AT45DB321 ATMEL Corporation, AT45DB321 Datasheet - Page 10
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AT45DB321
Manufacturer Part Number
AT45DB321
Description
32-Megabit 2.7-volt Only Serial DataFlash
Manufacturer
ATMEL Corporation
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT45DB321-SU
Manufacturer:
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Part Number:
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Quantity:
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Company:
Part Number:
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Manufacturer:
ATMEL
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Part Number:
AT45DB321A-CC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
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Company:
Part Number:
AT45DB321B-CC
Manufacturer:
ATMEL
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Part Number:
AT45DB321B-CC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
AT45DB321B-RC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Reset Timing (Inactive Clock Polarity Low Shown)
Command Sequence for Read/Write Operations (Except Status Register Read)
Notes:
10
1.
2.
3.
RESET
“r” designates bits reserved for larger densities.
It is recommended that “r” be a logical “0” for densities of 32M bit or smaller.
For densities larger than 32M bit, the “r” bits become the most significant Page Address bit for the appropriate density.
SCK
SO
CS
SI
MSB
AT45DB321
larger densities
Reserved for
HIGH IMPEDANCE
SI
r X X X X X X X
Page Address
(PA12-PA0)
CMD
X X X X X X X X
8 bits
8 bits
(BA9-BA0/BFA9-BFA0)
Byte/Buffer Address
X X X X X X X X
8 bits
t
RST
t
REC
HIGH IMPEDANCE
LSB
t
CSS