AT45DB321C-CU(2006) View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

AT45DB321C-CU
(Rev.:2006)

32-megabit 2.7 volt DataFlash®

Atmel Corporation 

15.5.2 Main Memory Page Read (Opcode: D2H)

CS

SCK

SI

SO

1

2

3

4

5

61 62 63 64 65 66 67 68

tSU

COMMAND OPCODE

1

1

0

1

0

X

X

X

X

X

HIGH IMPEDANCE

tV

DATA OUT

D7 D6 D5 D4

MSB

15.5.3 Buffer Read (Opcode: D4H or D6H)

CS

SCK

SI

SO

1

2

3

4

5

37 38 39 40 41 42 43 44

tSU

COMMAND OPCODE

1

1

0

1

0

X

X

X

X

X

HIGH IMPEDANCE

tV

DATA OUT

D7 D6 D5 D4

MSB

15.5.4

CS

Status Register Read (Opcode: D7H)

SCK

SI

SO

1

2

3

4

5

6

7

8

9

10 11 12

17 18

tSU

COMMAND OPCODE

1

1

0

1

0

1

1

1

HIGH IMPEDANCE

tV

tV

STATUS REGISTER OUTPUT

D7 D6 D5 D4

MSB

D0 D7 D6

LSB MSB

DON’T CARE BYTE FOR

FREQ. OVER 25 MHz

30 AT45DB321C

3387L–DFLASH–6/06

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