25AA040A 데이터 시트보기 (PDF) - Microchip Technology

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25AA040A

4K SPI Bus Serial EEPROM

Microchip Technology 

25AA040A/25LC040A

FIGURE 1-1:

CS

SCK

SO

SI

HOLD TIMING

17

16

n+2

18

n+1

n

n+2

n+1

n

17

16

19

High-Impedance

n

Don’t Care

5

n

HOLD

n-1

n-1

FIGURE 1-2:

SERIAL INPUT TIMING

CS

2

Mode 1,1

7

8

SCK Mode 0,0

56

SI

MSB in

High-Impedance

SO

FIGURE 1-3:

SERIAL OUTPUT TIMING

CS

SCK

SO

SI

9

10

13

MSB out

14

Don’t Care

4

12

11

3

LSB in

3

15

ISB out

Mode 1,1

Mode 0,0

 2003-2012 Microchip Technology Inc.

DS21827H-page 5

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