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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15. Command Tables

Table 15-1. Read Commands

Command

Main Memory Page Read

Continuous Array Read (Low Power Mode)

Continuous Array Read (Low Frequency)

Continuous Array Read (High Frequency)

Continuous Array Read (High Frequency)

Continuous Array Read (Legacy Command – Not Recommended for New Designs)

Buffer 1 Read (Low Frequency)

Buffer 2 Read (Low Frequency)

Buffer 1 Read (High Frequency)

Buffer 2 Read (High Frequency)

Table 15-2. Program and Erase Commands

Command

Buffer 1 Write

Buffer 2 Write

Buffer 1 to Main Memory Page Program with Built-In Erase

Buffer 2 to Main Memory Page Program with Built-In Erase

Buffer 1 to Main Memory Page Program without Built-In Erase

Buffer 2 to Main Memory Page Program without Built-In Erase

Main Memory Page Program through Buffer 1 with Built-In Erase

Main Memory Page Program through Buffer 2 with Built-In Erase

Main Memory Byte/Page Program through Buffer 1 without Built-In Erase

Page Erase

Block Erase

Sector Erase

Chip Erase

Program/Erase Suspend

Program/Erase Resume

Opcode

D2h

01h

03h

0Bh

1Bh

E8h

D1h

D3h

D4h

D6h

Opcode

84h

87h

83h

86h

88h

89h

82h

85h

02h

81h

50h

7Ch

C7h + 94h + 80h + 9Ah

B0h

D0h

AT45DB321E 40

8784E–DFLASH–10/2013

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