SST29SF040-70-4C-NHE View Datasheet(PDF) - Silicon Storage Technology

Part Name

Description

Manufacturer

SST29SF040-70-4C-NHE

2 Mbit / 4 Mbit (x8) Small-Sector Flash

Silicon Storage Technology 

2 Mbit / 4 Mbit Small-Sector Flash

SST29SF020 / SST29SF040

SST29VF020 / SST29VF040

ADDRESS AMS-0

CE#

OE#

WE#

DQ6

TOEH

TCE

TOE

Note: AMS = Most significant address

AMS = A17 for SST29SF/VF020 and A18 for SST29SF/VF040

FIGURE 8: TOGGLE BIT TIMING DIAGRAM

Data Sheet

TOES

TWO READ CYCLES

WITH SAME OUTPUTS

1160 F07.1

SIX-BYTE CODE FOR SECTOR-ERASE

TSE

ADDRESS AMS-0

555

2AA

555

555

2AA

SAX

CE#

OE#

WE#

TWP

DQ7-0

AA

55

80

AA

55

20

SW0

SW1

SW2

SW3

SW4

SW5

1160 F08.1

Note: This device also supports CE# controlled Sector-Erase operation The WE# and CE# signals are interchangeable as

long as minimum timings are met. (See Table 11)

AMS = Most significant address

AMS = A17 for SST29SF/VF020 and A18 for SST29SF/VF040

SAX = Sector Address.

FIGURE 9: WE# Controlled Sector-Erase Timing Diagram

©2005 Silicon Storage Technology, Inc.

13

S71160-13-000

10/06

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