Datasheet

25AA640A/25LC640A
DS21830F-page 8 2003-2013 Microchip Technology Inc.
FIGURE 2-2: BYTE WRITE SEQUENCE
FIGURE 2-3: PAGE WRITE SEQUENCE
SO
SI
CS
9 1011 2122232425262728293031
0000000115 14 13 12
21076543210
Instruction 16-bit Address Data Byte
High-Impedance
SCK
0 23456718
Twc
SI
CS
9 1011 2122232425262728293031
0000000115 14 13 12
21076543210
Instruction 16-bit Address Data Byte 1
SCK
0 2345671
8
SI
CS
41 42 43 46 47
76543210
Data Byte n (32 max.)
SCK
32 34 35 36 37 38 3933
40
76543210
Data Byte 3
76543210
Data Byte 2
44 45