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DS1743-100 IND
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DS1743-100 IND

Product Overview

Category: Integrated Circuits (ICs)

Use: The DS1743-100 IND is a non-volatile static RAM (NVSRAM) integrated circuit. It combines the functionality of both RAM and non-volatile memory, making it suitable for applications that require data storage even when power is lost.

Characteristics: - Non-volatile memory - Static RAM functionality - Low power consumption - High reliability - Wide operating temperature range

Package: The DS1743-100 IND is available in a 28-pin DIP (Dual Inline Package) format.

Essence: The essence of the DS1743-100 IND lies in its ability to retain data even in the absence of power, ensuring data integrity and reliability.

Packaging/Quantity: The DS1743-100 IND is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

  • Memory Size: 100 kilobits (12,800 x 8 bits)
  • Supply Voltage: 4.5V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Data Retention: Over 10 years
  • Read/Write Cycle Endurance: 10^14 cycles
  • Standby Current: 1µA (typical)
  • Active Current: 2mA (typical)

Detailed Pin Configuration

The DS1743-100 IND features a total of 28 pins, each serving a specific purpose. Here is a detailed pin configuration:

  1. VCC: Power supply voltage
  2. GND: Ground
  3. CE: Chip Enable
  4. OE: Output Enable
  5. WE: Write Enable
  6. A0-A12: Address inputs
  7. DQ0-DQ7: Data input/output
  8. SQW/INT: Square Wave Output/Interrupt Output
  9. RST: Reset Input
  10. VBAT: Battery Backup Input 11-28. NC: No Connection

Functional Features

The DS1743-100 IND offers the following functional features:

  1. Non-volatile data storage: Retains data even when power is lost.
  2. Random access: Allows read and write operations at any memory location.
  3. Battery backup: Supports an external battery to ensure data integrity during power outages.
  4. High-speed operation: Provides fast access times for efficient data retrieval.
  5. Automatic write protection: Prevents accidental modification of stored data.

Advantages and Disadvantages

Advantages: - Combines RAM and non-volatile memory functionality in a single chip. - Low power consumption extends battery life in portable devices. - Wide operating temperature range makes it suitable for various environments. - High reliability ensures data integrity over extended periods. - Fast access times enable quick data retrieval.

Disadvantages: - Limited memory size compared to other storage options. - Relatively higher cost per kilobit compared to traditional RAM.

Working Principles

The DS1743-100 IND utilizes a combination of volatile static RAM and non-volatile memory elements. When power is applied, the device operates as a standard RAM, allowing read and write operations. However, it also includes a built-in lithium energy source that powers the non-volatile memory cells. This enables the device to retain data even when power is lost.

Detailed Application Field Plans

The DS1743-100 IND finds applications in various fields, including but not limited to:

  1. Industrial automation systems
  2. Automotive electronics
  3. Medical equipment
  4. Power grid monitoring
  5. Data loggers
  6. Security systems
  7. Communication devices

Detailed and Complete Alternative Models

  1. DS1742W-120 IND: Similar to DS1743-100 IND, but with a larger memory size of 120 kilobits.
  2. DS1744-70 IND: Offers a lower memory size of 70 kilobits, suitable for applications with smaller data storage requirements.
  3. DS1746-85 IND: Provides an extended operating temperature range of -55°C to +125°C, making it suitable for harsh environments.

These alternative models offer similar functionality to the DS1743-100 IND but cater to different memory size or temperature range requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de DS1743-100 IND en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of DS1743-100 IND in technical solutions:

  1. Q: What is DS1743-100 IND? A: DS1743-100 IND is a specific model of non-volatile static RAM (NVSRAM) manufactured by Maxim Integrated. It combines the functionality of both SRAM and EEPROM, making it suitable for applications that require data retention even when power is lost.

  2. Q: What are the key features of DS1743-100 IND? A: Some key features of DS1743-100 IND include a 32KB non-volatile SRAM, an integrated lithium energy source, automatic write protection, and a wide operating temperature range.

  3. Q: In which technical solutions can DS1743-100 IND be used? A: DS1743-100 IND can be used in various technical solutions such as industrial automation systems, medical devices, utility meters, gaming machines, and other applications where reliable data storage is required.

  4. Q: How does DS1743-100 IND ensure data integrity during power loss? A: DS1743-100 IND uses an integrated lithium energy source to provide backup power. This allows the device to automatically save data from the volatile SRAM to the non-volatile EEPROM when power is lost, ensuring data integrity.

  5. Q: Can DS1743-100 IND be easily integrated into existing designs? A: Yes, DS1743-100 IND is designed to be pin-compatible with industry-standard 28-pin DIP packages, making it relatively easy to integrate into existing designs without significant modifications.

  6. Q: What is the typical data retention period of DS1743-100 IND? A: DS1743-100 IND has a typical data retention period of more than 10 years, ensuring that stored data remains intact for extended periods of time.

  7. Q: Does DS1743-100 IND support high-speed data transfers? A: Yes, DS1743-100 IND supports high-speed data transfers with a maximum access time of 70ns, making it suitable for applications that require fast read and write operations.

  8. Q: Can DS1743-100 IND be used in harsh environments? A: Yes, DS1743-100 IND is designed to operate in a wide temperature range (-40°C to +85°C) and can withstand harsh environmental conditions, making it suitable for industrial and automotive applications.

  9. Q: Is DS1743-100 IND compatible with standard microcontrollers or processors? A: Yes, DS1743-100 IND is compatible with standard microcontrollers and processors that have an address and data bus, allowing for easy integration into various systems.

  10. Q: Are there any specific precautions to consider when using DS1743-100 IND? A: It is important to follow the manufacturer's guidelines for handling and storage of DS1743-100 IND. Additionally, proper power supply decoupling and noise filtering techniques should be implemented to ensure optimal performance.