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AT45DB021D - 2-megabit 2.7-volt DataFlash

Datasheet Summary

Description

The AT45DB021D is a 2.7V, serial-interface Flash memory ideally suited for a wide variety of digital voice-, image-, program code- and data-storage applications.

The AT45DB021D supports RapidS serial interface for applications requiring very high speed operations.

Features

  • Single 2.7V to 3.6V Supply.
  • RapidS® Serial Interface: 66 MHz Maximum Clock Frequency.
  • SPI Compatible Modes 0 and 3.
  • User Configurable Page Size.
  • 256 Bytes per Page.
  • 264 Bytes per Page Page Program Operation.
  • Intelligent Programming Operation.
  • 1,024 Pages (256/264 Bytes/Page) Main Memory Flexible Erase Options.
  • Page Erase (256 Bytes).
  • Block Erase (2 Kbytes).
  • Sector Erase (32 Kbytes).
  • Chip.

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Datasheet preview – AT45DB021D

Datasheet Details

Part number AT45DB021D
Manufacturer ATMEL Corporation
File Size 1.37 MB
Description 2-megabit 2.7-volt DataFlash
Datasheet download datasheet AT45DB021D Datasheet
Additional preview pages of the AT45DB021D datasheet.

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Full PDF Text Transcription

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Features • Single 2.7V to 3.6V Supply • RapidS® Serial Interface: 66 MHz Maximum Clock Frequency – SPI Compatible Modes 0 and 3 • User Configurable Page Size – 256 Bytes per Page – 264 Bytes per Page Page Program Operation – Intelligent Programming Operation – 1,024 Pages (256/264 Bytes/Page) Main Memory Flexible Erase Options – Page Erase (256 Bytes) – Block Erase (2 Kbytes) – Sector Erase (32 Kbytes) – Chip Erase (2 Mbits) One SRAM Data Buffer (256/264 Bytes) Continuous Read Capability through Entire Array – Ideal for Code Shadowing Applications Low-power Dissipation – 7 mA Active Read Current Typical – 25 µA Standby Current Typical – 5 µA Deep Power-down Typical Hardware and Software Data Protection Features – Individual Sector Sector Lockdown for Secure Code and Data Storage www.
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