Block diagram – Rainbow Electronics AT45DQ321 User Manual
Page 5
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5
AT45DQ321 [ADVANCE DATASHEET]
DS-45DQ321-031–DFLASH–12/2012
2.
Block Diagram
Figure 2-1. Block Diagram
Flash Memory Array
I/O Interface
SCK
CS
RESET
V
CC
GND
WP
SO
SI
Page (512/528 bytes)
Buffer 1 (512/528 bytes)
Buffer 2 (512/528 bytes)
Note: I/O3-0 pin naming convention is used for Dual-I/O and Quad-I/O commands.
(I/O
0
)
(I/O
3
)
(I/O
2
)
(I/O
1
)
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