AT45DB161D-MU Atmel, AT45DB161D-MU Datasheet - Page 35

• Manufacturer Part Number: AT45DB161D-MU
• Description: IC FLASH 16MBIT 66MHZ 8VDFN
• Manufacturer: Atmel

Specifications of AT45DB161D-MU

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 16M (4096 pages x 528 bytes)
• Speed: 66MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-VFQFN, 8-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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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