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AT45DB041 Datasheet 4-Megabit 2.7-volt Only Serial DataFlash

Manufacturer: Atmel (now Microchip Technology)

Download the AT45DB041 datasheet PDF. This datasheet also includes the AT4-5DB variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT4-5DB-041.pdf) that lists specifications for multiple related part numbers.

General Description

The AT45DB041 is a 2.7-volt only, serial interface Flash memory suitable for in-system reprogramming.

Its 4,325,376 bits of memory are organized as 2048 pages of 264-bytes each.

In addition to the main memory, the AT45DB041 also contains two SRAM data buffers of 264-bytes each.

Key Features

  • Single 2.7V - 3.6V Supply.
  • Serial Interface Architecture.
  • Page Program Operation.
  • Single Cycle Reprogram (Erase and Program).
  • 2048 Pages (264 Bytes/Page) Main Memory Two 264-Byte SRAM Data Buffers.
  • Allows Receiving of Data While Reprogramming of Non-Volatile Memory Internal Program and Control Timer Fast Page Program Time.
  • 7 ms Typica.

📁 Similar Datasheet

Brand Logo Part Number Description Manufacturer
Adesto Logo AT45DB041D 4-megabit 2.5-volt or 2.7-volt DataFlash Adesto
Adesto Logo AT45DB041E 1.65V Minimum SPI Serial Flash Memory Adesto

More Datasheets from Atmel (now Microchip Technology)

Part Number Description
AT45DB041A 4-megabit 2.5-volt Only Serial DataFlasH
AT45DB041B 4-megabit 2.5-volt Only or 2.7-volt Only DataFlash
AT45DB041D 4-megabit 2.5-volt or 2.7-volt DataFlash
AT45DB011 1-Megabit 2.7-volt Only Serial DataFlash
AT45DB011B 1-megabit 2.7-volt Only DataFlash
AT45DB011D 1-megabit 2.7-volt DataFlash
AT45DB021 2-Megabit 2.7-volt Only Serial DataFlash
AT45DB021A 2-megabit 2.7-volt Only Serial DataFlash
AT45DB021B 2-megabit 2.7-volt Only DataFlash
AT45DB021D 2-megabit 2.7-volt DataFlash