AT93C46R-10SI-2.7

Overview

Product Category

AT93C46R-10SI-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT93C46R-10SI-2.7 chip is primarily used for non-volatile storage of data in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable: The chip allows for easy modification and erasure of stored data.
• Programmable: Users can write and rewrite data to the chip multiple times.
• Small form factor: The chip is compact and suitable for integration into space-constrained devices.
• Low power consumption: It operates efficiently with minimal power requirements.

Package and Quantity

The AT93C46R-10SI-2.7 chip is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing a specific quantity, usually ranging from hundreds to thousands of units per package.

Specifications

• Part Number: AT93C46R-10SI-2.7
• Memory Size: 1 kilobit (128 bytes)
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial Peripheral Interface (SPI)
• Write Time: 5ms (typical)
• Data Retention: 100 years (minimum)

Pin Configuration

The AT93C46R-10SI-2.7 chip has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): Enables communication with the chip.
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): Enables or disables write operations.
6. VCC: Power supply voltage input.
7. Ground (GND): Common ground reference.
8. Not Connected (NC): No electrical connection.

Functional Features

• High-speed data transfer: The chip supports fast serial communication, allowing for efficient data transfer between the chip and the external device.
• Hardware and software protection: It provides security features to prevent unauthorized access and modification of stored data.
• Flexible addressing: The chip supports various addressing modes, enabling easy organization and retrieval of data.
• Low power consumption: It operates in a power-efficient manner, making it suitable for battery-powered devices.
• Reliable data storage: The chip ensures data integrity and reliability through error detection and correction mechanisms.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable electronic devices.
• Easy programmability and erasability allow for flexible data management.
• High-speed data transfer enables quick access to stored information.
• Long data retention period ensures data integrity over an extended period.

Disadvantages

• Limited memory capacity compared to other storage technologies.
• Relatively slower write times compared to some alternative models.
• Vulnerable to electromagnetic interference, requiring proper shielding in sensitive applications.

Working Principles

The AT93C46R-10SI-2.7 chip utilizes EEPROM technology to store and retrieve data. It consists of a grid of memory cells that can be individually programmed or erased using electrical signals. When data is written to the chip, it is stored in the memory cells by modifying the charge levels of specific transistors. During read operations, the chip retrieves the stored data by sensing the charge levels of the memory cells.

Application Field Plans

The AT93C46R-10SI-2.7 chip finds applications in various fields, including:

1. Automotive electronics: Used for storing vehicle configuration settings and diagnostic information.
2. Industrial automation: Enables storage of calibration data and device parameters.
3. Consumer electronics: Utilized in devices such as smart TVs, set-top boxes, and gaming consoles for firmware storage and customization.
4. Medical devices: Stores patient data, device configurations, and usage logs.
5. Internet of Things (IoT): Supports data storage in IoT devices for sensor readings, device identification, and network configurations.

Alternative Models

Several alternative models to the AT93C46R-10SI-2.7 chip are available in the market, offering similar functionality and compatibility. Some notable alternatives include:

1. AT24C02: 2 kilobit EEPROM chip with a wider operating voltage range.
2. CAT24C16: 16 kilobit EEPROM chip with faster write times.
3. ST M24C64: 64 kilobit EEPROM chip with extended