93AA66AXT-I/SN Product Overview

Introduction

The 93AA66AXT-I/SN is a versatile and high-performance EEPROM (Electrically Erasable Programmable Read-Only Memory) device that finds application in various electronic systems. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Electronic Component
• Use: Data Storage and Retrieval
• Characteristics: Non-volatile, Electrically Erasable, Small Form Factor
• Package: Surface Mount
• Essence: Reliable and Efficient Data Storage Solution
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Memory Size: 4Kbit
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Write Endurance: 1 Million Cycles
• Data Retention: 200 Years

Detailed Pin Configuration

The 93AA66AXT-I/SN features a standard 8-pin SOIC (Small Outline Integrated Circuit) package with the following pin configuration: 1. VCC 2. CS (Chip Select) 3. DI (Data Input) 4. DO (Data Output) 5. GND 6. NC (Not Connected) 7. NC (Not Connected) 8. WP (Write Protect)

Functional Features

• Sequential Read and Write Operations: Enables efficient data transfer and storage.
• Software Protection: Supports write protection to prevent accidental data modification.
• High Reliability: Offers robust performance and long-term data retention.
• Low Power Consumption: Ideal for battery-powered applications.

Advantages and Disadvantages

Advantages

• Compact form factor
• Wide operating voltage range
• High-speed SPI interface
• Excellent data retention and endurance

Disadvantages

• Limited storage capacity compared to other memory technologies
• Higher cost per bit compared to traditional non-volatile memories

Working Principles

The 93AA66AXT-I/SN utilizes a floating gate transistor technology to store and retrieve data. When a write operation is initiated, charge is injected into the floating gate, altering the threshold voltage of the transistor. During read operations, the stored charge is sensed to determine the stored data.

Detailed Application Field Plans

The 93AA66AXT-I/SN is widely used in various applications, including: - Automotive Electronics: for storing vehicle configuration data and error logs. - Consumer Electronics: in smart home devices and IoT (Internet of Things) products for data storage. - Industrial Control Systems: for parameter storage and system configuration.

Detailed and Complete Alternative Models

• 93LC66B: Similar 4Kbit EEPROM with Microwire interface.
• 24AA64: I2C-compatible 64Kbit EEPROM with similar operating characteristics.
• AT25DF041A: SPI Flash memory with 4Mbit capacity for higher storage requirements.

In conclusion, the 93AA66AXT-I/SN stands as a reliable and efficient EEPROM solution, catering to diverse data storage needs across multiple industries.

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