AT45DB321D_09 datasheet(39/57 Pages) ATMEL

Part #	AT45DB321D

Description	32-megabit 2.7-volt DataFlash

PDF	57 Pages

Scroll/Zoom	100%

Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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39 / 57 page

3597N–DFLASH–04/09

AT45DB321D

21.6 Reset Timing

Note:

The CS signal should be in the high state before the RESET signal is deasserted.

21.7 Command Sequence for Read/Write Operations for Page Size 512 Bytes (Except Status

21.8 Command Sequence for Read/Write Operations for Page Size 528 Bytes (Except Status

SCK

RESET

SO (OUTPUT)

HIGH IMPEDANCE

SI (INPUT)

tRST

tREC

tCSS

SI (INPUT)

CMD

8 bits

Page Address

(A21 - A9)

X X

X X X X X

X X X X X X X X X

LSB

X X X X X X X X

Byte/Buffer Address

(A8 - A0/BFA8 - BFA0)

MSB

Don’t Care

Bits

Page Address

(PA12 - PA0)

Byte/Buffer Address

(BA9 - BA0/BFA9 - BFA0)

SI (INPUT)

CMD

8 bits

X X X XX X X X

X X X X

LSB

X X X X X X X X

MSB

1 Don’t Care

Bit

X X X X

AT45DB321D Datasheet(PDF) 39 Page - ATMEL Corporation

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