AT49F001N-90JI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT49F001N-90JI is a non-volatile memory IC primarily used for data storage and retrieval in electronic devices.

Characteristics: - Non-volatile: Retains stored data even when power is turned off. - High capacity: Offers 1 megabit (128 kilobytes) of storage space. - Fast access time: Operates at a speed of 90 nanoseconds. - Low power consumption: Designed to minimize energy usage. - Durable: Can withstand multiple read/write cycles without degradation.

Package: The AT49F001N-90JI is available in a 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence: This IC serves as a reliable and efficient solution for storing critical data in various electronic applications.

Packaging/Quantity: The AT49F001N-90JI is typically sold in reels, with each reel containing a quantity of 250 units.

Specifications

• Memory Type: Flash
• Memory Size: 1 Megabit (128 Kilobytes)
• Access Time: 90 Nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: PLCC-32

Pin Configuration

The AT49F001N-90JI features the following pin configuration:

┌───┬───┐ │1 └─ 32│ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ └───┴───┘

Functional Features

• High-Speed Operation: The AT49F001N-90JI offers fast read and write operations, allowing for efficient data access.
• Versatile Interface: It supports a standard parallel interface, making it compatible with various microcontrollers and systems.
• Sector Lockout: This feature allows specific sectors of the memory to be protected from accidental erasure or modification.
• Software Data Protection: The IC provides software-controlled protection mechanisms to prevent unauthorized access to stored data.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures data retention even during power loss. - High storage capacity suitable for a wide range of applications. - Fast access time enables quick data retrieval. - Low power consumption prolongs battery life in portable devices. - Durable design withstands frequent read/write cycles.

Disadvantages: - Limited storage capacity compared to newer memory technologies. - Relatively slower access time compared to some modern memory ICs. - Requires additional circuitry for programming and erasing operations.

Working Principles

The AT49F001N-90JI utilizes flash memory technology to store and retrieve data. It employs a grid of memory cells that can be electrically programmed and erased. When data is written, an electrical charge is applied to the memory cells, altering their state. To read the stored data, the IC detects the state of each memory cell and outputs the corresponding information.

Detailed Application Field Plans

The AT49F001N-90JI finds applications in various electronic devices, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Its high capacity, fast access time, and non-volatile nature make it suitable for storing firmware, configuration data, and other critical information in these applications.

Alternative Models

Here are some alternative models that offer similar functionality to the AT49F001N-90JI: - AT49F002N-90JI - AT49F004N-90JI - AM29F010B-90JI - AM29F002B-90JI

These alternatives provide different storage capacities or package options while maintaining compatibility with the same interface and operating characteristics.

In conclusion, the AT49F001N-90JI is a reliable and versatile non-volatile memory IC that offers high capacity, fast access time, and low power consumption. Its functional features, advantages, and application versatility make it a