Meixin Integrated
이미지는 예시일 수 있습니다.
제품 세부사항은 사양을 확인하세요.
DS1743W-120IND+
자세히보기 데이터시트

DS1743W-120IND+ - English Editing Encyclopedia Entry

Product Overview

Category

The DS1743W-120IND+ belongs to the category of non-volatile static RAM (NVSRAM) integrated circuits.

Use

This product is primarily used for storing critical data in applications where data loss is not an option, such as in industrial control systems, medical equipment, and power grid infrastructure.

Characteristics

  • Non-volatile: The DS1743W-120IND+ retains data even when power is lost.
  • Static RAM: Provides fast read and write access times.
  • High density: Offers a large storage capacity.
  • Low power consumption: Optimized for energy efficiency.
  • Wide operating temperature range: Suitable for harsh environments.
  • Reliable: Built-in error detection and correction mechanisms ensure data integrity.

Package

The DS1743W-120IND+ is available in a 28-pin DIP (Dual Inline Package) format.

Essence

The essence of the DS1743W-120IND+ lies in its ability to combine the benefits of non-volatile memory with the speed and reliability of static RAM.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 100 units per package.

Specifications

  • Supply voltage: 2.7V to 5.5V
  • Operating temperature range: -40°C to +85°C
  • Data retention: Up to 10 years
  • Memory size: 128 kilobits (16 kilobytes)
  • Access time: 120 nanoseconds
  • Write endurance: 1 million cycles

Detailed Pin Configuration

The DS1743W-120IND+ has a total of 28 pins, each serving a specific function. Here is a detailed pin configuration:

  1. VCC: Power supply input
  2. GND: Ground
  3. CE: Chip enable
  4. OE: Output enable
  5. WE: Write enable
  6. A0-A13: Address inputs
  7. DQ0-DQ7: Data input/output
  8. DS: Data store
  9. RST: Reset
  10. VBAT: Battery backup input
  11. VPP: Programming voltage 12-28. NC: No connection

Functional Features

The DS1743W-120IND+ offers the following functional features:

  1. Non-volatile data storage: Retains data even during power loss.
  2. Fast access times: Allows for quick read and write operations.
  3. Error detection and correction: Ensures data integrity.
  4. Low power consumption: Optimized for energy efficiency.
  5. High endurance: Can withstand frequent write cycles.
  6. Wide operating temperature range: Suitable for various environments.

Advantages and Disadvantages

Advantages

  • Reliable data retention during power loss
  • Fast access times for efficient data handling
  • Energy-efficient design for reduced power consumption
  • Wide operating temperature range for versatile applications
  • Built-in error detection and correction mechanisms

Disadvantages

  • Limited memory size compared to other storage options
  • Higher cost compared to traditional RAM modules
  • Requires a battery backup for non-volatile operation

Working Principles

The DS1743W-120IND+ combines non-volatile memory technology with static RAM. It utilizes a small internal battery to provide power during periods of power loss, ensuring that critical data is retained. The integrated error detection and correction mechanisms enhance data reliability. The device operates by accepting address inputs and data signals, allowing for read and write operations as needed.

Detailed Application Field Plans

The DS1743W-120IND+ finds extensive use in various industries and applications, including:

  1. Industrial control systems: Provides reliable data storage for process control and monitoring.
  2. Medical equipment: Ensures critical patient data is securely stored during power interruptions.
  3. Power grid infrastructure: Facilitates data logging and fault detection in electrical substations.
  4. Automotive electronics: Supports reliable storage of vehicle diagnostic information.
  5. Aerospace systems: Enables secure data storage in avionics and satellite applications.

Detailed and Complete Alternative Models

  1. DS1230AB-120+: Similar to the DS1743W-120IND+, but with a smaller memory size (64 kilobits).
  2. DS12887A+: Combines real-time clock functionality with non-volatile RAM.
  3. FM1608B: Offers higher memory density (256 kilobits) with similar characteristics.

In conclusion, the DS1743W-120IND+ is a non-volatile static RAM integrated circuit that provides reliable data storage in critical applications. Its combination of non-volatile memory and static RAM characteristics makes it an ideal choice for industries requiring data integrity and fast access times.

기술 솔루션에 DS1743W-120IND+ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of DS1743W-120IND+ in technical solutions:

  1. Q: What is the DS1743W-120IND+? A: The DS1743W-120IND+ is a real-time clock (RTC) module with non-volatile memory, manufactured by Maxim Integrated. It provides accurate timekeeping and data storage capabilities.

  2. Q: What are the key features of the DS1743W-120IND+? A: The key features include a built-in crystal oscillator, battery backup, I2C interface, programmable alarms, tamper detection, and 64KB of non-volatile SRAM.

  3. Q: How can the DS1743W-120IND+ be used in technical solutions? A: It can be used for various applications such as industrial automation, data loggers, energy management systems, medical devices, security systems, and any other application that requires accurate timekeeping and data storage.

  4. Q: How does the battery backup work in the DS1743W-120IND+? A: The DS1743W-120IND+ has an onboard lithium coin cell battery that provides backup power to the RTC when the main power supply is disconnected. This ensures that the clock and data are retained during power outages.

  5. Q: Can the DS1743W-120IND+ be easily integrated into existing systems? A: Yes, the DS1743W-120IND+ uses the standard I2C interface, which makes it compatible with a wide range of microcontrollers and embedded systems. Integration is relatively straightforward.

  6. Q: How accurate is the timekeeping capability of the DS1743W-120IND+? A: The DS1743W-120IND+ has a typical timekeeping accuracy of ±2 minutes per month. However, this can vary depending on factors such as temperature and battery voltage.

  7. Q: Can the DS1743W-120IND+ generate alarms or trigger events? A: Yes, the DS1743W-120IND+ has two programmable alarms that can be used to trigger interrupts or other events in the system. This is useful for scheduling tasks or time-sensitive operations.

  8. Q: Does the DS1743W-120IND+ have any security features? A: Yes, the DS1743W-120IND+ has tamper detection circuitry that can detect physical intrusion attempts. It can trigger an alarm or erase the memory contents if tampering is detected.

  9. Q: What is the lifespan of the lithium coin cell battery in the DS1743W-120IND+? A: The typical lifespan of the battery is around 10 years, depending on usage conditions. It is recommended to replace the battery before it reaches its end of life to ensure uninterrupted operation.

  10. Q: Are there any development resources available for the DS1743W-120IND+? A: Yes, Maxim Integrated provides datasheets, application notes, and software libraries to assist with the integration and programming of the DS1743W-120IND+. These resources can be found on their official website.