AT45DB021D-SSH-B Atmel, AT45DB021D-SSH-B Datasheet - Page 40
![IC FLASH 2MBIT 66MHZ 8SOIC](/photos/6/50/65032/453-8-soic_sml.jpg)
AT45DB021D-SSH-B
Manufacturer Part Number
AT45DB021D-SSH-B
Description
IC FLASH 2MBIT 66MHZ 8SOIC
Manufacturer
Atmel
Specifications of AT45DB021D-SSH-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 (3.9mm Width)
Architecture
Sectored
Interface Type
SPI
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-SSH
AT45DB021D-SSH
AT45DB021D-SSU
AT45DB021D-SSU
AT45DB021D-SSH
AT45DB021D-SSU
AT45DB021D-SSU
40
Figure 19-8. Read Sector Lockdown Register (Opcode 35H)
Figure 19-9. Read Security Register (Opcode 77H)
Figure 19-10. Status Register Read (Opcode D7H)
SCK
SCK
SCK
Atmel AT45DB021D
SO
SO
SO
CS
CS
CS
SI
SI
SI
MSB
HIGH-IMPEDANCE
MSB
HIGH-IMPEDANCE
MSB
HIGH-IMPEDANCE
0
0
1
0
0
0
0
1
1
1
1
1
1
1
0
2
2
2
OPCODE
OPCODE
OPCODE
1
1
1
3
3
3
0
0
0
4
4
4
1
1
1
5
5
5
0
1
1
6
6
6
1
1
1
7
7
7
MSB
MSB
MSB
D
X
X
STATUS REGISTER DATA
8
8
8
X
X
D
9
9
9
X
X
D
10 11
10 11
10 11
X
X
D
DON'T CARE
DON'T CARE
D
X
X
12
12
12
X
X
D
13 14
D
D
15 16
X
X
29 30
29 30
MSB
D
STATUS REGISTER DATA
X
X
D
17
X
X
31 32
31 32
D
18
MSB
MSB
D
D
D
19
D
D
33
33
D
20
DATA BYTE 1
DATA BYTE 1
D
D
34
34
D
21 22
D
D
35
35
D
D
D
36
36
D
23 24
D
D
37 38
37 38
MSB
D
D
D
D
D
D
39 40
39 40
MSB
MSB
D
D
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