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 MICROCHIP
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8 page 
25AA640A/25LC640A DS21830D-page 8 © 2008 Microchip Technology Inc. FIGURE 2-2: BYTE WRITE SEQUENCE FIGURE 2-3: PAGE WRITE SEQUENCE SO SI CS 9 1011 2122 23242526 272829 30 31 00 0 0 0 0 01 15 14 13 12 21 0 7 654 321 0 Instruction 16-bit Address Data Byte High-Impedance SCK 0 2 34 567 18 Twc SI CS 9 1011 21 222324 2526 2728 29 30 31 00 0 0 0 0 01 15 14 13 12 210 765 43 2 1 0 Instruction 16-bit Address Data Byte 1 SCK 0 2345 67 1 8 SI CS 41 42 43 46 47 7 65432 10 Data Byte n (32 max.) SCK 32 34 35 36 37 38 39 33 40 7 6543 210 Data Byte 3 7 6543 210 Data Byte 2 44 45 |
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