AT93C56W-10SC-2.5

Overview

Product Category

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

Use

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

Characteristics

• Electrically erasable: The AT93C56W-10SC-2.5 can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The data stored in this chip remains intact even when power is removed.
• High density: With a capacity of 2 kilobits (256 bytes), it offers ample storage space for small-scale applications.
• Low power consumption: The AT93C56W-10SC-2.5 operates efficiently with minimal power requirements.
• Wide operating voltage range: It can function reliably within a voltage range of 2.5V to 5.5V.

Package and Quantity

The AT93C56W-10SC-2.5 is available in an 8-pin small outline integrated circuit (SOIC) package. It is typically sold in reels containing multiple units.

Specifications

• Memory Capacity: 2 kilobits (256 bytes)
• Operating Voltage Range: 2.5V 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 AT93C56W-10SC-2.5 features 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

• Sequential Read and Write Operations: The AT93C56W-10SC-2.5 supports both sequential read and write operations, allowing efficient data transfer.
• Hardware Write Protection: It provides a write protection mechanism to prevent accidental modification of stored data.
• Self-Timed Programming Cycle: The chip automatically manages the timing of programming cycles, simplifying the integration process.

Advantages and Disadvantages

Advantages

• Compact Size: The small form factor of the AT93C56W-10SC-2.5 makes it suitable for space-constrained applications.
• High Reliability: This EEPROM chip offers reliable data storage with a long data retention period.
• Low Power Consumption: Its efficient power usage prolongs battery life in portable devices.

Disadvantages

• Limited Storage Capacity: With a capacity of 2 kilobits, this chip may not be sufficient for applications requiring extensive data storage.
• Slower Write Speed: The write time of 5ms can be relatively slow compared to other memory technologies.

Working Principles

The AT93C56W-10SC-2.5 utilizes an electrically erasable floating-gate technology. It stores data by trapping electrical charges in a floating gate, which can be erased or programmed using electrical signals. The chip communicates with the host device through the Serial Peripheral Interface (SPI), enabling seamless data transfer.

Application Field Plans

The AT93C56W-10SC-2.5 finds application in various fields, including:

1. Automotive Electronics: Used for storing critical vehicle data, such as mileage and configuration settings.
2. Industrial Control Systems: Employed in programmable logic controllers (PLCs) to store configuration parameters and program code.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for firmware storage and customization.

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the AT93C56W-10SC-2.5 include:

1. Microchip 25LC256: Offers a larger capacity of 32 kilobits and operates at a higher voltage range.
2. STMicroelectronics M24C02: Provides a lower capacity of 256 bits but features a faster write time.
3. Atmel AT24C02: Similar capacity to the AT93C56W-10SC-2.5 but operates at a lower voltage range.

In conclusion, the AT93C56W-10SC-2.5 is an electrically erasable programmable read-only memory chip commonly used for non-volatile data storage in various electronic devices. Its compact size, high reliability, and low power consumption make it suitable for a wide range of applications. However, its limited storage capacity and slower write speed should