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AT24C64CN-SH-B
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AT24C64CN-SH-B

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
  • Characteristics: High-density, low-power, serially programmable memory
  • Package: 8-pin Small Outline Integrated Circuit (SOIC)
  • Essence: Stores and retrieves digital information even when power is turned off
  • Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

  • Memory Size: 64 kilobits (8 kilobytes)
  • Interface: I2C (Inter-Integrated Circuit) compatible
  • Operating Voltage: 1.7V to 5.5V
  • Operating Temperature: -40°C to +85°C
  • Write Cycle Endurance: 1 million write cycles
  • Data Retention: 100 years

Pin Configuration

The AT24C64CN-SH-B IC has the following pin configuration:

  1. A0: Address Input
  2. A1: Address Input
  3. A2: Address Input
  4. GND: Ground
  5. SDA: Serial Data Input/Output
  6. SCL: Serial Clock Input
  7. WP: Write Protect
  8. VCC: Power Supply

Functional Features

  • High-density storage capacity for various applications
  • Low power consumption, suitable for battery-powered devices
  • Serial interface allows easy integration with microcontrollers
  • Built-in write protection mechanism to prevent accidental data modification
  • Reliable data retention for long periods of time

Advantages and Disadvantages

Advantages: - Large memory size for storing significant amounts of data - Low power consumption extends battery life - Easy integration with microcontrollers through the I2C interface - Reliable data retention ensures long-term storage

Disadvantages: - Limited write cycle endurance may be a concern for applications requiring frequent data updates - Slightly higher cost compared to other memory technologies

Working Principles

The AT24C64CN-SH-B is based on Electrically Erasable Programmable Read-Only Memory (EEPROM) technology. It utilizes an array of floating-gate transistors to store digital information. The stored data can be read, written, and erased electrically, making it non-volatile.

The IC communicates with the microcontroller through the I2C interface, using the Serial Data (SDA) and Serial Clock (SCL) lines. The microcontroller sends commands and addresses to access specific memory locations within the AT24C64CN-SH-B. The data can then be read or written as required.

Detailed Application Field Plans

The AT24C64CN-SH-B is widely used in various electronic devices and systems, including but not limited to:

  1. Consumer Electronics: Used for storing configuration settings, user preferences, and firmware updates in devices such as TVs, set-top boxes, and audio systems.
  2. Industrial Automation: Enables data logging, parameter storage, and system configuration in industrial control systems, PLCs (Programmable Logic Controllers), and sensors.
  3. Automotive: Utilized for storing critical data like mileage, vehicle settings, and security codes in automotive electronics, including ECUs (Engine Control Units) and infotainment systems.
  4. Medical Devices: Used for storing patient data, calibration values, and device settings in medical equipment like patient monitors, infusion pumps, and diagnostic devices.
  5. Internet of Things (IoT): Enables data storage and retrieval in IoT devices, allowing them to operate independently without constant connectivity.

Alternative Models

There are several alternative models available in the market that offer similar functionality to the AT24C64CN-SH-B. Some notable alternatives include:

  1. AT24C32CN-SH-B: 32 kilobits (4 kilobytes) memory size, compatible with I2C interface.
  2. AT24C128CN-SH-B: 128 kilobits (16 kilobytes) memory size, compatible with I2C interface.
  3. AT24C256CN-SH-B: 256 kilobits (32 kilobytes) memory size, compatible with I2C interface.

These alternative models provide different memory capacities to suit specific application requirements while maintaining compatibility with the I2C interface.

In conclusion, the AT24C64CN-SH-B is a high-density, low-power EEPROM IC that offers reliable non-volatile storage for various electronic devices and systems. Its ease of integration, data retention capabilities, and wide range of applications make it a popular choice in the industry.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de AT24C64CN-SH-B en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of AT24C64CN-SH-B in technical solutions:

  1. Q: What is AT24C64CN-SH-B? A: AT24C64CN-SH-B is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chip with a capacity of 64 kilobits (8 kilobytes).

  2. Q: What are the typical applications of AT24C64CN-SH-B? A: AT24C64CN-SH-B is commonly used for storing configuration data, calibration parameters, or small amounts of non-volatile data in various electronic devices.

  3. Q: How does AT24C64CN-SH-B communicate with a microcontroller or other devices? A: AT24C64CN-SH-B uses the I2C (Inter-Integrated Circuit) protocol for communication, which requires only two wires (SDA and SCL) to connect with other devices.

  4. Q: What is the operating voltage range of AT24C64CN-SH-B? A: AT24C64CN-SH-B operates within a voltage range of 1.7V to 5.5V, making it compatible with a wide range of microcontrollers and systems.

  5. Q: Can AT24C64CN-SH-B be easily soldered onto a PCB? A: Yes, AT24C64CN-SH-B comes in an industry-standard 8-pin SOIC package, which can be easily soldered onto a PCB using standard surface-mount techniques.

  6. Q: Is AT24C64CN-SH-B capable of multiple read/write operations? A: Yes, AT24C64CN-SH-B supports multiple read and write operations, allowing data to be written and read from any address within the memory array.

  7. Q: What is the maximum clock frequency supported by AT24C64CN-SH-B? A: AT24C64CN-SH-B supports a maximum clock frequency of 1 MHz, allowing for fast data transfer between the chip and the microcontroller.

  8. Q: Can AT24C64CN-SH-B withstand harsh environmental conditions? A: Yes, AT24C64CN-SH-B is designed to operate reliably in industrial temperature ranges (-40°C to +85°C) and can withstand high levels of shock and vibration.

  9. Q: Does AT24C64CN-SH-B have built-in write protection features? A: Yes, AT24C64CN-SH-B provides hardware write protection through a dedicated pin (WP), which can be used to prevent accidental or unauthorized writes.

  10. Q: Are there any software libraries available for interfacing with AT24C64CN-SH-B? A: Yes, many microcontroller platforms have readily available software libraries that simplify the integration of AT24C64CN-SH-B into your project, such as Arduino libraries for I2C communication.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the AT24C64CN-SH-B in different technical solutions.