23A640-E/P MICROCHIP [Microchip Technology], 23A640-E/P Datasheet - Page 9

• Manufacturer Part Number: 23A640-E/P
• Description: 64K SPI Bus Low-Power Serial SRAM
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 2-5:
© 2009 Microchip Technology Inc.
SCK
SCK
CS
CS
SI
CS
SCK
SI
SO
SO
SI
SO
0
0
7
1
0
7
Page X+1, Word 31
0
6
Instruction
2
6
Page X, Word 31
SEQUENTIAL READ SEQUENCE
5
3
0
5
0
4
4
4
3
5
0
3
1
2
6
2
1
1
7
1
15 14 13 12
0
8
0
7
9 10 11
7
16-bit Address
6
Page X+n, Word 1
6
Page X+1, Word 0
5
5
4
4
3
3
21 22 23 24 25 26 27 28 29 30 31
2
2
2
1
1
1
0
0
0
23A640/23K640
7
7
7
Page X+n, Word 31
6
6
6
Page X, Word Y
Page X+1, Word 1
5
5
5
4
4
4
3
3
3
2
2
2
1
1
DS22126C-page 9
1
0
0
0