AT45DB642 datasheet(13/37 Pages) ATMEL

13 / 37 page

AT45DB642

1638F–DFLSH–09/02

Note:

P = Page Address Bit

B = Byte/Buffer Address Bit

x= Don’tCare

* 4 Bytes for Serial Interface

60 Bytes for Parallel Interface

Table 4. Detailed Bit-level Addressing Sequence

Opcode

Address Byte

Additional

Don’t Care

Bytes

Required

50H

0 1010000 PPPPPPPPPP

xxx

xxxxxxxxxxx

N/A

52H

0 1010010 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

53H

0 1010011 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

54H

0 1010100 xxxxxxxxxxxxx

BBBBBBBBBBB

1Byte

55H

0 1010101 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

56H

0 1010110 xxxxxxxxxxxxx

BBBBBBBBBBB

1Byte

57H

0 1010111

N/A

58H

0 1011000 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

59H

0 1011001 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

60H

0 1100000 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

61H

0 1100001 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

68H

0 1101000 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

69H

0 1101001 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

81H

1 0000001 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

82H

1 0000010 PPPPPPPPPPPPP

BBBBBBBBBBB

N/A

83H

1 0000011 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

84H

1 0000100 xxxxxxxxxxxxx

BBBBBBBBBBB

N/A

85H

1 0000101 PPPPPPPPPPPPP

BBBBBBBBBBB

N/A

86H

1 0000110 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

87H

1 0000111 xxxxxxxxxxxxx

BBBBBBBBBBB

N/A

88H

1 0001000 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

89H

1 0001001 PPPPPPPPPPPPP

xxxxxxxxxxx

N/A

D2H

1 1010010 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

D4H

1 1010100 xxxxxxxxxxxxx

BBBBBBBBBBB

1Byte

D6H

1 1010110 xxxxxxxxxxxxx

BBBBBBBBBBB

1Byte

D7H

1 1010111

N/A

E8H

1 1101000 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

E9H

1 1101001 PPPPPPPPPPPPP

BBBBBBBBBBB

4or 60

Bytes*

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