Texas Instruments
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DS1488N

DS1488N

Product Overview

  • Category: Integrated Circuit
  • Use: Line Driver/Receiver
  • Characteristics: High-speed, Low-power, TTL-Compatible
  • Package: DIP (Dual In-line Package)
  • Essence: The DS1488N is a line driver/receiver IC designed for high-speed data communication applications.
  • Packaging/Quantity: Available in tubes or reels, with 25 pieces per tube/reel.

Specifications

  • Supply Voltage: +5V
  • Operating Temperature Range: -40°C to +85°C
  • Data Rate: Up to 10 Mbps
  • Input Threshold Voltage: 0.8V (max)
  • Output Voltage Swing: 2V (min), 3.4V (max)

Pin Configuration

The DS1488N has a 14-pin dual in-line package (DIP) configuration. The pinout is as follows:

  1. GND (Ground)
  2. RIN (Receiver Input)
  3. ROUT (Receiver Output)
  4. VCC (+5V Power Supply)
  5. TOUT (Transmitter Output)
  6. TIN (Transmitter Input)
  7. GND (Ground)
  8. NC (No Connection)
  9. NC (No Connection)
  10. NC (No Connection)
  11. NC (No Connection)
  12. NC (No Connection)
  13. NC (No Connection)
  14. GND (Ground)

Functional Features

  • High-speed data transmission and reception up to 10 Mbps.
  • Low-power consumption for energy-efficient operation.
  • TTL-compatible inputs and outputs for easy integration with other digital circuits.
  • Wide operating temperature range for reliable performance in various environments.

Advantages and Disadvantages

Advantages: - High-speed data communication capability. - Low power consumption. - Compatibility with TTL logic. - Wide operating temperature range.

Disadvantages: - Limited pin configuration options. - No built-in protection features for overvoltage or ESD events.

Working Principles

The DS1488N is designed to transmit and receive digital signals between two devices. It operates by converting the input signal into a higher voltage level suitable for long-distance transmission (line driver), and also receives and converts incoming signals back to a lower voltage level (line receiver). This enables reliable data communication over longer distances.

Application Field Plans

The DS1488N can be used in various applications, including:

  1. Data communication systems
  2. Industrial automation
  3. Telecommunications equipment
  4. Networking devices
  5. Instrumentation and measurement equipment

Alternative Models

Here are some alternative models that offer similar functionality to the DS1488N:

  1. MAX1488E - Maxim Integrated
  2. SN75188 - Texas Instruments
  3. MC1488 - ON Semiconductor
  4. LTC1488 - Linear Technology

These alternatives can be considered based on specific requirements and availability.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací DS1488N v technických řešeních

Sure! Here are 10 common questions and answers related to the application of DS1488N in technical solutions:

  1. Q: What is DS1488N? A: DS1488N is a quad line driver IC commonly used for converting TTL/CMOS logic levels to RS-422/RS-485 differential signals.

  2. Q: What are the key features of DS1488N? A: The key features of DS1488N include low power consumption, wide operating voltage range, high output current capability, and compatibility with various communication standards.

  3. Q: How does DS1488N help in technical solutions? A: DS1488N enables reliable long-distance data transmission by converting single-ended logic signals into balanced differential signals, which reduces noise susceptibility and extends signal reach.

  4. Q: Can DS1488N be used for both RS-422 and RS-485 applications? A: Yes, DS1488N can be used for both RS-422 and RS-485 applications as it supports both communication standards.

  5. Q: What is the maximum data rate supported by DS1488N? A: DS1488N can support data rates up to 10 Mbps, making it suitable for various high-speed communication applications.

  6. Q: Does DS1488N require external components for operation? A: Yes, DS1488N requires external resistors for setting the output voltage levels and termination resistors for impedance matching in certain applications.

  7. Q: Can DS1488N operate in harsh environments? A: Yes, DS1488N has a wide operating temperature range and is designed to withstand harsh industrial environments.

  8. Q: Is DS1488N compatible with 3.3V logic levels? A: No, DS1488N is designed for 5V logic levels. For 3.3V logic compatibility, level shifters or voltage translators may be required.

  9. Q: Can DS1488N be used in multi-drop bus configurations? A: Yes, DS1488N can be used in multi-drop bus configurations commonly found in RS-485 networks, allowing multiple devices to communicate on a single bus.

  10. Q: Are there any application notes or reference designs available for DS1488N? A: Yes, the manufacturer provides application notes and reference designs that offer guidance on using DS1488N in various technical solutions. These resources can be found on their website or datasheet.