AT45DB321C-TC Atmel, AT45DB321C-TC Datasheet - Page 20

• Manufacturer Part Number: AT45DB321C-TC
• Description: IC FLASH 32MBIT 40MHZ 28TSOP
• Manufacturer: Atmel

Specifications of AT45DB321C-TC

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 32M (8192 pages x 528 bytes)
• Speed: 40MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 28-TSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Table 9-4.
Note:
20
Opcode
D2H
D4H
D6H
D7H
50H
52H
53H
54H
55H
56H
57H
58H
59H
60H
61H
68H
77H
81H
82H
83H
84H
85H
86H
87H
88H
89H
9AH
9FH
E8H
r = Reserved Bit, P = Page Address Bit, B = Byte/Buffer Address Bit, x = Don’t Care
AT45DB321C
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
0 1 0 1 0 1 0 1
0 1 0 1 0 1 1 0
0 1 0 1 0 1 1 1
0 1 0 1 1 0 0 0
0 1 0 1 1 0 0 1
0 1 1 0 0 0 0 0
0 1 1 0 0 0 0 1
0 1 1 0 1 0 0 0
0 1 1 1 0 1 1 1
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
1 0 0 0 0 1 0 1
1 0 0 0 0 1 1 0
1 0 0 0 0 1 1 1
1 0 0 0 1 0 0 0
1 0 0 0 1 0 0 1
1 0 0 1 1 0 1 0
1 0 0 1 1 1 1 1
1 1 0 1 0 0 1 0
1 1 0 1 0 1 0 0
1 1 0 1 0 1 1 0
1 1 0 1 0 1 1 1
1 1 1 0 1 0 0 0
Detailed Bit-level Addressing Sequence
Opcode
x
x
0
x
x
x
x
x
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
r
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
Address Byte
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
N/A
N/A
N/A
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
x
x
0
x
x
x
x
x
Address Byte
P
P
P
P
P
P
P
P
P
0
P
P
P
P
P
P
P
P
P
x
x
x
x
x
x
x
P
P
P
P
P
P
P
P
0
P
P
P
P
P
P
P
P
P
x
x
x
x
x
x
x
x
N/A
N/A
N/A
P
P
P
P
P
P
P
P
0
P
P
P
P
P
P
P
P
P
x
x
x
x
x
x
x
x
P
P
P
P
P
P
P
P
0
P
P
P
P
P
P
P
P
P
x
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
0
x
x
x
x
x
x
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
0
x
x
x
x
x
x
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
0
x
x
x
x
x
x
x
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
x
x
0
x
x
x
x
x
x
x
x
x
x
x
Address Byte
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
N/A
N/A
N/A
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
3387M–DFLASH–2/08
B
B
B
B
B
B
B
B
B
B
B
B
x
x
x
x
x
x
x
0
x
x
x
x
x
x
Don’t Care
Additional
Required
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
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
1/0
4
4
1
1
4