25AA640A 查看數據表（PDF） - Microchip Technology
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25AA640A Datasheet PDF : 36 Pages
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25AA640A/25LC640A
FIGURE 1-1: HOLD TIMING
CS
17
16
17
16
SCK
SO
n+2
18
19
High-Impedance
n+1
n
n
Don’t Care
5
SI
n+2
n+1
n
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
2003-2013 Microchip Technology Inc.
DS21830F-page 5
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