Texas Instruments
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DS75176BM
Details bekijken DataSheets

DS75176BM

Product Overview

  • Category: Integrated Circuit
  • Use: Communication and Networking
  • Characteristics: RS-485/RS-422 Transceiver
  • Package: SOIC (Small Outline Integrated Circuit)
  • Essence: High-speed differential bus transceiver
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

  • Supply Voltage: 4.75V to 5.25V
  • Data Rate: Up to 10 Mbps
  • Number of Drivers/Receivers: 1 Driver, 1 Receiver
  • Operating Temperature Range: -40°C to +85°C
  • ESD Protection: ±15kV Human Body Model (HBM)

Detailed Pin Configuration

The DS75176BM has a total of 8 pins:

  1. VCC - Power supply voltage
  2. GND - Ground reference
  3. RO - Receiver output
  4. RE - Receiver enable
  5. DE - Driver enable
  6. DI - Driver input
  7. D - Driver output
  8. A/B - Differential bus lines

Functional Features

  • RS-485 and RS-422 compatible
  • Allows long-distance data transmission
  • Low power consumption
  • High noise immunity
  • Supports multidrop and multipoint networks
  • Built-in fail-safe circuitry

Advantages and Disadvantages

Advantages: - Wide operating temperature range - High data rate capability - Robust ESD protection - Flexible driver and receiver enable control

Disadvantages: - Requires external termination resistors for proper operation - Limited number of drivers and receivers

Working Principles

The DS75176BM is designed to facilitate reliable communication over long distances using the RS-485 and RS-422 standards. It employs differential signaling to transmit data, which provides high noise immunity and allows for longer cable lengths. The driver and receiver circuitry ensure proper signal transmission and reception, while the fail-safe circuitry guarantees a known output state when the bus is idle.

Detailed Application Field Plans

The DS75176BM is widely used in various applications, including:

  1. Industrial Automation: Control systems, PLCs, and motor drives
  2. Building Automation: HVAC systems, access control, and security systems
  3. Telecommunications: Modems, multiplexers, and repeaters
  4. Automotive: Vehicle diagnostics and communication networks
  5. Instrumentation: Data acquisition systems and test equipment

Detailed and Complete Alternative Models

  1. MAX485 - Maxim Integrated
  2. SN75176 - Texas Instruments
  3. LTC485 - Linear Technology
  4. ADM485 - Analog Devices
  5. ST485 - STMicroelectronics

These alternative models offer similar functionality and can be used as replacements for the DS75176BM in various applications.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van DS75176BM in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of DS75176BM in technical solutions:

  1. Q: What is DS75176BM? A: DS75176BM is a differential bus transceiver chip commonly used in industrial automation, telecommunications, and automotive applications.

  2. Q: What is the operating voltage range of DS75176BM? A: The operating voltage range of DS75176BM is typically between 4.5V and 5.5V.

  3. Q: Can DS75176BM be used for long-distance communication? A: Yes, DS75176BM is designed for long-distance communication up to several hundred meters, depending on the transmission speed.

  4. Q: What is the maximum data rate supported by DS75176BM? A: DS75176BM supports data rates up to 20 Mbps, making it suitable for high-speed communication applications.

  5. Q: Is DS75176BM compatible with RS-485 standard? A: Yes, DS75176BM is fully compliant with the RS-485 standard, ensuring compatibility with other RS-485 devices.

  6. Q: Can DS75176BM be used in half-duplex or full-duplex communication? A: DS75176BM can be used in both half-duplex and full-duplex communication modes, depending on the system requirements.

  7. Q: Does DS75176BM have built-in protection features? A: Yes, DS75176BM includes built-in protection features such as thermal shutdown and short-circuit protection to ensure reliable operation.

  8. Q: What is the maximum number of nodes that can be connected using DS75176BM? A: DS75176BM supports multi-point networks with up to 32 nodes, allowing for flexible system configurations.

  9. Q: Can DS75176BM be used in harsh environments? A: Yes, DS75176BM is designed to operate in harsh industrial environments with extended temperature ranges and high noise immunity.

  10. Q: Are there any application notes or reference designs available for DS75176BM? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing DS75176BM in various technical solutions.

Please note that these answers are general and may vary depending on specific implementation requirements and datasheet specifications.