Microchip Technology
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AT49LV002NT-90PC
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AT49LV002NT-90PC

Product Overview

Category

The AT49LV002NT-90PC belongs to the category of non-volatile memory devices.

Use

It is used for storing and retrieving data in electronic systems, such as microcontrollers, embedded systems, and consumer electronics.

Characteristics

  • Non-volatile: Retains stored data even when power is removed
  • High-speed access: Allows for quick data retrieval
  • Low power consumption: Energy-efficient operation
  • Durable: Withstands environmental stress and temperature variations

Package

The AT49LV002NT-90PC is typically available in a compact, surface-mount package.

Essence

This product serves as a reliable and efficient storage solution for various electronic applications.

Packaging/Quantity

It is commonly supplied in reels or trays, with quantities varying based on customer requirements.

Specifications

  • Memory Capacity: 2 megabits (256K x 8)
  • Access Time: 90 nanoseconds
  • Operating Voltage: 2.7V - 3.6V
  • Interface: Parallel
  • Operating Temperature: -40°C to 85°C
  • Package Type: 32-lead PLCC (Plastic Leaded Chip Carrier)

Detailed Pin Configuration

The AT49LV002NT-90PC features a 32-pin configuration, including address pins, data input/output pins, control pins, and power supply pins. A detailed pinout diagram can be found in the product datasheet.

Functional Features

  • Fast access time for efficient data retrieval
  • Low power consumption for energy efficiency
  • Reliable non-volatile storage for data retention
  • Parallel interface for seamless integration with various systems

Advantages and Disadvantages

Advantages

  • High-speed access
  • Low power consumption
  • Durable and reliable
  • Easy integration into existing systems

Disadvantages

  • Limited capacity compared to newer memory technologies
  • Parallel interface may require more complex interfacing circuitry

Working Principles

The AT49LV002NT-90PC utilizes flash memory technology, which allows for data storage without the need for a constant power source. When data is written to the memory, it is stored using electrical charges, and these charges are retained even when the power is turned off. The parallel interface enables the transfer of data between the memory and the host system.

Detailed Application Field Plans

The AT49LV002NT-90PC is well-suited for use in various applications, including: - Microcontroller-based systems - Embedded systems - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • AT49BV002NT-90TC: Similar specifications with different package type
  • SST39SF020A: Comparable flash memory device with higher capacity
  • W25Q16JV: Alternative with serial interface and smaller form factor

In conclusion, the AT49LV002NT-90PC offers a reliable and efficient non-volatile memory solution for a wide range of electronic applications, despite its limitations in capacity and interface complexity. Its high-speed access, low power consumption, and durability make it a valuable component in modern electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT49LV002NT-90PC v technických řešeních

  1. What is the AT49LV002NT-90PC?

    • The AT49LV002NT-90PC is a 2-megabit, 3-volt-only in-system programmable flash memory.

  2. What are the key features of the AT49LV002NT-90PC?

    • It features a 90ns access time, low power consumption, and in-system programming capability.

  3. What are the typical applications for the AT49LV002NT-90PC?

    • It is commonly used in embedded systems, consumer electronics, telecommunications, and industrial applications.

  4. How is the AT49LV002NT-90PC programmed?

    • It can be programmed in-system using standard microprocessor and microcontroller write timing.

  5. What voltage does the AT49LV002NT-90PC operate at?

    • It operates at a voltage range of 2.7V to 3.6V.

  6. What is the maximum access time for the AT49LV002NT-90PC?

    • The maximum access time is 90ns, making it suitable for high-speed applications.

  7. Does the AT49LV002NT-90PC support power-saving modes?

    • Yes, it supports deep power-down mode to minimize power consumption when not in use.

  8. Can the AT49LV002NT-90PC withstand industrial temperature ranges?

    • Yes, it is designed to operate reliably within industrial temperature ranges.

  9. What interface does the AT49LV002NT-90PC use for communication with the host system?

    • It uses a standard parallel interface for communication.

  10. Is the AT49LV002NT-90PC RoHS compliant?

    • Yes, it is RoHS compliant, ensuring environmental friendliness and regulatory compliance.