FM25D04B-85IA1Y View Datasheet(PDF) - FIDELIX
Part Name
Description
Manufacturer
FM25D04B-85IA1Y Datasheet PDF : 61 Pages
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FM25Q32
11.2.10 Fast Read (0Bh)
The Fast Read instruction is similar to the Read Data instruction except that it can operate at the
highest possible frequency of FR (see AC Electrical Characteristics). This is accomplished by
adding eight “dummy” clocks after the 24-bit address as shown in figure 10. The dummy clocks
allow the device’s internal circuits additional time for setting up the initial address. During the
dummy clocks, The data value on the DO pin is a “don’t care”.
/CS
Mode 3 0 1 2 3 4 5 6 7 8 9 10
28 29 30 31
CLK Mode 0
Instruction (0Bh)
24-Bit Address
DI
23 22 21
3210
DO
/CS
CLK
DI
DO
32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
Dummy Byte
76 5 43 2 1 0
Data Out 1
Data Out 2
76 5 43 2 1 076 5 43 2 1 07
=MSB
Figure 10. Fast Read Register Instruction Sequence Diagram
preliminary(Aug.18.2010) 24
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