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AT28HC64B-90TA

AT28HC64B-90TA

Product Overview

Category

The AT28HC64B-90TA belongs to the category of non-volatile memory devices.

Use

It is used for storing and retrieving digital information in electronic systems.

Characteristics

  • Non-volatile: Retains data even when power is turned off
  • High capacity: 64 kilobits (8 kilobytes)
  • High speed: Operates at 90 nanosecond access time
  • Low power consumption
  • Durable and reliable

Package

The AT28HC64B-90TA is typically available in a 28-pin dual in-line package (DIP).

Essence

The essence of this product lies in its ability to provide non-volatile storage with high capacity and fast access times.

Packaging/Quantity

It is commonly packaged in tubes or trays and is available in various quantities depending on the manufacturer's specifications.

Specifications

  • Capacity: 64 kilobits (8 kilobytes)
  • Access Time: 90 nanoseconds
  • Operating Voltage: 5V
  • Package Type: 28-pin DIP
  • Operating Temperature Range: -40°C to 85°C
  • Data Retention: Minimum of 10 years

Detailed Pin Configuration

The detailed pin configuration of the AT28HC64B-90TA includes 28 pins, each serving specific functions related to address lines, data input/output, control signals, and power supply.

Functional Features

The AT28HC64B-90TA offers the following functional features: - Random access for reading and writing data - Low power consumption in standby mode - High-speed operation for efficient data transfer - Compatibility with various microcontrollers and interface circuits

Advantages and Disadvantages

Advantages

  • Non-volatile nature ensures data retention without power
  • High capacity and fast access time
  • Low power consumption
  • Wide operating temperature range

Disadvantages

  • Limited rewrite cycles compared to other types of memory
  • Relatively larger physical size compared to newer memory technologies

Working Principles

The AT28HC64B-90TA operates based on the principles of electrically erasable programmable read-only memory (EEPROM). It stores data using floating gate transistors, which can be electrically programmed and erased.

Detailed Application Field Plans

The AT28HC64B-90TA finds applications in various fields such as: - Embedded systems - Industrial control systems - Automotive electronics - Consumer electronics - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the AT28HC64B-90TA include: - AT28C64B-15PU: Similar capacity but operates at a slower speed - 24LC64: I2C-compatible EEPROM with similar capacity and non-volatile characteristics - W27C512: Larger capacity EPROM with similar pin configuration

In conclusion, the AT28HC64B-90TA is a versatile non-volatile memory device with high capacity, fast access times, and low power consumption. Its applications span across various industries, making it a crucial component in electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT28HC64B-90TA v technických řešeních

  1. What is the AT28HC64B-90TA?

    • The AT28HC64B-90TA is a high-speed, low-power Electrically Erasable and Programmable Read Only Memory (EEPROM) chip with a capacity of 64 kilobits.

  2. What are the key features of the AT28HC64B-90TA?

    • The key features include a 90ns access time, low power consumption, byte-wide data load, and a wide operating voltage range.

  3. How can the AT28HC64B-90TA be used in technical solutions?

    • It can be used for storing configuration data, program code, or parameter storage in various electronic systems such as embedded controllers, industrial automation, and consumer electronics.

  4. What are the advantages of using the AT28HC64B-90TA in technical solutions?

    • Its fast access time, low power consumption, and non-volatile memory characteristics make it suitable for applications requiring reliable and quick access to stored data.

  5. What are the typical operating conditions for the AT28HC64B-90TA?

    • The typical operating voltage ranges from 4.5V to 5.5V, and the operating temperature ranges from -40°C to 85°C.

  6. Can the AT28HC64B-90TA be reprogrammed?

    • Yes, the AT28HC64B-90TA supports reprogramming, allowing for flexibility in updating stored data or code.

  7. What are the recommended storage conditions for the AT28HC64B-90TA?

    • It is recommended to store the chip in a dry environment at temperatures between -65°C to 150°C to maintain its integrity.

  8. Are there any specific considerations for interfacing with the AT28HC64B-90TA?

    • It is important to ensure proper signal timing, voltage levels, and noise immunity when interfacing with the chip to prevent data corruption or damage.

  9. Can the AT28HC64B-90TA be used in automotive applications?

    • Yes, the AT28HC64B-90TA is suitable for automotive applications, provided that it meets the required specifications and standards for automotive electronics.

  10. Where can I find detailed technical documentation for the AT28HC64B-90TA?

    • Detailed technical documentation, including datasheets and application notes, can be found on the manufacturer's website or through authorized distributors.