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AT93C56B-XHM-T
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AT93C56B-XHM-T

Introduction

The AT93C56B-XHM-T is a serial electrically erasable and programmable read-only memory (EEPROM) device manufactured by Microchip Technology. This entry provides an overview of the product, including its category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Integrated Circuit/EEPROM
  • Use: Data storage and retrieval in various electronic devices
  • Characteristics: Non-volatile, serial interface, low power consumption
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Essence: Reliable non-volatile memory for small-scale data storage
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Memory Size: 2Kbit (256 x 8 or 128 x 16)
  • Interface: SPI (Serial Peripheral Interface)
  • Operating Voltage: 2.5V - 5.5V
  • Operating Temperature: -40°C to +85°C
  • Write Time: 3ms (typical)

Detailed Pin Configuration

  1. Chip Select (/CS)
  2. Serial Data Input (DI)
  3. Serial Data Output (DO)
  4. Serial Clock (SCK)
  5. Write Enable (/WEN)
  6. VSS (Ground)
  7. NC (No Connection)
  8. VCC (Power Supply)

Functional Features

  • Byte and Page Write Modes
  • Self-timed Write Cycle
  • Power-Up/Down Protection
  • Sequential Read Operation
  • Hardware and Software Protection

Advantages and Disadvantages

Advantages

  • Low power consumption
  • Small form factor
  • High reliability
  • Wide operating voltage range

Disadvantages

  • Limited storage capacity
  • Slower write time compared to other EEPROMs

Working Principles

The AT93C56B-XHM-T operates based on the principles of EEPROM technology, utilizing floating gate transistors to store and retrieve data. It employs a serial interface to communicate with the host system, allowing for efficient data transfer and manipulation.

Detailed Application Field Plans

The AT93C56B-XHM-T is commonly used in applications requiring small-scale non-volatile memory, such as: - Consumer electronics - Automotive systems - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

  • AT93C66B-XHM-T: Higher capacity (4Kbit) version of the same series
  • AT25DF041A-SSH-B: SPI-based Flash memory with larger capacity
  • CAT24C08WI-GT3: I2C-compatible EEPROM with similar form factor

In conclusion, the AT93C56B-XHM-T from Microchip Technology offers a reliable and compact solution for non-volatile data storage in various electronic applications, despite its limited capacity and slower write time. Its wide operating voltage range and low power consumption make it suitable for diverse environments and power-constrained devices.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT93C56B-XHM-T v technických řešeních

  1. What is the AT93C56B-XHM-T?

    • The AT93C56B-XHM-T is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip manufactured by Microchip Technology. It is commonly used for non-volatile storage in various electronic devices.

  2. What is the storage capacity of the AT93C56B-XHM-T?

    • The AT93C56B-XHM-T has a storage capacity of 2 Kbits, organized as 128 x 16.

  3. What are the typical applications of the AT93C56B-XHM-T?

    • Typical applications include storing configuration data, calibration constants, and other small amounts of non-volatile data in microcontroller-based systems, automotive electronics, industrial equipment, and consumer electronics.

  4. What is the interface protocol for accessing the AT93C56B-XHM-T?

    • The AT93C56B-XHM-T uses a simple 3-wire serial interface (clock, data in, and data out) for communication with microcontrollers or other digital devices.

  5. What is the operating voltage range of the AT93C56B-XHM-T?

    • The AT93C56B-XHM-T operates within a voltage range of 2.5V to 5.5V, making it compatible with a wide variety of systems.

  6. Is the AT93C56B-XHM-T capable of high-speed data transfer?

    • Yes, the AT93C56B-XHM-T supports high-speed clock frequencies, allowing for efficient data transfer in time-critical applications.

  7. Can the AT93C56B-XHM-T withstand harsh environmental conditions?

    • The AT93C56B-XHM-T is designed to operate reliably across a wide temperature range and is resistant to environmental factors such as humidity and mechanical stress.

  8. Does the AT93C56B-XHM-T support write protection?

    • Yes, the AT93C56B-XHM-T features a write protection mechanism to prevent accidental or unauthorized modification of stored data.

  9. Are there any special considerations for PCB layout when using the AT93C56B-XHM-T?

    • Proper PCB layout practices, including minimizing trace lengths and ensuring signal integrity, should be followed to optimize performance and reliability when using the AT93C56B-XHM-T.

  10. Where can I find detailed technical specifications and application notes for the AT93C56B-XHM-T?

    • Detailed technical specifications, application notes, and other resources for the AT93C56B-XHM-T can be found on the official Microchip Technology website or through their authorized distributors.