

I/O2

I/O2 and I/O6 toggle with OE and CE

Note : Both I/O6 and I/O2 toggle with OE or CE. See the text on I/O6 and I/O2 in the section "Write Operation Statue" for

more information.

AC Characteristics

Erase and Program Operations

Alternate CE Controlled Writes

Parameter Symbols

Description

JEDEC

tAVAV

tAVEL

tELAX

tDVEH

tEHDX

tGHEL

tWLEL

tEHWH

tELEH

tEHEL

tWHWH1

tWHWH2

Std

-55 -70

tWC

Write Cycle Time (Note 1)

Min. 55

70

tAS

Address Setup Time

Min.

tAH

Address Hold Time

Min. 40

45

tDS

Data Setup Time

Min. 25

30

tDH

Data Hold Time

Min.

tGHEL Read Recover Time Before Write Min.

tWS

WE Setup Time

Min.

tWH

WE Hold Time

Min.

tCP

Write Pulse Width

Min. 30

35

tCPH Write Pulse Width High

Min. 20

20

tWHWH1

Byte Programming Operation

(Note 2)

Typ.

tWHWH2

Sector Erase Operation

(Note 2)

Typ.

Notes:

3. Not 100% tested.

4. See the "Erase and Programming Performance" section for more information.

Speed

-90 -120

90 120

0

45

50

45

50

0

0

0

0

45

50

20

20

7

1

-150

150

50

50

50

20

Unit

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

µs

sec

PRELIMINARY (August, 2001, Version 0.5)

23

AMIC Technology, Inc.

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