AT25FS010N 데이터 시트보기 (PDF) - Atmel Corporation

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AT25FS010N

High Speed Small Sectored SPI Flash Memory

Atmel Corporation 

Figure 5-7. FAST READ Timing

CS

SCK

SI

SO

0 1 2 3 4 5 6 7 8 9 10 11 12 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

...

OPCODE

ADDRESS BITS A23 - A0

DON’T CARE

0 0 0 0 1 0 1 1 A A A A A A ... A A A X X X X X X X X

MSB

MSB

MSB

HIGH IMPEDANCE

DATA BYTE 1

DDDDDDDDDD

MSB

MSB

Figure 5-8. PROGRAM Timing

CS

SCK

SI

0 1 2 3 4 5 6 7 8 9 10 11 28 29 30 31 32 33 34

PROGRAM OP-CODE

3-BYTE ADDRESS

1st BYTE DATA-IN

23 22 21

3 21 0 765432 10

256th BYTE DATA-IN

SO

HIGH IMPEDANCE

Figure 5-9. HOLD Timing

CS

SCK

HOLD

SO

t CD

t HD

t HZ

t CD

t HD

t LZ

16 AT25FS010

5167E–SFLSH–5/09

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