AT45DB321-TI View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

AT45DB321-TI

32-megabit 2.7-volt Only Serial DataFlash®

Atmel Corporation 

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AT45DB321

Detailed Bit-level Read Timing – Inactive Clock Polarity Low

Main Memory Page Read

CS

SCK

tSU

SI

SO

Buffer Read

CS

1

2

3

4

5

60 61 62 63 64 65 66 67

COMMAND OPCODE

0

1

0

1

0

X

X

X

X

X

tV

HIGH-IMPEDANCE

DATA OUT

D7 D6 D5

MSB

SCK

1

2

3

4

5

36 37 38 39 40 41 42 43

tSU

SI

SO

COMMAND OPCODE

0

1

0

1

0

X

X

X

X

X

tV

HIGH-IMPEDANCE

Status Register Read

CS

DATA OUT

D7 D6 D5

MSB

SCK

tSU

SI

SO

1

2

3

4

5

6

7

8

9

10 11 12

16 17

COMMAND OPCODE

0

1

0

1

0

1

1

1

tV

HIGH-IMPEDANCE

STATUS REGISTER OUTPUT

D7 D6 D5

MSB

D1 D0 D7

LSB MSB

13

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