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AT25128B-MAHL-T

AT25128B-MAHL-T

Product Overview

Category

AT25128B-MAHL-T belongs to the category of non-volatile memory integrated circuits.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

  • Non-volatile: The AT25128B-MAHL-T retains stored data even when power is disconnected.
  • High capacity: This memory chip has a storage capacity of 128 kilobits (16 kilobytes).
  • Low power consumption: The AT25128B-MAHL-T operates efficiently with minimal power requirements.
  • Fast access time: It provides quick read and write operations, enhancing overall system performance.

Package

The AT25128B-MAHL-T is available in a compact SOP-8 package, which ensures easy integration into circuit boards.

Essence

This memory chip is designed to provide reliable and efficient data storage capabilities for electronic devices.

Packaging/Quantity

The AT25128B-MAHL-T is typically packaged in reels containing 2,000 units per reel.

Specifications

  • Memory Type: Serial EEPROM
  • Capacity: 128 kilobits (16 kilobytes)
  • Interface: SPI (Serial Peripheral Interface)
  • Supply Voltage: 1.7V - 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Data Retention: 100 years
  • Endurance: 1 million write cycles

Detailed Pin Configuration

The AT25128B-MAHL-T features an 8-pin configuration:

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

Functional Features

  • Byte and Page Write Operations: Allows data to be written in individual bytes or entire pages.
  • Sequential Read: Enables efficient reading of consecutive memory locations.
  • Software Protection: Provides write protection for specific memory areas using software commands.
  • Hardware Protection: Utilizes the Write Protect (/WP) pin to prevent accidental writes.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data retention even during power loss.
  • High storage capacity for various applications.
  • Low power consumption prolongs battery life.
  • Fast access time enhances system performance.
  • Compact package facilitates easy integration.

Disadvantages

  • Limited storage capacity compared to other memory technologies.
  • Relatively slower write speed compared to some alternatives.

Working Principles

The AT25128B-MAHL-T utilizes a Serial Peripheral Interface (SPI) to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The chip's internal circuitry manages read and write operations, ensuring reliable data storage and retrieval.

Detailed Application Field Plans

The AT25128B-MAHL-T finds application in various electronic devices, including but not limited to: - Microcontrollers - Computers - Consumer electronics - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

  1. AT25256B-MAHL-T: A higher-capacity version with 256 kilobits (32 kilobytes) of storage.
  2. AT25080B-MAHL-T: A lower-capacity variant with 80 kilobits (10 kilobytes) of storage.
  3. AT25320B-MAHL-T: A higher-capacity option with 320 kilobits (40 kilobytes) of storage.

These alternative models offer different storage capacities to cater to diverse application requirements.

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技術ソリューションにおける AT25128B-MAHL-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 AT25128B-MAHL-T in technical solutions:

  1. Q: What is AT25128B-MAHL-T? A: AT25128B-MAHL-T is a specific model of EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology. It has a capacity of 128 kilobits (16 kilobytes) and operates at low voltage.

  2. Q: What are the typical applications of AT25128B-MAHL-T? A: AT25128B-MAHL-T is commonly used in various electronic devices for storing configuration data, calibration parameters, and other non-volatile information. It can be found in automotive systems, industrial equipment, consumer electronics, and more.

  3. Q: How does AT25128B-MAHL-T connect to a microcontroller or other devices? A: AT25128B-MAHL-T uses a standard SPI (Serial Peripheral Interface) protocol for communication. It requires four connections: Chip Select (CS), Serial Clock (SCK), Serial Data Input (SI), and Serial Data Output (SO).

  4. Q: What is the operating voltage range of AT25128B-MAHL-T? A: AT25128B-MAHL-T operates within a voltage range of 1.8V to 5.5V, making it compatible with a wide range of systems.

  5. Q: Can AT25128B-MAHL-T be reprogrammed multiple times? A: Yes, AT25128B-MAHL-T is an EEPROM, which means it can be electrically erased and reprogrammed multiple times without requiring additional external components.

  6. Q: What is the maximum data transfer speed of AT25128B-MAHL-T? A: The maximum data transfer speed of AT25128B-MAHL-T is typically specified as 10 MHz, allowing for fast read and write operations.

  7. Q: Does AT25128B-MAHL-T have any built-in security features? A: Yes, AT25128B-MAHL-T supports hardware write protection, which allows specific memory areas to be locked to prevent accidental or unauthorized modification.

  8. Q: Can AT25128B-MAHL-T operate in extreme temperature conditions? A: Yes, AT25128B-MAHL-T is designed to operate reliably in a wide temperature range, typically from -40°C to +85°C, making it suitable for harsh environments.

  9. Q: Is AT25128B-MAHL-T RoHS compliant? A: Yes, AT25128B-MAHL-T is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring it meets environmental standards.

  10. Q: Where can I find more detailed technical information about AT25128B-MAHL-T? A: You can refer to the datasheet provided by Microchip Technology, which contains comprehensive information about the electrical characteristics, timing diagrams, and programming instructions for AT25128B-MAHL-T.