AT49F002T-90TC

Product Overview

Category: Integrated Circuit (IC)

Use: The AT49F002T-90TC is a non-volatile memory IC primarily used for data storage and retrieval in electronic devices.

Characteristics: - Non-volatile: Retains data even when power is turned off. - High-speed operation: Capable of fast read and write cycles. - Large storage capacity: 2 megabits (256 kilobytes) of memory. - Low power consumption: Optimized for energy efficiency. - Reliable: Built-in error detection and correction mechanisms.

Package: The AT49F002T-90TC is available in a Thin Small Outline Package (TSOP), which provides a compact form factor suitable for space-constrained applications.

Essence: The essence of the AT49F002T-90TC lies in its ability to store and retrieve digital information reliably, making it an essential component in various electronic devices.

Packaging/Quantity: The AT49F002T-90TC is typically packaged in reels or tubes, with quantities varying depending on customer requirements.

Specifications

• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 90ns
• Organization: 256K x 8 bits
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Pin Configuration

The AT49F002T-90TC features a standard pin configuration with a total of 32 pins. Below is a detailed pinout diagram:

┌───┬───┐ │1 └─┬─┘ │ │ │ ... │ │ │ │31 ┌─┬─┘ └───┴───┘

Functional Features

• Byte-wise programmable: Allows individual bytes to be programmed or erased.
• Sector erase capability: Supports erasing of entire sectors for efficient memory management.
• Hardware and software protection: Provides mechanisms to prevent unauthorized access or modification of data.
• Automatic sleep mode: Enters a low-power state when not in use, conserving energy.

Advantages and Disadvantages

Advantages: - High-speed operation enables fast data access. - Non-volatile nature ensures data retention even during power loss. - Low power consumption prolongs battery life in portable devices. - Robust error detection and correction mechanisms enhance data reliability.

Disadvantages: - Limited storage capacity compared to newer memory technologies. - Relatively slower access times compared to some modern memory ICs. - Erase and program cycles have a finite endurance, which may limit the lifespan of the device in certain applications.

Working Principles

The AT49F002T-90TC utilizes Flash memory technology to store digital information. It employs a combination of floating-gate transistors and control circuitry to enable both programming and erasing of data. The stored information is retained even when power is removed, making it suitable for non-volatile memory applications.

Detailed Application Field Plans

The AT49F002T-90TC finds application in various electronic devices, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Its ability to provide reliable and non-volatile storage makes it well-suited for applications that require data persistence and quick access.

Alternative Models

For those seeking alternative options, the following models offer similar functionality to the AT49F002T-90TC: - AT49F002NT-90TC - AT49F002NT-70TC - AT49F002NT-55TC

These models share comparable specifications and pin configurations, providing flexibility in choosing the most suitable option for specific requirements.

Word count: 511