AT45DB321B Datasheet PDF (32-megabit 2.7-volt Only DataFlash)

AT45DB321B - 32-megabit 2.7-volt Only DataFlash

This page provides the datasheet information for the AT45DB321B, a member of the AT4-5DB 32-megabit 2.7-volt Only DataFlash family.

Description

The AT45DB321B is a 2.7-volt only, serial interface Flash memory ideally suited for a wide variety of digital voice-, image-, program code- and data-storage applications.

Its 34,603,008 bits of memory are organized as 8192 pages of 528 bytes each.

Features

Single 2.7V - 3.6V Supply.
Serial Peripheral Interface (SPI) Compatible.
20 MHz Max Clock Frequency.
Page Program Operation.
Single Cycle Reprogram (Erase and Program).
8192 Pages (528 Bytes/Page) Main Memory.
Supports Page and Block Erase Operations.
Two 528-byte SRAM Data Buffers.
Allows Receiving of Data while Reprogramming of Nonvolatile Memory.
Continuous Read Capability through Entire Array.

Datasheet Details

Part number	AT45DB321B
Manufacturer	ATMEL Corporation
File Size	215.38 KB
Description	32-megabit 2.7-volt Only DataFlash
Datasheet	AT45DB321B Datasheet
Additional preview pages of the AT45DB321B datasheet.

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Full PDF Text Transcription

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Features • Single 2.7V - 3.6V Supply • Serial Peripheral Interface (SPI) Compatible • 20 MHz Max Clock Frequency • Page Program Operation – Single Cycle Reprogram (Erase and Program) – 8192 Pages (528 Bytes/Page) Main Memory • Supports Page and Block Erase Operations • Two 528-byte SRAM Data Buffers – Allows Receiving of Data while Reprogramming of Nonvolatile Memory • Continuous Read Capability through Entire Array – Ideal for Code Shadowing Applications • Low Power Dissipation – 4 mA Active Read Current Typical – 2 µA CMOS Standby Current Typical • Hardware Data Protection Feature • 100% Compatible to AT45DB321 • 5.0V-tolerant Inputs: SI, SCK, CS, RESET and WP Pins • Commercial and Industrial Temperature Ranges Description The AT45DB321B is a 2.

Published: Mar 23, 2005 |