AT45DB011B-XU Atmel, AT45DB011B-XU Datasheet - Page 12

• Manufacturer Part Number: AT45DB011B-XU
• Description: IC FLASH 1MBIT 20MHZ 14TSSOP
• Manufacturer: Atmel

Specifications of AT45DB011B-XU

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 1M (512 pages x 264 bytes)
• Speed: 20MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 4. Detailed Bit-level Addressing Sequence
Note:
12
Opcode
D2H
D4H
D7H
E8H
50H
52H
53H
54H
57H
58H
60H
68H
81H
82H
83H
84H
88H
r = Reserved Bit
P = Page Address Bit
B = Byte/Buffer Address Bit
x = Don’t Care
0 1 0 1 0 0 0 0
0 1 0 1 0 0 1 0
0 1 0 1 0 0 1 1
0 1 0 1 0 1 0 0 x
0 1 0 1 0 1 1 1
0 1 0 1 1 0 0 0
0 1 1 0 0 0 0 0
0 1 1 0 1 0 0 0
1 0 0 0 0 0 0 1
1 0 0 0 0 0 1 0
1 0 0 0 0 0 1 1
1 0 0 0 0 1 0 0 x
1 0 0 0 1 0 0 0
1 1 0 1 0 0 1 0
1 1 0 1 0 1 0 0 x
1 1 0 1 0 1 1 1
1 1 1 0 1 0 0 0
AT45DB011B
Opcode
r
r
r
r
r
r
r
r
r
r
r
r
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
Address Byte
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
N/A
N/A
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
Address Byte
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
x
x
x
N/A
N/A
P
P
P
P
P
P
P
P
P
P
P
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
Address Byte
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
N/A
N/A
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
Don’t Care
Additional
Required
4 Bytes
4 Bytes
4 Bytes
4 Bytes
Bytes
1 Byte
1 Byte
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A