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AT49BV002-12TI

AT49BV002-12TI

Product Overview

Category

AT49BV002-12TI belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving data in electronic systems.

Characteristics

  • Non-volatile: Retains data even when power is turned off.
  • High storage capacity: The AT49BV002-12TI has a storage capacity of 2 megabits (256 kilobytes).
  • Fast access time: It offers a fast access time of 120 nanoseconds.
  • Low power consumption: Designed to operate with low power requirements.
  • Reliable: Provides high endurance and data retention capabilities.

Package

The AT49BV002-12TI is available in a standard Thin Small Outline Package (TSOP) format.

Essence

The essence of AT49BV002-12TI lies in its ability to provide reliable, non-volatile memory storage for electronic systems.

Packaging/Quantity

The AT49BV002-12TI is typically packaged in reels or tubes, with each package containing a specific quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Storage Capacity: 2 Megabits (256 Kilobytes)
  • Access Time: 120 Nanoseconds
  • Supply Voltage: 2.7V - 3.6V
  • Operating Temperature Range: -40°C to +85°C
  • Interface: Parallel
  • Organization: 32K x 8 bits
  • Erase/Program Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The AT49BV002-12TI features a parallel interface with the following pin configuration:

  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. A15 - Address Input
  17. CE - Chip Enable Input
  18. OE - Output Enable Input
  19. WE - Write Enable Input
  20. BYTE - Byte/Word Organization Selection Input
  21. DQ0 - Data Input/Output
  22. DQ1 - Data Input/Output
  23. DQ2 - Data Input/Output
  24. DQ3 - Data Input/Output
  25. DQ4 - Data Input/Output
  26. DQ5 - Data Input/Output
  27. DQ6 - Data Input/Output
  28. DQ7 - Data Input/Output
  29. VCC - Power Supply
  30. GND - Ground

Functional Features

  • Random Access: Allows for direct access to any memory location.
  • Erase and Program Operations: Supports sector erase and byte/word programming operations.
  • Hardware Data Protection: Provides protection against accidental write or erase operations.
  • Automatic Sleep Mode: Reduces power consumption when the device is not in use.
  • Ready/Busy Output: Indicates the status of the device during read, program, and erase operations.

Advantages and Disadvantages

Advantages

  • Non-volatile storage ensures data retention even without power.
  • Fast access time allows for quick retrieval of stored information.
  • Low power consumption makes it suitable for battery-powered devices.
  • High endurance and reliability ensure long-term data integrity.
  • Hardware data protection prevents accidental data corruption.

Disadvantages

  • Limited storage capacity compared to other memory devices.
  • Parallel interface may require additional circuitry for interfacing with modern systems.
  • Erase and program operations have a limited number of cycles.

Working Principles

The AT49BV002-12TI utilizes flash memory technology to store data. It employs a combination of floating-gate transistors and charge storage elements to retain information even when power is turned off. The device can be accessed using the parallel interface, allowing for random access to any memory location. Erase and program operations are performed on sectors or individual bytes/words, providing flexibility in data manipulation.

Detailed Application Field Plans

The AT49BV002-12TI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

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

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT49BV002-12TI include: - AT

技術ソリューションにおける AT49BV002-12TI の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AT49BV002-12TI in technical solutions:

  1. Q: What is the AT49BV002-12TI? A: The AT49BV002-12TI is a 2-megabit (256K x 8) CMOS flash memory device.

  2. Q: What are the key features of the AT49BV002-12TI? A: The key features include a 12 ns access time, low power consumption, sector erase capability, and compatibility with various microcontrollers.

  3. Q: How can I interface the AT49BV002-12TI with a microcontroller? A: The AT49BV002-12TI uses a standard parallel interface, making it compatible with most microcontrollers.

  4. Q: Can I use the AT49BV002-12TI as a boot device? A: Yes, the AT49BV002-12TI can be used as a boot device due to its fast access time and sector erase capability.

  5. Q: What voltage levels does the AT49BV002-12TI support? A: The AT49BV002-12TI supports a single power supply voltage range of 2.7V to 3.6V.

  6. Q: Is the AT49BV002-12TI suitable for high-reliability applications? A: Yes, the AT49BV002-12TI is designed for high-reliability applications and offers a minimum endurance of 100,000 program/erase cycles.

  7. Q: Can I perform in-system programming on the AT49BV002-12TI? A: Yes, the AT49BV002-12TI supports in-system programming, allowing you to update the memory contents while it is connected to the system.

  8. Q: What is the typical power consumption of the AT49BV002-12TI? A: The typical power consumption of the AT49BV002-12TI is very low, with active current typically around 20 mA and standby current typically around 10 µA.

  9. Q: Does the AT49BV002-12TI support hardware data protection? A: Yes, the AT49BV002-12TI provides hardware data protection features such as a write protect pin and a software command to protect specific sectors.

  10. Q: Can I use the AT49BV002-12TI in automotive applications? A: Yes, the AT49BV002-12TI is suitable for automotive applications and meets the requirements of various automotive standards.

Please note that these answers are general and may vary depending on the specific application and requirements.