Microchip Technology
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AT17C256A-10JI
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AT17C256A-10JI

Product Overview

Category

AT17C256A-10JI belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing data in electronic systems, providing reliable and long-term storage capabilities.

Characteristics

  • Non-volatile: Retains stored data even when power is removed.
  • High density: Offers a large storage capacity of 256 kilobits.
  • Low power consumption: Operates efficiently with minimal power requirements.
  • Fast access time: Provides quick retrieval of stored data.
  • Durable: Withstands harsh environmental conditions.

Package

AT17C256A-10JI is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of AT17C256A-10JI lies in its ability to store and retain data reliably, ensuring the integrity of critical information in electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specific quantity of AT17C256A-10JI devices. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Memory Size: 256 kilobits
  • Organization: 32K x 8 bits
  • Operating Voltage: 2.7V to 5.5V
  • Access Time: 100 nanoseconds
  • Data Retention: 10 years
  • Interface: Serial Peripheral Interface (SPI)
  • Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

  • Byte-wise Read and Write Operations: Allows for efficient data manipulation.
  • Sector Lockdown: Provides protection against accidental modification of specific memory sectors.
  • Software and Hardware Protection: Ensures data security through various protection mechanisms.
  • High-Speed SPI Interface: Facilitates fast communication with the host system.

Advantages

  • Non-volatile nature ensures data integrity during power cycles.
  • High storage density accommodates a large amount of information.
  • Low power consumption prolongs battery life in portable devices.
  • Fast access time enables quick retrieval of stored data.
  • Durable construction withstands challenging environmental conditions.

Disadvantages

  • Limited storage capacity compared to other memory technologies.
  • Relatively slower access time compared to volatile memory devices.
  • Higher cost per bit compared to some alternative memory solutions.

Working Principles

AT17C256A-10JI utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within floating gate transistors, which can be selectively programmed or erased using electrical signals. This allows for non-volatile storage of information even when power is removed.

Detailed Application Field Plans

AT17C256A-10JI finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Medical devices

It is commonly used for storing configuration data, firmware, encryption keys, calibration parameters, and other critical information in these systems.

Detailed and Complete Alternative Models

  • AT17C128A-10JI: 128 kilobits memory size, otherwise similar specifications.
  • AT17C512A-10JI: 512 kilobits memory size, otherwise similar specifications.
  • AT17C1024A-10JI: 1 megabit memory size, otherwise similar specifications.

These alternative models offer different memory capacities to suit varying application requirements.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von AT17C256A-10JI in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of AT17C256A-10JI in technical solutions:

  1. Q: What is the AT17C256A-10JI? A: The AT17C256A-10JI is a 256Kb (32K x 8) serial EEPROM (Electrically Erasable Programmable Read-Only Memory) manufactured by Microchip Technology.

  2. Q: What are the key features of the AT17C256A-10JI? A: Some key features include a high-speed SPI interface, low power consumption, 10MHz clock frequency, and a wide operating voltage range.

  3. Q: How can I interface with the AT17C256A-10JI? A: The AT17C256A-10JI uses a Serial Peripheral Interface (SPI) for communication. You can connect it to a microcontroller or other devices that support SPI.

  4. Q: What is the maximum clock frequency supported by the AT17C256A-10JI? A: The AT17C256A-10JI supports a maximum clock frequency of 10MHz.

  5. Q: Can I use the AT17C256A-10JI in battery-powered applications? A: Yes, the AT17C256A-10JI has low power consumption, making it suitable for battery-powered applications.

  6. Q: How much data can the AT17C256A-10JI store? A: The AT17C256A-10JI has a storage capacity of 256 kilobits, which is equivalent to 32 kilobytes.

  7. Q: Is the AT17C256A-10JI non-volatile? A: Yes, the AT17C256A-10JI is non-volatile, meaning it retains data even when power is removed.

  8. Q: What is the endurance of the AT17C256A-10JI? A: The AT17C256A-10JI has a minimum endurance of 100,000 write cycles per byte.

  9. Q: Can I operate the AT17C256A-10JI at different voltage levels? A: Yes, the AT17C256A-10JI supports a wide operating voltage range from 2.7V to 5.5V.

  10. Q: Are there any specific application areas for the AT17C256A-10JI? A: The AT17C256A-10JI can be used in various applications such as industrial control systems, automotive electronics, consumer electronics, and communication devices.

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