参数资料
型号: 24C040-P
厂商: Microchip Technology Inc.
英文描述: 4K SPI ⑩ Bus Serial EEPROM
中文描述: ⑩4K的的SPI总线串行EEPROM
文件页数: 10/12页
文件大小: 240K
代理商: 24C040-P
25AA040/25LC040/25C040
1997 Microchip Technology Inc.
Preliminary
DS21204A-page 7
FIGURE 3-1:
READ SEQUENCE
FIGURE 3-2:
BYTE WRITE SEQUENCE
FIGURE 3-3:
PAGE WRITE SEQUENCE
SO
SI
SCK
CS
0
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22
1
0
1
A8
0
1
A7
6
5
4
1
A0
7
6
5
4
3
2
1
0
instruction
lower address byte
data out
high impedance
23
3
2
don’t care
SO
SI
SCK
CS
0
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20 21 22
1
0
A8
0
A7
6
5
4
1
A0
7
6
5
4
3
2
1
0
instruction
lower address byte
data byte
high impedance
23
3
2
1
twc
SI
CS
9 10 11
14 15 16 17 18 19 20 21 22 23 24
0
A8
0
1
A7 6
5
4
2
1
0
7
6
5
4
3
2
1
0
instruction
lower address byte
data byte 1
SCK
0
2
3
4
5
6
7
1
8
SI
CS
34 35 36
39 40
7
6
5
4
3
2
1
0
data byte n (16 max)
SCK
25
27 28 29 30
31 32
26
33
7
6
5
4
3
2
1
0
data byte 3
7
6
5
4
3
2
1
0
data byte 2
37 38
3
13
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