參數(shù)資料
型號: 25AA640
廠商: Microchip Technology Inc.
英文描述: 64K 1.8V SPI Bus Serial EEPROM(1.8~5.5V,1MHz,64K位,10M擦寫周期,EEPROM)
中文描述: 64K的1.8 SPI總線串行EEPROM(1.8?5.5V之間,1MHz的,64K的位,1000萬擦寫周期和EEPROM)
文件頁數(shù): 7/12頁
文件大?。?/td> 196K
代理商: 25AA640
25AA640/25LC640/25C640
1997 Microchip Technology Inc.
Preliminary
DS21223A-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
21 22 23 24 25 26 27 28 29 30 31
1
0
1
0
0
0
0
0
1
15 14 13 12
2
1
0
7
6
5
4
3
2
1
0
instruction
16 bit address
data out
high impedance
SO
SI
CS
0
0
0
0
0
0
0
1
15 14 13 12
2
1
0
7
6
5
4
3
2
1
0
instruction
16 bit address
data byte
high impedance
Twc
SI
CS
9 10 11
21 22 23 24 25 26 27 28 29 30 31
0
0
0
0
0
0
0
1
15 14 13 12
2
1
0
7
6
5
4
3
2
1
0
instruction
16 bit address
data byte 1
SCK
0
2
3
4
5
6
7
1
8
SI
CS
41 42 43
46 47
7
6
5
4
3
2
1
0
data byte n (32 max)
SCK
32
34 35 36 37 38 39
33
40
7
6
5
4
3
2
1
0
data byte 3
7
6
5
4
3
2
1
0
data byte 2
44 45
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相關代理商/技術參數(shù)
參數(shù)描述
25AA640/25LC640 制造商:未知廠家 制造商全稱:未知廠家 功能描述:25AA640/25LC640
25AA640/S 功能描述:電可擦除可編程只讀存儲器 64k, 8K X 8 , 1.8V SER EE, DIE in WAFFLE PK RoHS:否 制造商:Atmel 存儲容量:2 Kbit 組織:256 B x 8 數(shù)據(jù)保留:100 yr 最大時鐘頻率:1000 KHz 最大工作電流:6 uA 工作電源電壓:1.7 V to 5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8
25AA640/W 制造商:Microchip Technology Inc 功能描述:64K, 8K X 8 , 1.8V SER EE, WAFER - Gel-pak, waffle pack, wafer, diced wafer on film
25AA640/WF 制造商:Microchip Technology Inc 功能描述:64K, 8K X 8 , 1.8V SER EE, WA - Gel-pak, waffle pack, wafer, diced wafer on film
25AA640_04 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:64K SPI Bus Serial EEPROM