X5168 INTERSIL [Intersil Corporation], X5168 Datasheet - Page 9

• Manufacturer Part Number: X5168
• Description: CPU Supervisor with 16Kbit SPI EEPROM
• Manufacturer: INTERSIL [Intersil Corporation]

SCK
SCK
CS
CS
SI
SI
32 33 34 35 36 37 38 39
7
SCK
CS
SO
6
SI
0
5
Data Byte 2
1
Instruction
4
9
High Impedance
SCK
2
CS
SO
SI
3
3
0
2
4
1
Instruction
High Impedance
FIGURE 6. READ STATUS REGISTER SEQUENCE
1
FIGURE 7. WRITE ENABLE LATCH SEQUENCE
5
2
0
0
6
3
40 41 42 43 44 45 46 47
7
FIGURE 8. WRITE SEQUENCE
1
7
4
6
2
15 14 13
8
X5168, X5169
5
5
Data Byte 3
3
9
6
4
16 Bit Address
4
10
7
3
MSB
5
8
7
2
20 21 22 23 24 25 26 27 28 29 30 31
6
3
9
6
1
7
2
10 11 12 13 14
5
0
1
Data Out
4
0
3
6
7
2
5
6
Data Byte N
4
1
5
0
3
4
2
Data Byte 1
3
1
2
0
1
0
September 16, 2005
FN8130.1