AT45DB321B-TI View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

AT45DB321B-TI

32-megabit 2.7-volt Only DataFlash®

Atmel Corporation 

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AT45DB321B

Detailed Bit-level Read Timing – Inactive Clock Polarity High (Continued)

Buffer Read (Opcode: 54H or 56H)

CS

SCK

SI

SO

1

2

3

4

5

37

38

39

40

41

42

43

44

tSU

COMMAND OPCODE

0

1

0

1

0

X

X

X

X

X

HIGH-IMPEDANCE

tV

DATA OUT

D7 D6 D5 D4

MSB

Status Register Read (Opcode: 57H)

CS

SCK

SI

SO

1

2

3

4

5

6

7

8

9

10 11 12

17 18

tSU

COMMAND OPCODE

0

1

0

1

0

1

1

1

HIGH-IMPEDANCE

tV

STATUS REGISTER OUTPUT

D7 D6 D5 D4

MSB

D0 D7 D6

LSB MSB

21

2223E–DFLASH–11//03

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