AT45DB161D-SUSL383 Atmel, AT45DB161D-SUSL383 Datasheet - Page 35

• Manufacturer Part Number: AT45DB161D-SUSL383
• Description: Flash, pin, soic, flash, Memory, Semiconductors and Actives, serial, bit
• Manufacturer: Atmel

3500N–DFLASH–05/10
21.7
21.8
22.
Command Sequence for Read/Write Operations for Page Size 512-Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
Command Sequence for Read/Write Operations for Page Size 528-Bytes (Except Status
Register Read, Manufacturer and Device ID Read)
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
SI (INPUT)
SI (INPUT)
BUFFER 1 (512-/528-BYTES)
PAGE PROGRAM
MSB
MSB
MAIN MEMORY
PAGE (512-/528-BYTES)
BUFFER 1 TO
BUFFER 1
WRITE
Don’t Care
X X X
Bits
2 Don’t Care
CMD
CMD
X X X X
X X X X X X X X
Bits
FLASH MEMORY ARRAY
I/O INTERFACE
Page Address
8-bits
8-bits
(A20 - A9)
Page Address
(PA11 - PA0)
X X X X X X X X X
SI
8-bits
8-bits
X X X X
BUFFER 2 (512-/528-BYTES)
(A8 - A0/BFA8 - BFA0)
8-bits
8-bits
Byte/Buffer Address
X X X X
X X X X X X X X
(BA9 - BA0/BFA9 - BFA0)
BUFFER 2 TO
MAIN MEMORY
PAGE PROGRAM
BUFFER 2
WRITE
Byte/Buffer Address
X X X X X X X X
Atmel AT45DB161D
LSB
LSB
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