AT93C56W-10SI-2.5

Product Overview

Category

AT93C56W-10SI-2.5 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, automotive systems, 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 suitable for integration into space-constrained designs.
• Low power consumption: It operates efficiently, minimizing energy usage.
• High reliability: The chip offers robust performance and long-term data retention.

Package

AT93C56W-10SI-2.5 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this chip lies in its ability to store and retrieve data reliably, making it an essential component for many electronic systems.

Packaging/Quantity

AT93C56W-10SI-2.5 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Memory capacity: 2 kilobits (256 x 8 bits)
• Operating voltage: 2.5V
• Operating temperature range: -40°C to +85°C
• Write cycle endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The 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 timing for data transfer.
3. Serial Data Input (DI): Receives data during write operations.
4. Serial Data Output (DO): Outputs data during read operations.
5. Write Enable (/W): Controls write operations.
6. VCC: Power supply voltage.
7. Ground (GND): Electrical ground reference.
8. Not Used (NC): No connection.

Functional Features

• Sequential Read: Allows sequential reading of multiple memory locations.
• Byte/Page Write: Supports individual byte or page-level data writing.
• Self-Timed Programming Cycle: Simplifies programming operations.
• Software Protection: Provides security by allowing write protection of specific memory areas.
• Standby Mode: Reduces power consumption when the chip is not in use.

Advantages and Disadvantages

Advantages

• High reliability and long data retention.
• Compact size for easy integration into various designs.
• Low power consumption, suitable for battery-powered devices.
• Flexible programming options for efficient data management.
• Cost-effective solution for non-volatile storage needs.

Disadvantages

• Limited memory capacity compared to other storage technologies.
• Slower write speeds compared to volatile memory alternatives.
• Susceptible to electromagnetic interference (EMI) due to its small form factor.

Working Principles

AT93C56W-10SI-2.5 utilizes a floating gate transistor structure to store data. When data is written, an electrical charge is trapped in the floating gate, altering the transistor's behavior. This charge can be removed during erasure, allowing new data to be programmed.

The chip operates based on a serial communication protocol, where data is transferred bit-by-bit using the clock signal. It supports both read and write operations, enabling efficient data access and modification.

Detailed Application Field Plans

AT93C56W-10SI-2.5 finds applications in various fields, including:

1. Microcontrollers: Used for storing firmware, configuration settings, and calibration data.
2. Automotive Systems: Employed in electronic control units (ECUs) for storing critical vehicle data.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and digital cameras for data storage purposes.

Detailed and Complete Alternative Models

1. AT93C46W-10SI-2.5: Similar to AT93C56W-10SI-2.5 but with a smaller memory capacity of 1 kilobit.
2. AT93C66W-10SI-2.5: Offers a larger memory capacity of 4 kilobits compared to AT93C56W-10SI-2.5.

These alternative models provide options with varying memory capacities to suit different application requirements.

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