AT45DB321E-SHFHC-T

Introduction

The AT45DB321E-SHFHC-T is a flash memory product belonging to the category of Serial DataFlash. It is widely used in various electronic devices for data storage and retrieval. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the AT45DB321E-SHFHC-T.

Basic Information Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics: High-speed, low-power, non-volatile, serial interface
• Package: 8-lead SOIC, 8-pad UDFN
• Essence: Reliable and efficient data storage solution
• Packaging/Quantity: Tape & Reel (3000 units per reel)

Specifications

• Memory Size: 32 megabits (4 Mbytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature: -40°C to +85°C
• Data Retention: Up to 20 years
• Erase/Program Cycles: 10,000 cycles

Detailed Pin Configuration

The AT45DB321E-SHFHC-T has an 8-lead SOIC package with the following pin configuration: 1. /CS (Chip Select) 2. SI (Serial Input) 3. SO (Serial Output) 4. SCK (Serial Clock) 5. VCC (Power Supply) 6. GND (Ground) 7. WP (Write Protect) 8. RESET (Reset)

Functional Features

• High-Speed Operation: Enables fast data transfer and access.
• Low-Power Consumption: Ideal for battery-powered devices.
• Non-Volatile Storage: Retains data even when power is removed.
• Serial Interface: Allows easy integration with microcontrollers and other devices.

Advantages and Disadvantages

Advantages

• Fast data transfer speeds
• Low power consumption
• Compact form factor
• Long data retention period

Disadvantages

• Limited erase/program cycles
• Higher cost compared to traditional storage solutions

Working Principles

The AT45DB321E-SHFHC-T operates by storing and retrieving data using the Serial Peripheral Interface (SPI) protocol. When data is written to the memory, it is stored in non-volatile memory cells, ensuring that the data is retained even when the power is turned off. The SPI interface allows for seamless communication with microcontrollers and other devices, making it suitable for a wide range of applications.

Detailed Application Field Plans

The AT45DB321E-SHFHC-T is commonly used in the following applications: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the AT45DB321E-SHFHC-T include: - AT25DF321A - W25Q32JV - S25FL132K

In summary, the AT45DB321E-SHFHC-T offers high-speed, low-power, and reliable data storage capabilities, making it suitable for a wide range of electronic applications. Its compact form factor and serial interface make it a popular choice for designers looking for efficient data storage solutions.

Word count: 443