AT93C66-10SC

Product Overview

Category

AT93C66-10SC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The stored data remains even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• Small form factor: The chip is compact and space-efficient.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.

Package

AT93C66-10SC is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to store and retrieve data reliably in a compact and energy-efficient manner.

Packaging/Quantity

AT93C66-10SC is typically packaged in reels or tubes, with each containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory capacity: 4 kilobits (512 bytes)
• Operating voltage: 2.5V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The AT93C66-10SC chip has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Enables or disables the chip for communication.
2. Serial Clock (SCK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Receives data from the external device.
4. Serial Data Output (SO): Transmits data to the external device.
5. Write Enable (/W): Controls the write operation.
6. VCC: Power supply voltage.
7. Ground (GND): Common ground reference.
8. NC: No connection.

Functional Features

• High-speed data transfer: The chip supports fast serial communication for efficient data transfer.
• Hardware and software protection: It offers various security features to protect stored data from unauthorized access or modification.
• Flexible addressing modes: Allows for easy organization and retrieval of data using different addressing schemes.
• Built-in error detection and correction: Ensures data integrity by detecting and correcting errors during read and write operations.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable devices.
• Non-volatile memory ensures data retention even in the absence of power.
• High endurance and long data retention period ensure reliable performance over time.
• Versatile addressing modes provide flexibility in data organization.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write speeds compared to volatile memory types.
• Higher cost per bit compared to some other memory options.

Working Principles

AT93C66-10SC utilizes a combination of electronic circuits and semiconductor memory cells to store and retrieve data. It employs a serial communication protocol, where data is transferred bit-by-bit through dedicated input and output pins. The chip uses a clock signal to synchronize the data transfer process.

During write operations, the chip receives data serially and stores it in the memory cells. Reading data involves retrieving the stored information from the memory cells and transmitting it serially to an external device.

Detailed Application Field Plans

AT93C66-10SC finds applications in various fields, including:

1. Automotive electronics: Used for storing vehicle configuration data, mileage records, and diagnostic information.
2. Industrial automation: Employed in programmable logic controllers (PLCs) for storing configuration settings and program data.
3. Consumer electronics: Used in devices like smart TVs, set-top boxes, and gaming consoles for storing user preferences and firmware updates.
4. Medical devices: Utilized for storing patient data, device configurations, and calibration information in medical equipment.

Detailed and Complete Alternative Models

1. AT93C46-10SC: Similar to AT93C66-10SC but with a smaller memory capacity of 2 kilobits (256 bytes).
2. AT93C86-10SC: Similar to AT93C66-10SC but with a larger memory capacity of 16 kilobits (2 kilobytes).

These alternative models offer different memory capacities to suit specific application requirements while maintaining similar functionality and characteristics.

In conclusion, AT93C66-10SC is a compact and versatile EEPROM chip that provides reliable non-volatile data storage for various electronic devices. Its high endurance, long data retention, and flexible addressing modes make it suitable for a wide range of applications.