AT45DB161E-CCUD-T Adesto Technologies, AT45DB161E-CCUD-T Datasheet - Page 54

• Manufacturer Part Number: AT45DB161E-CCUD-T
• Description: Flash 16M 2.5-3.6V 85Mhz Serial Flash
• Manufacturer: Adesto Technologies

Specifications of AT45DB161E-CCUD-T

• Rohs: yes
• Data Bus Width: 8 bit
• Memory Type: Data Flash
• Memory Size: 16 Mbit
• Architecture: Flexible, Uniform Erase
• Timing Type: Synchronous
• Interface Type: SPI
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.5 V
• Maximum Operating Current: 26 mA
• Operating Temperature: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: BGA-9
• Factory Pack Quantity: 4000
• Part # Aliases: AT45DB161D-CU

23.
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
Figure 23-1. Block Diagram
Figure 23-2. Buffer Write
Figure 23-3. Buffer to Main Memory Page Program
SI (Input)
SI (Input)
Page (512/528 bytes)
CS
CS
Buffer 1 (512/528 bytes)
Page Program
Main Memory
Buffer 1 To
Buffer 1
Write
Each transition represents eight bits
CMD
CMD
Starts Self-timed Erase/Program Operation
X
PA11-6
Flash Memory Array
15 Dummy Bits + BFA8-BFA0
X···X, BFA9-8
I/O Interface
A20-A9 + 9 Dummy Bits
Binary Page Size
Binary Page Size
SI
PA5-0, XX
n
n+1 = 2nd byte read
BFA7-0
= 1st byte read
XXXX XX
Buffer 2 (512/528 bytes)
n
Completes Writing into Selected Buffer
Adesto AT45DB161E [DATASHEET]
Buffer 2 To
Main Memory
Page Program
Buffer 2
Write
n + 1
8782D–DFLASH–11/2012
Last Byte
54