Encyclopedia Entry: 93AA76T/SN

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Small form factor, low power consumption, high data retention, and endurance
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Stores and retrieves digital information in electronic systems
• Packaging/Quantity: Available in reels of 2,500 units

Specifications

The 93AA76T/SN EEPROM has the following specifications:

• Memory Size: 8 kilobits (1 kilobyte)
• Organization: 256 x 8 bits
• Supply Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1 million cycles
• Data Retention: 200 years
• Interface: Serial Peripheral Interface (SPI)

Detailed Pin Configuration

The 93AA76T/SN IC features the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. VCC (Power Supply)
7. Ground (GND)

Functional Features

The functional features of the 93AA76T/SN EEPROM include:

• High-speed read and write operations
• Byte-level random access
• Software and hardware write protection
• Self-timed programming cycle
• Sequential and random read modes
• Power-saving standby mode

Advantages and Disadvantages

Advantages: - Compact size allows for integration into space-constrained designs - Low power consumption extends battery life in portable devices - High data retention ensures long-term reliability - Wide operating voltage range enables compatibility with various systems

Disadvantages: - Limited storage capacity compared to other memory technologies - Slower write speeds compared to volatile memory types - Susceptible to electromagnetic interference and radiation-induced errors

Working Principles

The 93AA76T/SN EEPROM operates based on the principle of electrically altering the charge stored in floating gate transistors. It uses a combination of electrical signals and programming algorithms to modify the state of individual memory cells, allowing for data storage and retrieval.

Detailed Application Field Plans

The 93AA76T/SN EEPROM finds applications in various fields, including:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and digital cameras for storing configuration settings and user preferences.
2. Automotive: Employed in automotive electronics for storing critical data such as mileage, calibration values, and security codes.
3. Industrial Automation: Utilized in industrial control systems for storing parameter settings, calibration data, and event logs.
4. Medical Devices: Integrated into medical equipment for storing patient information, device configurations, and firmware updates.

Detailed and Complete Alternative Models

Some alternative models to the 93AA76T/SN EEPROM include:

1. AT24C08AN: 8-kilobit I2C-compatible EEPROM from Atmel Corporation.
2. CAT24C08WI-GT3: 8-kilobit SPI-compatible EEPROM from ON Semiconductor.
3. M93C86-WMN6TP: 16-kilobit Microwire-compatible EEPROM from STMicroelectronics.

These alternatives offer similar functionality and can be used as drop-in replacements depending on the specific system requirements.

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