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AT45DB161E-MHF2B-T
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AT45DB161E-MHF2B-T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data Storage
  • Characteristics: Non-volatile, Serial Interface, Flash Memory
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Essence: The AT45DB161E-MHF2B-T is a flash memory IC that provides non-volatile data storage. It offers a serial interface for easy integration into various electronic devices.
  • Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

  • Memory Size: 16 Megabits (2 Megabytes)
  • Interface: Serial Peripheral Interface (SPI)
  • Operating Voltage: 2.7V to 3.6V
  • Data Retention: Up to 20 years
  • Program/Erase Cycles: 10,000 cycles
  • Page Size: 528 bytes
  • Sector Size: 256 pages (131,328 bytes)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The AT45DB161E-MHF2B-T has the following pin configuration:

  1. Chip Select (/CS)
  2. Output Enable (/OE)
  3. Write Protect (/WP)
  4. Serial Clock (SCK)
  5. Serial Data Input (SI)
  6. Serial Data Output (SO)
  7. Ground (GND)
  8. Power Supply (VCC)

Functional Features

  • Serial Interface: The SPI interface allows for easy communication with microcontrollers and other devices.
  • Page Program: Individual pages can be programmed without the need to erase the entire memory.
  • Sector Erase: Sectors can be erased to allow for efficient data management.
  • Continuous Read Mode: Enables fast sequential reading of data.
  • Software Protection: Write protection can be enabled to prevent accidental modification of stored data.

Advantages and Disadvantages

Advantages: - Compact package size for space-constrained applications. - Low power consumption. - High-speed data transfer using the SPI interface. - Flexible page programming and sector erase options.

Disadvantages: - Limited memory size compared to larger flash memory ICs. - Limited program/erase cycles may affect the lifespan in certain applications. - Lack of built-in error correction mechanisms.

Working Principles

The AT45DB161E-MHF2B-T utilizes a floating-gate transistor technology to store data. It employs a serial interface, allowing for easy integration with microcontrollers and other devices. The memory is organized into pages and sectors, enabling efficient data management. Data can be written to individual pages without erasing the entire memory, and sectors can be erased when necessary. The SPI interface facilitates fast data transfer between the IC and the controlling device.

Detailed Application Field Plans

The AT45DB161E-MHF2B-T is commonly used in various applications, including:

  1. Consumer Electronics: Used for firmware storage in smartphones, tablets, digital cameras, and portable media players.
  2. Industrial Automation: Provides non-volatile storage for programmable logic controllers (PLCs), industrial control systems, and data loggers.
  3. Automotive Systems: Used for storing configuration data, firmware updates, and event logging in automotive electronics.
  4. Medical Devices: Enables secure storage of patient data, firmware updates, and device configuration settings in medical equipment.
  5. Internet of Things (IoT): Suitable for IoT devices requiring non-volatile memory for data storage and firmware updates.

Detailed and Complete Alternative Models

  1. AT45DB321E-MHF2B-T: 32 Megabit (4 Megabyte) flash memory IC with similar features and package.
  2. AT45DB641E-MHF2B-T: 64 Megabit (8 Megabyte) flash memory IC with similar features and package.
  3. AT25SF041-SSHD-T: 4 Megabit (512 Kilobyte) flash memory IC with a smaller package size.

These alternative models offer different memory sizes and package options to suit various application requirements.

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技術ソリューションにおける AT45DB161E-MHF2B-T 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 AT45DB161E-MHF2B-T in technical solutions:

  1. Q: What is the AT45DB161E-MHF2B-T? A: The AT45DB161E-MHF2B-T is a serial flash memory device with a capacity of 16 megabits (2 megabytes). It is commonly used for data storage in various electronic devices.

  2. Q: What is the interface used to communicate with the AT45DB161E-MHF2B-T? A: The AT45DB161E-MHF2B-T uses a standard SPI (Serial Peripheral Interface) for communication with microcontrollers or other devices.

  3. Q: What voltage levels does the AT45DB161E-MHF2B-T support? A: The AT45DB161E-MHF2B-T supports a wide range of voltage levels, typically from 2.7V to 3.6V.

  4. Q: How fast can data be read from the AT45DB161E-MHF2B-T? A: The AT45DB161E-MHF2B-T has a maximum read speed of up to 85 MHz, allowing for fast data retrieval.

  5. Q: Can the AT45DB161E-MHF2B-T be used for both read and write operations? A: Yes, the AT45DB161E-MHF2B-T supports both read and write operations, making it suitable for applications that require data storage and retrieval.

  6. Q: Is the AT45DB161E-MHF2B-T capable of storing data reliably? A: Yes, the AT45DB161E-MHF2B-T incorporates various error detection and correction mechanisms, ensuring reliable data storage.

  7. Q: Can the AT45DB161E-MHF2B-T be used in harsh environments? A: Yes, the AT45DB161E-MHF2B-T is designed to operate in a wide temperature range and can withstand harsh environmental conditions.

  8. Q: How many erase cycles does the AT45DB161E-MHF2B-T support? A: The AT45DB161E-MHF2B-T supports up to 10,000 erase cycles, making it suitable for applications that require frequent data updates.

  9. Q: Does the AT45DB161E-MHF2B-T have any security features? A: Yes, the AT45DB161E-MHF2B-T provides hardware-based security features like password protection and lockable sectors to prevent unauthorized access to data.

  10. Q: Are there any development tools or libraries available for working with the AT45DB161E-MHF2B-T? A: Yes, the manufacturer provides development tools, software libraries, and documentation to assist developers in integrating the AT45DB161E-MHF2B-T into their technical solutions.

Please note that these answers are general and may vary depending on specific implementation details and requirements.