SST39LF040 데이터 시트보기 (PDF) - Microchip Technology

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SST39LF040

IC FLASH 2MBIT 70NS 32PLCC

Microchip Technology 

1 Mbit / 2 Mbit / 4 Mbit Multi-Purpose Flash

SST39LF010 / SST39LF020 / SST39LF040

SST39VF010 / SST39VF020 / SST39VF040

Data Sheet

ADDRESS AMS-0

CE#

OE#

TCE

TOEH

TOE

TOES

WE#

DQ6

Note:

TWO READ CYCLES

AMS = Most significant address

WITH SAME OUTPUTS

AMS = A16 for SST39LF/VF010, A17 for SST39LF/VF020 and A18 for SST39LF/VF040

1150 F07.0

Figure 8: Toggle Bit Timing Diagram

SIX-BYTE CODE FOR SECTOR-ERASE

TSE

ADDRESS AMS-0

5555

2AAA

5555

5555

2AAA

SAX

CE#

OE#

WE#

TWP

DQ7-0

AA

SW0

55

SW1

80

SW2

AA

SW3

55

SW4

30

SW5

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

interchageable as long as minmum timings are met. (See Table 10)

SAX = Sector Address

AMS = Most significant address

AMS = A16 for SST39LF/VF010, A17 for SST39LF/VF020, and A18 for SST39LF/VF040

Figure 9: WE# Controlled Sector-Erase Timing Diagram

1150 F08.0

©2012 Silicon Storage Technology, Inc.

16

DS25023B

06/13

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