AT25DQ321-SH-B Adesto Technologies, AT25DQ321-SH-B Datasheet - Page 16

• Manufacturer Part Number: AT25DQ321-SH-B
• Description: Flash 32M 2.7-3.6V, 100Mhz Serial Flash
• Manufacturer: Adesto Technologies

Specifications of AT25DQ321-SH-B

• Rohs: yes
• Data Bus Width: 8 bit
• Memory Type: Flash
• Memory Size: 32 Mbit
• Architecture: Flexible, Uniform Erase
• Timing Type: Synchronous
• Interface Type: SPI
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V
• Maximum Operating Current: 19 mA
• Operating Temperature: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Factory Pack Quantity: 95

Figure 8-3. Dual-Input Byte Program
Figure 8-4. Dual-Input Page Program
SO (I/O
SO (I/O
SI (I/O
SI (I/O
SCK
SCK
CS
CS
0
1
0
1
)
)
)
)
High-impedance
MSB
MSB
High-impedance
1
1
0
0
0
0
1
1
1
1
2
2
Opcode
Opcode
0
0
3
3
0
0
4
4
0
0
5
5
1
1
6
6
0
0
7
7
MSB
MSB
A
A
8
8
A
A
9
9
A
A
10 11
Address Bits A23-A0
Address Bits A23-A0
10 11
A
A
A
A
12
12
A
A
A
A
29 30
29 30
A
A
A
A
31 32
31 32
MSB
MSB
D 6
D 7
D 6
D 7
Data Byte 1
Data Byte
D 4
D 5
D 4
D 5
Input
Input
33
33
D 2
D 3
D 2
D 3
34
34
D 0
D 1
D 0
D 1
35
35
AT25DQ321 [DATASHEET]
MSB
D 6
D 7
36
Data Byte 2
D 4
D 5
Input
37 38
D 2
D 3
D 0
D 1
39
8718D–DFLASH–12/2012
MSB
D 6
D 7
Data Byte n
D 4
D 5
Input
D 2
D 3
D 0
D 1
16