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AT45DB041A - 4-megabit 2.5-volt Only Serial DataFlasH

General Description

The AT45DB041A is a 2.5-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 AT45DB041A also contains two SRAM data buffers of 264 bytes each.

Key Features

  • 100% Compatible to AT45DB041 Single 2.5V - 3.0V or 2.7V - 3.6V Supply Serial Interface Architecture Page Program Operation.
  • Single Cycle Reprogram (Erase and Program).
  • 2048 Pages (264 Bytes/Page) Main Memory Optional Page and Block Erase Operations Two 264-byte SRAM Data Buffers.
  • Allows Receiving of Data while Reprogramming of Nonv.

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📁 Similar Datasheet

Part Number Description Manufacturer
AT45DB041D 4-megabit 2.5-volt or 2.7-volt DataFlash Adesto
AT45DB041E 1.65V Minimum SPI Serial Flash Memory Adesto
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AT45DB021D 2-megabit 2.7V Minimum DataFlash Adesto
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Other Datasheets by Atmel (now Microchip Technology)

Part Number Description
AT45DB041 4-Megabit 2.7-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

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features • • • • • • • • • • • • • • 100% Compatible to AT45DB041 Single 2.5V - 3.0V or 2.7V - 3.6V Supply Serial Interface Architecture Page Program Operation – Single Cycle Reprogram (Erase and Program) – 2048 Pages (264 Bytes/Page) Main Memory Optional Page and Block Erase Operations Two 264-byte SRAM Data Buffers – Allows Receiving of Data while Reprogramming of Nonvolatile Memory Continuous Read Capability through Entire Array Internal Program and Control Timer Low Power Dissipation – 4 mA Active Read Current Typical – 2 µA CMOS Standby Current Typical 13 MHz Max Clock Frequency Hardware Data Protection Feature Serial Peripheral Interface (SPI) Compatible – Modes 0 and 3 CMOS and TTL Compatible Inputs and Outputs Commercial and Industrial Temperature Ranges 4-megabit 2.