AT93C46A-10TI-2.7

Product Overview

Category

AT93C46A-10TI-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 AT93C46A-10TI-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 usage.
• High reliability: It offers excellent data retention and endurance characteristics.
• Small package size: The AT93C46A-10TI-2.7 comes in a compact package, making it suitable for space-constrained applications.

Package and Quantity

The AT93C46A-10TI-2.7 is available in a small surface-mount 8-pin package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Operating voltage: 2.7V to 5.5V
• Memory capacity: 1 kilobit (128 x 8 bits)
• Maximum clock frequency: 2 MHz
• Write cycle time: 5 ms (typical)
• Data retention: 100 years (minimum)
• Endurance: 1 million write cycles (minimum)

Pin Configuration

The AT93C46A-10TI-2.7 has eight pins arranged as follows:

┌───┬───┐ │1 8│ VCC │ │ │ │2 7│ NC │ │ │ │3 6│ SCK │ │ │ │4 5│ SI │ └───┴───┘

1. VCC: Power supply voltage input.
2. NC: No connection (unused pin).
3. SCK: Serial clock input for data transfer.
4. SI: Serial data input/output.

Functional Features

The AT93C46A-10TI-2.7 offers the following functional features:

• Sequential read and write operations: Allows efficient data access.
• Software and hardware write protection: Ensures data integrity and security.
• Self-timed programming cycle: Simplifies system timing requirements.
• Chip erase and write enable instructions: Facilitates easy memory management.

Advantages and Disadvantages

Advantages

• Compact size enables integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• High reliability ensures data integrity over extended periods.
• Versatile application range due to wide operating voltage range.

Disadvantages

• Limited memory capacity compared to other EEPROM chips.
• Relatively slower write cycle time may impact performance in certain applications.

Working Principles

The AT93C46A-10TI-2.7 operates based on the principles of electrically erasable programmable read-only memory. It utilizes a combination of electronic signals and voltages to store and retrieve data. The chip's internal circuitry allows for both sequential reading and writing of data, providing flexibility for various applications.

Detailed Application Field Plans

The AT93C46A-10TI-2.7 finds applications in several fields, including:

1. Microcontrollers: Used for storing configuration settings, calibration data, and firmware updates.
2. Automotive systems: Employed in vehicle electronics for storing critical data, such as mileage, security codes, and diagnostic information.
3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and audio systems for storing user preferences, channel lists, and firmware updates.

Alternative Models

For those seeking alternatives to the AT93C46A-10TI-2.7, the following EEPROM chips can be considered:

1. AT24C01A: 1 kilobit EEPROM with similar specifications and pin configuration.
2. CAT24C01: Another 1 kilobit EEPROM offering compatibility and comparable performance.
3. ST24C01: A compatible alternative from a different manufacturer, providing similar functionality.

These alternative models can serve as suitable replacements depending on specific application requirements.

In conclusion, the AT93C46A-10TI-2.7 is a compact and reliable EEPROM chip widely used in various electronic devices. Its electrically erasable nature, low power consumption, and high reliability make it an excellent choice for non-volatile storage applications.