W25X40BVDAIG Winbond Electronics, W25X40BVDAIG Datasheet - Page 20
W25X40BVDAIG
Manufacturer Part Number
W25X40BVDAIG
Description
IC SPI FLASH 4MBIT 8PDIP
Manufacturer
Winbond Electronics
Datasheet
1.W25X40BVSNIG.pdf
(51 pages)
Specifications of W25X40BVDAIG
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
4M (512K x 8)
Speed
104MHz
Interface
SPI Serial
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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W25X10BV/20BV/40BV
9.2.8
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 F
(see AC Electrical Characteristics). This is accomplished by adding
R
eight “dummy” clocks after the 24-bit address as shown in figure 9. The dummy clocks allow the
devices internal circuits additional time for setting up the initial address. During the dummy clocks the
data value on the DIO pin is a “don’t care”.
Figure 9. Fast Read Instruction Sequence Diagram
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