The AT45DB021 is a 2.7-volt only, serial interface Flash memory suitable for in-system reprogramming.
Its 2,162,688 bits of memory are organized as 1024 pages of 264-bytes each.
In addition to the main memory, the AT45DB021 also contains two SRAM data buffers of 264-bytes each.
The buffers allow rec
AT45DB021 Features
* Single 2.7V - 3.6V Supply
* Serial Interface Architecture
* Page Program Operation
* Single Cycle Reprogram (Erase and Program)
* 1024 Pages (264 Bytes/Page)
Datasheet Details
AT45DB021, AT4-5DB
ATMEL Corporation
201.43 KB
2-megabit 2.7-volt only serial dataflash.
This datasheet PDF includes multiple part numbers: AT45DB021, AT4-5DB.
Please refer to the document for exact specifications by model.
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