93AA66B-I/ST

Product Overview

Category

The 93AA66B-I/ST belongs to the category of serial EEPROM (Electrically Erasable Programmable Read-Only Memory) devices.

Use

It is commonly used for non-volatile data storage in various electronic devices such as automotive, industrial, and consumer applications.

Characteristics

• Non-volatile memory
• Serial interface
• Low power consumption
• Small form factor

Package

The 93AA66B-I/ST is available in a surface-mount package.

Essence

This device provides reliable and durable data storage capabilities for electronic systems.

Packaging/Quantity

It is typically supplied in tape and reel packaging with a specific quantity per reel.

Specifications

• Memory Size: 4 Kbits
• Interface: Serial (Microwire)
• Operating Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to 85°C
• Data Retention: 200 years
• Write Endurance: 1,000,000 cycles

Detailed Pin Configuration

The 93AA66B-I/ST features a standard 8-pin configuration: 1. Chip Select (/CS) 2. Serial Data Input/Output (DI/DO) 3. Serial Clock (SK) 4. Ground (GND) 5. No Connection (NC) 6. Write Protect (/WP) 7. VCC 8. Organizationally Unique Identifier (OUI)

Functional Features

• Byte and Page Write Modes
• Self-timed Write Cycle
• Enhanced ESD Protection
• Sequential Read Operation

Advantages

• Small footprint
• Low power consumption
• High reliability
• Wide operating voltage range

Disadvantages

• Limited storage capacity compared to other memory technologies
• Slower write speeds compared to volatile memory

Working Principles

The 93AA66B-I/ST utilizes a floating gate transistor structure to store data. When a write operation is initiated, charge is injected into the floating gate, altering its electrical properties. This allows the device to retain data even when power is removed.

Detailed Application Field Plans

The 93AA66B-I/ST is well-suited for use in: - Automotive systems (e.g., engine control units, airbag modules) - Industrial automation (e.g., programmable logic controllers, sensor interfaces) - Consumer electronics (e.g., smart appliances, IoT devices)

Detailed and Complete Alternative Models

Some alternative models to the 93AA66B-I/ST include: - 24AA64 - 25AA640A - AT24C04

In conclusion, the 93AA66B-I/ST is a versatile serial EEPROM device that offers reliable non-volatile data storage for a wide range of electronic applications.

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