AT93C46C-10PI-2.7

Product Overview

Category

AT93C46C-10PI-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Electrically erasable: The AT93C46C-10PI-2.7 can be erased and reprogrammed electronically, making it convenient for data storage.
• Non-volatile: The stored data remains intact even when power is removed.
• Low power consumption: This chip operates at a low voltage, minimizing energy consumption.
• High reliability: It offers excellent data retention and endurance characteristics.
• Small package size: The AT93C46C-10PI-2.7 comes in a compact package, making it suitable for space-constrained applications.

Package and Quantity

The AT93C46C-10PI-2.7 is available in a 8-pin DIP (Dual Inline Package) format. It is typically sold in reels or tubes containing multiple units.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Memory Size: 1K bits (128 bytes)
• Organization: 64 words × 16 bits or 128 bytes
• Interface: SPI (Serial Peripheral Interface)
• Write Time: 5ms (typical)
• Data Retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT93C46C-10PI-2.7 has the following pin configuration:

┌───┬───┐ │1 └─┬─┘ │2 ┌─┴─┐ │3 ─┤ ├── VCC │4 ─┤ ├── Chip Select (CS) │5 ─┤ ├── Serial Clock (CLK) │6 ─┤ ├── Serial Data Input (DI) │7 ─┤ ├── Serial Data Output (DO) └───┴───┘

Functional Features

• Byte and Page Write Modes: The AT93C46C-10PI-2.7 supports both byte and page write modes, allowing flexible data storage options.
• Sequential Read: It enables sequential read operations, enhancing data retrieval efficiency.
• Software Protection: This chip provides software protection mechanisms to prevent unauthorized access to stored data.
• Self-Timed Programming Cycle: The programming cycle is self-timed, simplifying the integration process.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable devices.
• High reliability ensures data integrity in demanding environments.
• Flexible write modes provide versatility in data storage.
• Software protection enhances security.

Disadvantages

• Limited memory size may not be sufficient for certain applications requiring larger storage capacity.
• SPI interface may have slower data transfer rates compared to other interfaces.

Working Principles

The AT93C46C-10PI-2.7 utilizes EEPROM technology to store and retrieve data. It employs an electrically controlled floating gate to trap charges, representing binary information. The stored data can be erased and reprogrammed by applying specific voltage levels to the memory cells.

Application Field Plans

The AT93C46C-10PI-2.7 finds applications in various fields, including: 1. Microcontrollers: Used for storing configuration settings, calibration data, and program code. 2. Automotive Systems: Employed in electronic control units (ECUs) for storing critical vehicle parameters and diagnostic information. 3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and audio systems to store user preferences and settings.

Alternative Models

1. AT93C46D-10SU-2.7: Similar to AT93C46C-10PI-2.7 but in a smaller SOIC (Small Outline Integrated Circuit) package.
2. AT93C66A-10SI-2.7: Offers higher memory capacity (4K bits) while maintaining similar characteristics and pin configuration.

In conclusion, the AT93C46C-10PI-2.7 is a compact and reliable EEPROM chip suitable for various electronic applications. Its electrically erasable nature, low power consumption, and flexible write modes make it an excellent choice for non-volatile data storage. However, its limited memory size and potentially slower data transfer rates should be considered when selecting this chip for specific applications.