AT93C66AW-10SI-2.7

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Serial EEPROM Memory

Characteristics: - Low-power CMOS technology - 4K (512 x 8) bits of EEPROM memory - 2-wire serial interface - Wide operating voltage range: 1.8V to 5.5V - High-speed clock frequency: 10 MHz - Industrial temperature range: -40°C to +85°C

Package: SOIC-8 (Small Outline Integrated Circuit, 8 pins)

Essence: The AT93C66AW-10SI-2.7 is an integrated circuit that provides non-volatile memory storage in a compact and low-power package.

Packaging/Quantity: The AT93C66AW-10SI-2.7 is typically sold in reels containing 2500 units per reel.

Specifications

• Memory Size: 4K bits
• Organization: 512 x 8 bits
• Interface: 2-wire serial (I2C-compatible)
• Operating Voltage: 1.8V to 5.5V
• Clock Frequency: Up to 10 MHz
• Write Time: 5 ms (typical)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Detailed Pin Configuration

The AT93C66AW-10SI-2.7 has the following pin configuration:

| Pin No. | Pin Name | Description | |---------|----------|-------------| | 1 | VCC | Power Supply Voltage | | 2 | NC | No Connection | | 3 | SDA | Serial Data Input/Output | | 4 | SCL | Serial Clock Input | | 5 | WP | Write Protect (active low) | | 6 | GND | Ground | | 7 | NC | No Connection | | 8 | NC | No Connection |

Functional Features

• Non-volatile memory storage: The AT93C66AW-10SI-2.7 retains data even when power is removed.
• Serial interface: It uses a 2-wire serial interface, making it easy to integrate into various systems.
• Low-power consumption: The IC operates on low power, making it suitable for battery-powered devices.
• High-speed operation: With a clock frequency of up to 10 MHz, it offers fast read and write operations.
• Wide operating voltage range: It can operate within a wide voltage range, providing flexibility in different applications.

Advantages and Disadvantages

Advantages: - Compact size and low-profile package - High-speed operation - Low-power consumption - Wide operating voltage range - Long data retention period - High endurance

Disadvantages: - Limited memory capacity (4K bits) - Requires an external pull-up resistor for the serial bus

Working Principles

The AT93C66AW-10SI-2.7 utilizes EEPROM technology to store data. It employs a 2-wire serial interface (I2C-compatible) for communication with the host system. The IC uses a combination of floating gate transistors and charge storage elements to store and retrieve data. When powered on, the IC allows reading and writing of data through the serial interface. The non-volatile nature of the memory ensures that data remains intact even when power is disconnected.

Detailed Application Field Plans

The AT93C66AW-10SI-2.7 finds applications in various fields, including but not limited to: 1. Consumer electronics: Used for storing configuration data, calibration values, and user settings in devices such as TVs, set-top boxes, and audio systems. 2. Automotive: Utilized for storing vehicle-specific data, such as mileage, service history, and security-related information. 3. Industrial automation: Employed in industrial control systems for storing critical parameters, program code, and device identification data. 4. Medical devices: Used for storing patient-specific data, device configurations, and firmware updates in medical equipment. 5. IoT (Internet of Things): Integrated into IoT devices for storing sensor data, network settings, and firmware updates.

Detailed and Complete Alternative Models

1. AT93C46AW-10SI-2.7: Similar to the AT93C66AW-10SI-2.7 but with a smaller memory size of 2K bits.
2. AT93C86A-10SU-2.7: Offers a larger memory size of 16K bits with an extended temperature range (-40°C to +125°C).
3. CAT24C04WI-GT3: Another 4K-bit EEPROM IC with an I2C-compatible interface