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AT93C66B-SSHM-B

AT93C66B-SSHM-B

Introduction

The AT93C66B-SSHM-B is a versatile serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that belongs to the category of non-volatile memory devices. This entry provides an overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Non-volatile Memory Device
  • Use: Data storage in various electronic systems
  • Characteristics: Small form factor, low power consumption, high reliability
  • Package: Surface Mount
  • Essence: Serial EEPROM for data storage
  • Packaging/Quantity: Available in tape and reel packaging with varying quantities

Specifications

  • Memory Size: 4Kbit (512 x 8)
  • Interface: SPI (Serial Peripheral Interface)
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Write Time: 5ms (typical)
  • Data Retention: 100 years (typical)

Detailed Pin Configuration

The AT93C66B-SSHM-B has a standard 8-pin package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Data Input/Output (DI/DO) 3. Serial Clock (SCK) 4. Ground (GND) 5. Write Control (WC) 6. VCC 7. Not Connected (NC) 8. Serial Data Out (DO)

Functional Features

  • Byte and Page Write Modes
  • Self-Timed Write Cycle
  • High-Speed Clock Frequency (up to 3MHz)
  • Sequential Read Operation
  • Partial Page Writes Allowed

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 Some Alternatives

Working Principles

The AT93C66B-SSHM-B operates by utilizing the SPI interface to communicate with the host system. It stores and retrieves data through sequential read operations and supports byte and page write modes. The self-timed write cycle ensures efficient data storage and retrieval.

Detailed Application Field Plans

The AT93C66B-SSHM-B finds applications in various electronic systems, including: - Automotive Electronics - Industrial Control Systems - Consumer Electronics - Medical Devices - Communication Equipment

Detailed and Complete Alternative Models

Some alternative models to the AT93C66B-SSHM-B include: - AT24C02C - CAT24C256 - 25AA040A - M24M01

In conclusion, the AT93C66B-SSHM-B is a reliable and efficient serial EEPROM suitable for diverse data storage applications in electronic systems.

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Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui AT93C66B-SSHM-B în soluțiile tehnice

  1. What is the AT93C66B-SSHM-B?

    • The AT93C66B-SSHM-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip that can store small amounts of data in various technical solutions.
  2. What are the key features of the AT93C66B-SSHM-B?

    • The AT93C66B-SSHM-B features a 4-wire serial interface, low power consumption, and a wide operating voltage range, making it suitable for many applications.
  3. How is the AT93C66B-SSHM-B typically used in technical solutions?

    • It is commonly used to store configuration settings, calibration data, or other small amounts of non-volatile memory in embedded systems, industrial equipment, and automotive electronics.
  4. What is the maximum storage capacity of the AT93C66B-SSHM-B?

    • The AT93C66B-SSHM-B has a storage capacity of 4 Kbits, organized as 512 x 8 bits.
  5. What are the typical communication protocols used with the AT93C66B-SSHM-B?

    • The AT93C66B-SSHM-B supports SPI (Serial Peripheral Interface) and Microwire protocols for communication with microcontrollers and other devices.
  6. What are the operating voltage and temperature range of the AT93C66B-SSHM-B?

    • The AT93C66B-SSHM-B operates within a voltage range of 2.7V to 5.5V and over a temperature range of -40°C to 85°C.
  7. Can the AT93C66B-SSHM-B be used in automotive applications?

    • Yes, the AT93C66B-SSHM-B is suitable for automotive applications due to its wide operating temperature range and robust design.
  8. Does the AT93C66B-SSHM-B support write protection?

    • Yes, the AT93C66B-SSHM-B includes write protection features to prevent accidental modification of stored data.
  9. Are there any specific considerations for PCB layout when using the AT93C66B-SSHM-B?

    • It is important to follow the manufacturer's guidelines for PCB layout, including proper decoupling and signal routing to ensure reliable operation.
  10. Where can I find detailed technical documentation for the AT93C66B-SSHM-B?

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