AT45DB321D-MWU - Microchip Technology

Manufacturer Part Number

AT45DB321D-MWU

Manufacturer

Microchip Technology

Introduction

The AT45DB321D-MWU is a 32Mbit FLASH memory device, utilizing non-volatile FLASH technology, designed for high-speed applications requiring a SPI interface.

Product Features and Performance

32Mbit of non-volatile FLASH memory

Supports SPI interface for high-speed data transmission

Individual pages are 528 bytes, organized into 8192 pages

Supports clock frequencies up to 66 MHz for rapid data access

Programmable write protection for memory zones

Low power consumption

Product Advantages

High storage capacity for advanced applications

Fast read and write speeds enhance overall system performance

Flexible and efficient memory organization

Low power usage extends battery life in portable devices

Compatibility with a wide range of microcontrollers and processors

Key Technical Parameters

Memory Size: 32Mbit

Memory Organization: 528 Bytes x 8192 pages

Memory Interface: SPI

Clock Frequency: 66 MHz

Write Cycle Time - Word, Page: 6ms

Voltage - Supply: 2.7V ~ 3.6V

Operating Temperature: -40°C ~ 85°C (TC)

Quality and Safety Features

Built-in write protection features to safeguard data integrity

Operates within a broad temperature range ensuring reliability under varying environmental conditions

Compatibility

Compatible with SPI protocol, enabling use with a broad range of microcontrollers and embedded systems

Application Areas

Embedded systems

Consumer electronics

Internet of Things (IoT) devices

Data logging systems

Industrial control systems

Product Lifecycle

Obsolete - Product is no longer being produced by Microchip Technology, and replacement or upgrade options should be considered.

Several Key Reasons to Choose This Product

Offers substantial data storage capacity suitable for a variety of advanced applications

High-speed operation supports demanding system requirements

Built-in data protection features enhance security and reliability

Low power consumption is ideal for portable and battery-operated devices

Despite being obsolete, it may still be ideal for specific legacy systems requiring this particular memory configuration