AT45DB161-CI Atmel, AT45DB161-CI Datasheet - Page 10

• Manufacturer Part Number: AT45DB161-CI
• Description: IC FLASH 16MBIT 20MHZ 24CBGA
• Manufacturer: Atmel

Specifications of AT45DB161-CI

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 16M (4096 pages x 528 bytes)
• Speed: 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-CBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Reset Timing (Inactive Clock Polarity Low Shown)
Command Sequence for Read/Write Operations (except Status Register Read)
Notes:
10
1. “r” designates bits reserved for larger densities.
2. It is recommended that “r” be a logical “0” for densities of 16M bits or smaller.
3. For densities larger than 16M bits, the “r” bits become the most significant Page Address bit for the appropriate density.
RESET
SCK
SO
CS
SI
MSB
AT45DB161
larger densities
Reserved for
HIGH IMPEDANCE
SI
r r X X X X X X
Page Address
(PA11-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
tRST
tREC
HIGH IMPEDANCE
LSB
tCSS