SST31LF021E-300-4E-WH(2001) Просмотр технического описания (PDF) - Silicon Storage Technology

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производитель

SST31LF021E-300-4E-WH
(Rev.:2001)

2 Mbit Flash + 1 Mbit SRAM ComboMemory

Silicon Storage Technology 

2 Mbit Flash + 1 Mbit SRAM ComboMemory

SST31LF021 / SST31LF021E

Data Sheet

ADDRESS A14-0

BES#

BEF#

OE#

WE#

DQ7-0

THREE-BYTE SEQUENCE FOR

SOFTWARE ID EXIT AND RESET

5555

2AAA 5555

TWP

SW0

AA

T WHP

SW1

SW2

55

F0

FIGURE 12: FLASH SOFTWARE ID EXIT AND RESET

TIDA

392 ILL F10.0

ADDRESS A17-0

BEj#

TBS

BEj1#

WE#

OE#

DQ7-0

Note: j = F or S

j1 = S or F

FIGURE 13: TIMING DIAGRAM FOR ALTERNATING BETWEEN FLASH/SRAM AND SRAM/FLASH

392 ILL F20.0

©2001 Silicon Storage Technology, Inc.

16

S71137-03-000 10/01 392

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