AT45DB021D-SH-B Atmel, AT45DB021D-SH-B Datasheet - Page 27

• Manufacturer Part Number: AT45DB021D-SH-B
• Description: IC FLASH 2MBIT 66MHZ 8SOIC
• Manufacturer: Atmel

Specifications of AT45DB021D-SH-B

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 2M (1024 pages x 264 bytes)
• Speed: 66MHz
• Interface: SPI, RapidS
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
• Architecture: Sectored
• Interface Type: SPI Serial
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Current: 15 mA
• Mounting Style: SMD/SMT
• Organization: 32 KB x 8
• Memory Configuration: 1024 Pages X 264 Bytes
• Clock Frequency: 66MHz
• Supply Voltage Range: 2.7V To 3.6V
• Memory Case Style: SOIC
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AT45DB021D-SU; AT45DB021D-SU

3638J–DFLASH–5/10
Table 13-7.
Note:
Opcode
0Bh
7Ch
B9h
ABh
D1h
D2h
D4h
D7h
E8h
03h
50h
53h
58h
60h
77h
81h
82h
83h
84h
88h
9Fh
Page Size = 264-bytes
P = Page Address Bit
B = Byte/Buffer Address Bit
x = Don’t Care
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
Detailed Bit-level Addressing Sequence for Standard Atmel DataFlash Page Size (264-Bytes)
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
0
0
0
0
1
Opcode
0
0
1
1
1
0
1
1
0
0
0
0
0
1
1
0
1
1
1
1
0
0
1
0
0
1
0
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
0
0
1
1
0
0
0
1
0
1
0
0
0
0
1
1
0
1
1
0
1
0
0
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
1
0
1
0
0
1
0
1
0
1
0
0
1
1
1
1
0
0
1
0
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
P P P
P P P
P P P
P P P
P P P
P P P
x
P x
P P P
P P P
P P P
x
P P P
x
P P P
x
P P P
x
x
x
x
x
x
x
x
x
P P P P P P P B
P P P P P P P B
P P P P x
P P P P P P P x
P P P P P P P x
P P P P P P P x
x
x
P P P P P P P x
P P P P P P P B
P P P P P P P x
x
P P P P P P P x
x
P P P P P P P B
x
P P P P P P P B
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
B
B
B
Atmel AT45DB021D
B B B B B B B B
B B B B B B B B
x
x
x
x
x
x
x
B B B B B B B B
x
B B B B B B B B
x
B B B B B B B B
B B B B B B B B
B B B B B B B B
B B B B B B B B
x
x
x
x
x
x
x
x
x
Address Byte
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
N/A
N/A
N/A
N/A
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Don’t Care
Additional
Bytes
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
1
4
1
4
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