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AT45DB081B-RI-2.5

AT45DB081B-RI-2.5

Product Overview

Category

AT45DB081B-RI-2.5 belongs to the category of Serial DataFlash® Memory.

Use

This product is primarily used for data storage and retrieval in various electronic devices.

Characteristics

  • Serial interface
  • Non-volatile memory
  • High-speed operation
  • Low power consumption

Package

AT45DB081B-RI-2.5 is available in a compact 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide reliable and efficient data storage solutions for electronic devices.

Packaging/Quantity

AT45DB081B-RI-2.5 is typically packaged in reels, with each reel containing a specific quantity of units.

Specifications

  • Memory Size: 8 megabits (1 megabyte)
  • Operating Voltage: 2.7V - 3.6V
  • Interface: Serial Peripheral Interface (SPI)
  • Maximum Clock Frequency: 85 MHz
  • Erase/Program Operations: 100,000 cycles
  • Data Retention: Up to 20 years

Detailed Pin Configuration

  1. VCC: Power supply voltage
  2. GND: Ground
  3. SI: Serial input
  4. SO: Serial output
  5. WP: Write protect
  6. HOLD: Hold input
  7. SCK: Serial clock
  8. CS: Chip select

Functional Features

  • Page Program Operation: Allows individual bytes or full pages to be programmed.
  • Sector Erase Operation: Enables erasing of entire sectors.
  • Continuous Read Mode: Facilitates sequential reading of data.
  • Deep Power-down Mode: Reduces power consumption when the device is not in use.
  • Software Protection: Provides software-controlled write protection for specific memory areas.

Advantages and Disadvantages

Advantages

  • High-speed data transfer
  • Low power consumption
  • Compact package size
  • Reliable data retention
  • Flexible erase and program operations

Disadvantages

  • Limited storage capacity (8 megabits)
  • Requires a compatible serial interface for communication

Working Principles

AT45DB081B-RI-2.5 utilizes flash memory technology to store and retrieve data. It employs a serial interface, allowing for efficient communication with the host device. The device supports various operations such as page programming, sector erasing, and continuous reading. It also incorporates software protection features to ensure data integrity.

Detailed Application Field Plans

AT45DB081B-RI-2.5 finds applications in a wide range of electronic devices, including but not limited to: - Consumer electronics - Industrial control systems - Automotive electronics - Medical devices - Communication equipment

Detailed and Complete Alternative Models

  1. AT45DB161E-SSHN-T: 16 megabit Serial DataFlash® Memory
  2. AT45DB321E-SHN-B: 32 megabit Serial DataFlash® Memory
  3. AT45DB641E-MUHN-T: 64 megabit Serial DataFlash® Memory
  4. AT45DB1282D-CNU: 128 megabit Serial DataFlash® Memory

These alternative models offer increased storage capacities while maintaining similar characteristics and functionality to AT45DB081B-RI-2.5.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT45DB081B-RI-2.5 en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT45DB081B-RI-2.5 in technical solutions:

  1. Q: What is the AT45DB081B-RI-2.5? A: The AT45DB081B-RI-2.5 is a serial flash memory chip with a capacity of 8 megabits (1 megabyte). It is commonly used for data storage in various electronic devices.

  2. Q: What is the operating voltage range of the AT45DB081B-RI-2.5? A: The AT45DB081B-RI-2.5 operates within a voltage range of 2.7V to 3.6V.

  3. Q: What is the interface used to communicate with the AT45DB081B-RI-2.5? A: The AT45DB081B-RI-2.5 uses a standard SPI (Serial Peripheral Interface) for communication with the host microcontroller.

  4. Q: Can the AT45DB081B-RI-2.5 be used for code execution? A: No, the AT45DB081B-RI-2.5 is primarily designed for data storage and retrieval. It is not suitable for executing code directly.

  5. Q: What is the maximum data transfer rate supported by the AT45DB081B-RI-2.5? A: The AT45DB081B-RI-2.5 supports a maximum data transfer rate of 85 MHz when using the SPI interface.

  6. Q: Is the AT45DB081B-RI-2.5 compatible with both 3.3V and 5V microcontrollers? A: Yes, the AT45DB081B-RI-2.5 is compatible with both 3.3V and 5V microcontrollers, thanks to its wide operating voltage range.

  7. Q: Can the AT45DB081B-RI-2.5 be used in industrial temperature environments? A: Yes, the AT45DB081B-RI-2.5 is designed to operate reliably in industrial temperature ranges from -40°C to +85°C.

  8. Q: How many erase/write cycles can the AT45DB081B-RI-2.5 endure? A: The AT45DB081B-RI-2.5 is specified to endure a minimum of 10,000 erase/write cycles per sector.

  9. Q: Does the AT45DB081B-RI-2.5 support hardware or software write protection? A: The AT45DB081B-RI-2.5 supports both hardware and software write protection mechanisms to prevent accidental data modification.

  10. Q: Are there any specific considerations for power supply decoupling when using the AT45DB081B-RI-2.5? A: Yes, it is recommended to provide proper power supply decoupling capacitors near the VCC and VCCQ pins of the AT45DB081B-RI-2.5 to ensure stable operation and minimize noise interference.

Please note that these answers are based on general knowledge about the AT45DB081B-RI-2.5 and may vary depending on the specific application and implementation. It is always advisable to refer to the datasheet and technical documentation provided by the manufacturer for accurate and detailed information.