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AT45DB161E Datasheet(PDF) 60 Page - Renesas Technology Corp

Part # AT45DB161E
Description  16-Mbit DataFlash (with Extra 512-kbits) 2.3 V or 2.5 V Minimum SPI Serial Flash Memory
PDF  77 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

AT45DB161E Datasheet(HTML) 60 Page - Renesas Technology Corp

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DS-AT45DB161E-8782 Rev. P
Page 60
1/27/23
© 2023 Renesas Electronics
AT45DB161E Datasheet
25. Read Operations
The following block diagram and waveforms illustrate the various read sequences available.
Figure 34. Block Diagram
Figure 35. Main Memory Page Read
Figure 36. Main Memory Page to Buffer Transfer
Data From the selected Flash Page is read into either SRAM Buffer
Flash Memory Array
Page (512/528 bytes)
Buffer 2 (512/528 bytes)
Buffer 1 (512/528 bytes)
I/O Interface
Main Memory
Page To
Buffer 1
Main Memory
Page To
Buffer 2
Main Memory
Page Read
Buffer 1
Read
Buffer 2
Read
SO
CS
SI (Input)
SO (Output)
n
CMD
PA11-6
PA5-0, BA9-8
BA7-0
X
X
Address for Binary Page Size
A20-A16
A15-A8
A7-A0
n
n + 1
4 Dummy Bytes
CS
SI (Input)
CMD
PA11-6
PA5-0, XX
XXXX XX
Starts Reading Page Data into Buffer
Binary Page Size
A20-A9 + 9 Dummy Bits
SO (Output)



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