AT45DB321E-CCUF2B-T View Datasheet(PDF) - Unspecified

Part Name

Description

MFG CO.

AT45DB321E-CCUF2B-T

32-Mbit DataFlash (with Extra 1-Mbits), 2.3V Minimum SPI Serial Flash Memory

Unspecified 

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Figure 21-2. Command Sequence for Read/Write Operations for Page Size 512 bytes

(Except Status Register Read, Manufacturer and Device ID Read)

SI (INPUT)

CMD 8-bits 8-bits 8-bits

MSB

XXXX XXXX XXXX XXXX XXXX XXXX

LSB

2 Dummy

Bits

Page Address

(A21 - A9)

Byte/Buffer Address

(A8 - A0/BFA8 - BFA0)

Figure 21-3. Command Sequence for Read/Write Operations for Page Size 528 bytes

(Except Status Register Read, Manufacturer and Device ID Read)

SI (INPUT)

CMD 8-bits 8-bits 8-bits

MSB

XXXX XXXX XXXX XXXX XXXX XXXX

LSB

1 Dummy

Bit

Page Address

(PA12 - PA0)

Byte/Buffer Address

(BA9 - BA0/BFA9 - BFA0)

AT45DB321E 51

8784E–DFLASH–10/2013

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