Datasheet

ManualsBrandsMICROCHIP TECHNOLOGY ManualsIntegrated Circuits (ICs)SOIC 8 32 kBit 4 K x 8

1

2

3

4

5

6

7

8

9

25AA320/25LC320/25C320

DS21227F-page 8 © 2008 Microchip Technology Inc.

FIGURE 3-1: READ SEQUENCE

FIGURE 3-2: BYTE WRITE SEQUENCE

FIGURE 3-3: PAGE WRITE SEQUENCE

SO

SI

SCK

CS

0 234567891011 21222324252627282930311

0100000115 14 13 12 210

76543210

Instruction 16-bit Address

Data Out

High-Impedance

SO

SI

CS

91011 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 23456718

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