AT93C46A-10SC-2.5

Overview

Product Category

AT93C46A-10SC-2.5 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT93C46A-10SC-2.5 chip is primarily used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The data stored in the AT93C46A-10SC-2.5 chip remains intact even when power is disconnected.
• Electrically erasable: The chip allows for easy modification and erasure of stored data through electrical signals.
• Programmable: Users can write and rewrite data to the chip multiple times.
• Small form factor: The AT93C46A-10SC-2.5 chip is designed to be compact, making it suitable for space-constrained applications.
• Low power consumption: The chip operates efficiently with minimal power requirements.

Package and Quantity

The AT93C46A-10SC-2.5 chip is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels or tubes containing a specified quantity of chips.

Specifications

• Operating Voltage: 2.5V
• Memory Size: 1 kilobit (128 bytes)
• Organization: 64 words × 16 bits or 128 bytes
• Interface: Serial Peripheral Interface (SPI)
• Maximum Clock Frequency: 2 MHz
• Write Time: 5 ms (typical)
• Data Retention: 100 years (minimum)

Pin Configuration

The AT93C46A-10SC-2.5 chip features an 8-pin SOIC package with the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Enable (/W)
6. VCC (Power Supply)
7. Ground (GND)
8. Not Connected (NC)

Functional Features

The AT93C46A-10SC-2.5 chip offers the following functional features:

• Sequential Read: Allows for sequential reading of data stored in memory.
• Byte/Page Write: Enables writing of individual bytes or entire pages of data.
• Self-Timed Programming Cycle: Simplifies the programming process by automatically managing timing requirements.
• Software Protection: Provides software-controlled write protection to prevent accidental modification of stored data.
• Hardware Data Protection: Implements hardware-based protection mechanisms to secure critical data.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable devices.
• Easy programmability and erasability facilitate efficient data management.
• High data retention ensures long-term reliability.
• Compatibility with SPI interface simplifies integration into existing systems.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively slower write times may impact performance in certain applications.
• Vulnerable to electrical disturbances, requiring proper shielding and grounding measures.

Working Principles

The AT93C46A-10SC-2.5 chip utilizes EEPROM technology to store and retrieve data. It employs a combination of electric signals and internal circuitry to enable read, write, and erase operations. The chip communicates with the host device through the SPI interface, allowing for seamless integration into various electronic systems.

Application Field Plans

The AT93C46A-10SC-2.5 chip finds application in a wide range of industries and devices, including but not limited to: - Automotive electronics - Industrial control systems - Smart meters - Medical devices - Consumer electronics

Alternative Models

Several alternative models with similar functionality to the AT93C46A-10SC-2.5 chip are available in the market. These include: - AT93C46B - AT93C66A - AT93C86A

These alternative models offer varying memory sizes, operating voltages, and package options, providing flexibility for different application requirements.

In conclusion, the AT93C46A-10SC-2.5 chip is a compact and versatile EEPROM solution suitable for various electronic devices. Its non-volatile nature, ease of programmability, and compatibility with SPI interface make it an ideal choice for applications requiring reliable data storage and retrieval.