AT45DB642-TC Atmel, AT45DB642-TC Datasheet - Page 13
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AT45DB642-TC
Manufacturer Part Number
AT45DB642-TC
Description
IC FLASH 64MBIT 20MHZ 40TSOP
Manufacturer
Atmel
Datasheet
1.AT45DB642-TC.pdf
(37 pages)
Specifications of AT45DB642-TC
Format - Memory
FLASH
Memory Type
DataFLASH
Memory Size
64M (8192 pages x 1056 bytes)
Speed
20MHz Serial/5MHz Parallel
Interface
Parallel/Serial
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
40-TSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Table 4. Detailed Bit-level Addressing Sequence
Note:
1638F–DFLSH–09/02
Opcode
D2H
D4H
D6H
D7H
E8H
E9H
50H
52H
53H
54H
55H
56H
57H
58H
59H
60H
61H
68H
69H
81H
82H
83H
84H
85H
86H
87H
88H
89H
P = Page Address Bit
B = Byte/Buffer Address Bit
x = Don’t Care
* 4 Bytes for Serial Interface
60 Bytes for Parallel Interface
0 1 0 1 0 0 0 0 P
0 1 0 1 0 0 1 0 P
0 1 0 1 0 0 1 1 P
0 1 0 1 0 1 0 0 x
0 1 0 1 0 1 0 1 P
0 1 0 1 0 1 1 0 x
0 1 0 1 0 1 1 1
0 1 0 1 1 0 0 0 P
0 1 0 1 1 0 0 1 P
0 1 1 0 0 0 0 0 P
0 1 1 0 0 0 0 1 P
0 1 1 0 1 0 0 0 P
0 1 1 0 1 0 0 1 P
1 0 0 0 0 0 0 1 P
1 0 0 0 0 0 1 0 P
1 0 0 0 0 0 1 1 P
1 0 0 0 0 1 0 0 x
1 0 0 0 0 1 0 1 P
1 0 0 0 0 1 1 0 P
1 0 0 0 0 1 1 1 x
1 0 0 0 1 0 0 0 P
1 0 0 0 1 0 0 1 P
1 1 0 1 0 0 1 0 P
1 1 0 1 0 1 0 0 x
1 1 0 1 0 1 1 0 x
1 1 0 1 0 1 1 1
1 1 1 0 1 0 0 0 P
1 1 1 0 1 0 0 1 P
Opcode
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
Address Byte
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
N/A
N/A
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
P
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
x
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
Address Byte
x
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
N/A
N/A
x
P
P
x
P
x
P
P
P
P
P
P
P
P
P
x
P
P
x
P
P
P
x
x
P
P
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
Address Byte
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
N/A
N/A
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
AT45DB642
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
x
B
x
B
x
B
x
x
x
x
B
B
x
B
x
B
B
x
B
x
x
B
B
B
B
B
Don’t Care
Additional
Required
Bytes
4 or 60
4 or 60
4 or 60
4 or 60
4 or 60
4 or 60
Bytes*
Bytes*
Bytes*
Bytes*
Bytes*
Bytes*
1 Byte
1 Byte
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
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