Texas Instruments
Bild kan vara representation.
Se specifikationer för produktinformation.
SN75C189ADRG4
Visa detalj Datablad

SN75C189ADRG4

Product Overview

Category

The SN75C189ADRG4 belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a differential bus transceiver for RS-485 communication.

Characteristics

  • High-speed data transmission
  • Low power consumption
  • ESD protection
  • Wide operating temperature range

Package

The SN75C189ADRG4 is available in a small-outline integrated circuit (SOIC) package.

Essence

This product serves as a crucial component in industrial automation and communication systems.

Packaging/Quantity

The SN75C189ADRG4 is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage: 4.75V to 5.25V
  • Data Rate: Up to 10 Mbps
  • Operating Temperature Range: -40°C to 85°C
  • Power Consumption: 5mA (typical)

Detailed Pin Configuration

The detailed pin configuration of SN75C189ADRG4 includes: 1. AIN- (Pin 1) 2. AIN+ (Pin 2) 3. GND (Pin 3) 4. BOUT (Pin 4) 5. BIN- (Pin 5) 6. BIN+ (Pin 6) 7. VCC (Pin 7) 8. AOUT (Pin 8)

Functional Features

  • Differential Bus Transceiver
  • ESD Protection
  • Thermal Shutdown Protection
  • Receiver Output Enable

Advantages and Disadvantages

Advantages

  • High-speed data transmission
  • Robust ESD protection
  • Wide operating temperature range

Disadvantages

  • Relatively higher power consumption compared to some alternative models
  • Limited data rate compared to newer transceiver ICs

Working Principles

The SN75C189ADRG4 functions as a bidirectional, differential bus transceiver, allowing for reliable data communication between RS-485 devices. It employs differential signaling to achieve high noise immunity and robustness in industrial environments.

Detailed Application Field Plans

The SN75C189ADRG4 is widely used in various industrial applications, including: - Factory Automation - Building Automation - Process Control Systems - Industrial Networking

Detailed and Complete Alternative Models

Some alternative models to SN75C189ADRG4 include: - MAX485 - LTC1480 - ADM2483

In summary, the SN75C189ADRG4 is a versatile and reliable differential bus transceiver that finds extensive use in industrial communication systems, offering high-speed data transmission and robustness in challenging environments.

[Word Count: 343]

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av SN75C189ADRG4 i tekniska lösningar

  1. What is the SN75C189ADRG4?

    • The SN75C189ADRG4 is a quad differential line receiver designed for digital data transmission over balanced lines.

  2. What is the operating voltage range of SN75C189ADRG4?

    • The operating voltage range of SN75C189ADRG4 is 4.5V to 5.5V.

  3. What is the typical input threshold voltage of SN75C189ADRG4?

    • The typical input threshold voltage of SN75C189ADRG4 is 200mV.

  4. What is the maximum data rate supported by SN75C189ADRG4?

    • The maximum data rate supported by SN75C189ADRG4 is 20Mbps.

  5. What are the typical applications of SN75C189ADRG4?

    • Typical applications of SN75C189ADRG4 include RS-485 and RS-422 communication systems, industrial automation, and motor control systems.

  6. Does SN75C189ADRG4 have built-in ESD protection?

    • Yes, SN75C189ADRG4 has built-in ESD protection up to ±15kV.

  7. What is the package type of SN75C189ADRG4?

    • SN75C189ADRG4 comes in a small-outline SOIC (D) package.

  8. Is SN75C189ADRG4 RoHS compliant?

    • Yes, SN75C189ADRG4 is RoHS compliant, making it suitable for environmentally friendly designs.

  9. Can SN75C189ADRG4 be used in automotive applications?

    • Yes, SN75C189ADRG4 is suitable for use in automotive applications due to its wide operating voltage range and robustness.

  10. What are the key features of SN75C189ADRG4?

    • The key features of SN75C189ADRG4 include low power consumption, wide common-mode voltage range, and high input impedance.