25AA320/25LC320/25C320
FIGURE 3-1:
CS
0
SCK
Instruction
SI
0
0
0
0
0
0
1
16-bit Address
1
15 14 13 12
2
1
0
Data Out
7
6
5
4
3
2
1
0
1
2
3
4
5
6
7
8
9 10 11
21 22 23 24 25 26 27 28 29 30 31
READ SEQUENCE
High-Impedance
SO
FIGURE 3-2:
CS
BYTE WRITE SEQUENCE
Twc
0
SCK
Instruction
SI
0
0
0
0
0
0
1
16-bit Address
0
15 14 13 12
2
1
0
7
6
Data Byte
5
4
3
2
1
0
1
2
3
4
5
6
7
8
9 10 11
21 22 23 24 25 26 27 28 29 30 31
High-Impedance
SO
FIGURE 3-3:
CS
0
SCK
1
PAGE WRITE SEQUENCE
2
3
4
5
6
7
8
9 10 11
21 22 23 24 25 26 27 28 29 30 31
Instruction
SI
0
0
0
0
0
0 1
16-bit Address
0
15 14 13 12
2
1
0
7
6
Data Byte 1
5
4
3
2
1
0
CS
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
SCK
Data Byte 2
SI
7
6
5
4
3
2
1
0
7
6
Data Byte 3
5
4
3
2
1
0
7
Data Byte n (32 max)
6
5
4
3
2
1
0
DS21227F-page 8
©
2008 Microchip Technology Inc.
MICROCHIP [ MICROCHIP TECHNOLOGY ]
