x25021 Intersil Corporation, x25021 Datasheet - Page 7

• Manufacturer Part Number: x25021
• Description: Spi Serial E2prom With Block Locktm Protection
• Manufacturer: Intersil Corporation

X25021
Figure 5. Page Write Operation Sequence
Figure 6. Write Status Register Operation Sequence
SCK
SCK
CS
CS
SI
SI
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
7
6
SCK
0
CS
SO
SI
5
DATA BYTE 2
1
INSTRUCTION
4
2
HIGH IMPEDANCE
3
3
2
0
4
1
1
INSTRUCTION
5
0
2
6
7
3
7
6
4
8
7
5
5
DATA BYTE 3
9
6
4
6
7
BYTE ADDRESS
10 11 12 13 14 15 16 17 18 19 20 21 22 23
5
3
7
4
2
8
7
3
1
6
9
2
10 11 12 13 14 15
0
5
1
DATA BYTE
40 41 42 43 44 45 46 47
7
4
0
6
3
7
6615 ILL F08
5
2
DATA BYTE 4
6
4
1
5
DATA BYTE 1
3
0
4
2
3
1
2
6615 FHD F07
0
1
0