AT28BV256-20TI

Product Overview

Category

AT28BV256-20TI belongs to the category of non-volatile memory devices.

Use

This product is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: The stored data is retained even when power is removed.
• High capacity: The AT28BV256-20TI has a storage capacity of 256 kilobits.
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
• Fast access time: The device offers quick access to stored data.

Package

The AT28BV256-20TI is available in a compact package that ensures easy integration into various electronic systems.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for digital information.

Packaging/Quantity

The AT28BV256-20TI is typically packaged in reels or tubes, with each containing a specific quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 256 kilobits
• Operating Voltage: 2.7V - 5.5V
• Access Time: 200 nanoseconds
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

The AT28BV256-20TI features a standard pin configuration, as follows:

1. VCC: Power supply voltage
2. A0-A14: Address inputs
3. CE: Chip enable
4. OE: Output enable
5. WE: Write enable
6. I/O0-I/O7: Data input/output lines
7. NC: No connection (reserved)
8. GND: Ground

Functional Features

• Random Access: The AT28BV256-20TI allows for random access to any location within its storage capacity.
• Byte-Writable: It supports byte-level write operations, enabling efficient data modification.
• Data Protection: The device incorporates various mechanisms to protect stored data from accidental modifications.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High storage capacity for a wide range of applications.
• Low power consumption extends battery life in portable devices.
• Fast access time enables quick retrieval of information.

Disadvantages

• Limited write endurance compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative memory options.

Working Principles

The AT28BV256-20TI utilizes a combination of electronic circuits and non-volatile memory cells to store and retrieve digital information. When powered on, the device allows read and write operations based on the control signals received from the host system.

Detailed Application Field Plans

The AT28BV256-20TI finds application in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Industrial automation - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

1. AT28C256: Similar non-volatile memory device with a lower access time.
2. AT45DB256: Flash memory device with higher storage capacity and faster write speeds.
3. 25LC256: Serial EEPROM with lower power consumption and smaller package size.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

In conclusion, the AT28BV256-20TI is a non-volatile memory device that provides reliable storage for digital information. With its high capacity, low power consumption, and fast access time, it is well-suited for a wide range of applications in various industries. While it has certain limitations, such as limited write endurance and higher cost per bit, alternative models are available to cater to different needs.