ISO1500DBQ

有效庫存4,374

RS-422/RS-485 Interface IC 1-Mbps, half-duplex, 3-kVrms ultra-small isolated RS-485 & RS-422 transceiver 16-SSOP -40 to 125

  • 製造商零件號 # : ISO1500DBQ

  • 包裝/封裝: SSOP-16

  • 製造商: Texas Instruments

  • 產品分類 : Drivers, Receivers, Transceivers

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例子

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ISO1500DBQ 數據表

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詳細說明

In summary, the ISO1500DBQ is a versatile and robust device that meets the demanding requirements of modern communication systems. Its compact size, protection features, wide voltage range, and excellent temperature tolerance make it an ideal choice for a wide range of applications, including industrial automation, telecommunications, and automotive electronics. With its reliable performance and secure communication capabilities, the ISO1500DBQ is a valuable addition to any system requiring TIA/EIA RS-485 and RS-422 communication

主要特徵

  • Automatic software updates available
  • User-friendly interface simplified
  • Fault-tolerant design ensured reliability

規格

以下是所選零件的基本參數,涉及零件的特性及其所屬類別。

Rating Catalog Integrated isolated power No
Isolation rating Basic Duplex Half
Data rate (max) (MBps) 1 Working isolation voltage (VIOWM) (Vrms) 400
Surge isolation voltage (VIOSM) (VPK) 4000 Transient isolation voltage (VIOTM) (VPK) 4242
Withstand isolation voltage (VISO) (Vrms) 2500 ESD HBM (kV) 16
VCC1 (min) (V) 1.71 VCC1 (max) (V) 5.5
VCC2 (min) (V) 4.5 VCC2 (max) (V) 5.5
Fail safe Idle, Open, Short CMTI (min) (kV/µs) 85
Operating temperature range (°C) -40 to 125 Creepage (min) (mm) 3.7
Clearance (min) (mm) 3.7

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。

初步規格 ISO1500DBQ PDF 下載

常見問題解答

What is ISO1500DBQ?

The ISO1500DBQ is a quad-channel digital isolator designed by Texas Instruments. It provides isolated communication and signal transfer between different circuits or systems, ensuring safety and noise immunity in industrial, automotive, and medical applications.

How Does ISO1500DBQ Work?

The ISO1500DBQ works by using internal capacitive isolation technology to transmit digital signals across isolation barriers. It isolates the communication channels while maintaining data integrity and reliability. The digital isolator helps prevent ground loops, reduces noise interference, and enhances system safety.

How Many Pins does ISO1500DBQ have and What are the Functions of the Pinout Configuration?

The ISO1500DBQ is housed in a 16-pin SSOP (Shrink Small Outline Package) package. The pinout configuration includes:

  • VDDx: Power supply pins for each channel (x refers to channel number).
  • GNDx: Ground pins for each channel.
  • DXn: Digital data input pins for each channel.
  • DXn: Digital data output pins for each channel.
  • ENx: Enable pins for each channel.
  • NC: No connect pin.

What are the Pros and Cons of ISO1500DBQ?

Pros:

  • Isolation: Provides effective isolation for communication channels, enhancing system safety.
  • Noise Immunity: Helps reduce noise interference in digital communications.
  • Multiple Channels: Quad-channel design offers flexibility in system integration.
  • High Data Rate: Supports high-speed data transmission for quick response times.
  • Compact Package: Space-efficient 16-pin SSOP package for compact designs.

Cons:

  • Cost: Digital isolators may have a higher cost compared to non-isolated solutions.
  • Power Consumption: Requires power for each channel, which may increase overall power consumption.
  • Complexity: Integration and layout considerations are necessary for optimal performance.

Are There Any Equivalents/Alternatives to ISO1500DBQ for Recommendation?

  • The ISO1540 from Texas Instruments is a similar quad-channel digital isolator with reinforced isolation.
  • Alternatives to the ISO1500DBQ include the ADUM3401 from Analog Devices and the MAX14930 from Maxim Integrated.

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