4m-bit (512k x 8) serial flash memory.
inherent to a serial flash memory device, the LE25S40A is housed in an 8-pin ultra-miniature package. All these features make this device ideally suited to storing progra.
such as portable information devices, which are required to have increasingly more compact dimensions. The LE25S40A also.
Symbol
Pin Name
SCK
Serial clock
SI/SIO0 SO/SIO1 CS
Serial data input / Serial data input output Serial data input / Serial data input output Chip select
WP HOLD VDD VSS
Write protect Hold Power supply Ground
Figure 2. Block Diagram
Descrip.
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