AT45DB021D-SH-B - Adesto Technologies

Manufacturer Part Number

AT45DB021D-SH-B

Manufacturer

Renesas Electronics America

Introduction

Non-Volatile FLASH memory suitable for a wide range of applications requiring solid-state data storage.

Product Features and Performance

2Mbit memory capacity

Organized as 264 bytes x 1024 pages

Serial Peripheral Interface (SPI) for efficient communication

Fast clock frequency support up to 66 MHz

Page write cycle time of just 4 milliseconds

Product Advantages

Non-volatile storage preserves data without power

Rapid write capability enhances performance

Robust operating temperature range from -40°C to 85°C

Key Technical Parameters

Memory Size: 2Mbit

Memory Organization: 264 Bytes x 1024 pages

Memory Interface: SPI

Clock Frequency: 66 MHz

Write Cycle Time - Word, Page: 4ms

Voltage - Supply: 2.7V ~ 3.6V

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

Quality and Safety Features

Designed to endure industrial temperature ranges

Constructed for reliable data retention in harsh conditions

Compatibility

SPI communication protocol for broad microcontroller interface capability

SOIC-8 package widely accepted in electronic circuit designs

Application Areas

Suited for embedded systems

Ideal for consumer electronics, industrial control, and IoT devices

Product Lifecycle

Obsolete status indicates the product may no longer be produced or supported

Potential availability of replacement models or upgrades

Reasons to Choose This Product

Legacy support for existing designs incorporating AT45DB series FLASH memory

High-speed memory interface for performance-critical applications

Durable design with a wide operating temperature range

2Mbit storage capacity fulfilling a range of data storage needs

Easy to integrate with many microcontrollers via SPI