AT27LV256A-90TI

Product Overview

Category

AT27LV256A-90TI belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for storing and retrieving digital information.

Characteristics

• Non-volatile memory: The AT27LV256A-90TI retains stored data even when power is turned off.
• High capacity: It has a storage capacity of 256 kilobits.
• Fast access time: The access time is 90 nanoseconds, allowing for quick retrieval of data.
• Low power consumption: The AT27LV256A-90TI operates on low power, making it suitable for battery-powered devices.

Package

The AT27LV256A-90TI is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to provide non-volatile memory storage with fast access times and low power consumption.

Packaging/Quantity

The AT27LV256A-90TI is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 256 kilobits
• Access Time: 90 nanoseconds
• Operating Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC

Detailed Pin Configuration

The AT27LV256A-90TI has a total of 28 pins. The pin configuration is as follows:

1. A0 - Address Input
2. A1 - Address Input
3. A2 - Address Input
4. A3 - Address Input
5. A4 - Address Input
6. A5 - Address Input
7. A6 - Address Input
8. A7 - Address Input
9. A8 - Address Input
10. A9 - Address Input
11. A10 - Address Input
12. A11 - Address Input
13. A12 - Address Input
14. A13 - Address Input
15. A14 - Address Input
16. /OE - Output Enable
17. /CE - Chip Enable
18. /WE - Write Enable
19. I/O0 - Data Input/Output
20. I/O1 - Data Input/Output
21. I/O2 - Data Input/Output
22. I/O3 - Data Input/Output
23. I/O4 - Data Input/Output
24. I/O5 - Data Input/Output
25. VCC - Power Supply
26. GND - Ground
27. NC - No Connection
28. /WP - Write Protect

Functional Features

The AT27LV256A-90TI offers the following functional features:

• Non-volatile storage: The data stored in this IC is retained even when power is turned off.
• Fast access time: With an access time of 90 nanoseconds, it allows for quick retrieval of data.
• Easy integration: The IC can be easily integrated into various electronic devices due to its compact size and standard pin configuration.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Fast access time enables quick data retrieval.
• Low power consumption makes it suitable for battery-powered devices.
• Compact size and standard pin configuration allow for easy integration.

Disadvantages

• Limited storage capacity compared to higher-capacity memory options.
• Relatively slower access time compared to some modern memory technologies.

Working Principles

The AT27LV256A-90TI utilizes a combination of electronic circuits and semiconductor memory cells to store and retrieve digital information. When the chip enable (/CE) and output enable (/OE) signals are activated, the addressed memory location's data is made available on the data input/output pins (I/O0-I/O5). The write enable (/WE) signal allows for writing new data to the specified memory location.

Detailed Application Field Plans

The AT27LV256A-90TI can be used in various applications, including but not limited to:

1. Consumer Electronics: Used in devices such as digital cameras, MP3 players, and handheld gaming consoles for storing user data and firmware.
2. Automotive Electronics: Employed in automotive systems for storing critical information like engine parameters, sensor data, and configuration settings.
3. Industrial Control Systems: Utilized in industrial control systems for storing program code, configuration data, and log information.
4. Communication Devices: Integrated into communication devices like routers and modems for storing firmware and network configurations.

Detailed and Complete Alternative Models

1. AT27C256R-90TI: Similar to AT27LV256A-90TI, but with a different programming voltage requirement.
2. AT28C256-15PU: Offers