W49F201S-55 Просмотр технического описания (PDF) - Winbond

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W49F201S-55

128K x 16 CMOS FLASH MEMORY

Winbond 

Preliminary W49F201

Timing Waveforms, continued

Sector Erase Timing Diagram

Address A16-0

DQ15-0

CE

5555

Six-word code for 5V-only software

Main Memory Erase

2AAA

5555

5555

2AAA

SA

XXAA

XX55

XX80

XXAA

XX55

XX30

OE

TWP

TEC

WE

TWPH

SW0

SW1

SW2

SW3

SW4

SW5 Internal Erase starts

*Note: It is not allowed to assert read operation(CE# &OE# are both active) during the

command sequence. If read command is asserted during the 4-word command

sequence, then the device will return to read mode(abort write).

SA = Sector Address

Reset Timing Diagram

CE

OE

RESET

TRH

TRP

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