Startseite Schnittstelle RS-485- & RS-422-Transceiver
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Schnittstelle
RS-485- & RS-422-Transceiver

SN65HVD1473

AKTIV

RS-485-Vollduplex, 3,3 V, 16 kV ESD gemäß IEC, 20 Mbit/s Datenrate, mit Aktivierungen

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Datenblatt

SN65HVD1473

AKTIV
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Produktdetails

Number of receivers 1 Number of transmitters 1 Duplex Full Supply voltage (nom) (V) 3.3 Signaling rate (max) (Mbps) 20 IEC 61000-4-2 contact (±V) 16000 Fault protection (V) -13 to 16.5 Common-mode range (V) -7 to 12 Number of nodes 256 Features IEC ESD protection Isolated No Supply current (max) (µA) 1100 Rating Catalog Operating temperature range (°C) -40 to 125
Number of receivers 1 Number of transmitters 1 Duplex Full Supply voltage (nom) (V) 3.3 Signaling rate (max) (Mbps) 20 IEC 61000-4-2 contact (±V) 16000 Fault protection (V) -13 to 16.5 Common-mode range (V) -7 to 12 Number of nodes 256 Features IEC ESD protection Isolated No Supply current (max) (µA) 1100 Rating Catalog Operating temperature range (°C) -40 to 125
SOIC (D) 14 51.9 mm² 8.65 x 6 VSSOP (DGS) 10 14.7 mm² 3 x 4.9
  • 1/8 Unit-Load Options Available
    • Up to 256 Nodes on the Bus
  • Bus I/O Protection
    • > ±30 kV HBM protection
    • > ±16 kV IEC61000-4-2 Contact Discharge
    • > ±4 kV IEC61000-4-4 Fast Transient Burst
  • Extended Industrial Temperature Range:
    –40°C to 125°C
  • Large Receiver Hysteresis (70 mV) for Noise Rejection
  • Low Power Consumption
    • < 1.1 mA Quiescent Current During Operation
    • Low Standby Supply Current: 10 nA Typical,
      < 5 µA (maximum)
  • Glitch-Free Power-Up and Power-Down Protection for Hot-Plugging Applications
  • 5-V Tolerant Logic Inputs Compatible With 3.3-V or 5-V Controllers
  • Signaling Rate Options Optimized for:
    400 kbps (1470, 1471), 20 Mbps (1473, 1474), 50 Mbps (1476, 1477)
  • 1/8 Unit-Load Options Available
    • Up to 256 Nodes on the Bus
  • Bus I/O Protection
    • > ±30 kV HBM protection
    • > ±16 kV IEC61000-4-2 Contact Discharge
    • > ±4 kV IEC61000-4-4 Fast Transient Burst
  • Extended Industrial Temperature Range:
    –40°C to 125°C
  • Large Receiver Hysteresis (70 mV) for Noise Rejection
  • Low Power Consumption
    • < 1.1 mA Quiescent Current During Operation
    • Low Standby Supply Current: 10 nA Typical,
      < 5 µA (maximum)
  • Glitch-Free Power-Up and Power-Down Protection for Hot-Plugging Applications
  • 5-V Tolerant Logic Inputs Compatible With 3.3-V or 5-V Controllers
  • Signaling Rate Options Optimized for:
    400 kbps (1470, 1471), 20 Mbps (1473, 1474), 50 Mbps (1476, 1477)

The SN65HVD147x family of full-duplex transceivers feature the highest ESD protection in the RS-485 portfolio, supporting ±16-kV IEC61000-4-2 contact discharge and > ±30-kV HBM ESD protection. These RS-485 transceivers have robust 3.3-V drivers and receivers and are offered in a standard SOIC package as well as in a small-footprint MSOP package. The large receiver hysteresis of the SN65HVD147x devices provides immunity to conducted differential noise and the wide operating temperature enables reliability in harsh operating environments.

These devices each combine a differential driver and a differential receiver, which operate from a single 3.3-V power supply. Each driver and receiver has separate input and output pins for full-duplex bus communication designs. These devices all feature a wide common-mode voltage range which makes the devices suitable for multi-point applications over long cable runs.

The SN65HVD1471, SN65HVD1474, and SN65HVD1477 devices are fully enabled with no external enabling pins.

The SN65HVD1470, SN65HVD1473, and SN65HVD1476 devices have active-high driver enables and active-low receiver enables. A low, less than 5-µA standby current can be achieved by disabling both the driver and receiver.

These devices are characterized from –40°C to 125°C.

The SN65HVD147x family of full-duplex transceivers feature the highest ESD protection in the RS-485 portfolio, supporting ±16-kV IEC61000-4-2 contact discharge and > ±30-kV HBM ESD protection. These RS-485 transceivers have robust 3.3-V drivers and receivers and are offered in a standard SOIC package as well as in a small-footprint MSOP package. The large receiver hysteresis of the SN65HVD147x devices provides immunity to conducted differential noise and the wide operating temperature enables reliability in harsh operating environments.

These devices each combine a differential driver and a differential receiver, which operate from a single 3.3-V power supply. Each driver and receiver has separate input and output pins for full-duplex bus communication designs. These devices all feature a wide common-mode voltage range which makes the devices suitable for multi-point applications over long cable runs.

The SN65HVD1471, SN65HVD1474, and SN65HVD1477 devices are fully enabled with no external enabling pins.

The SN65HVD1470, SN65HVD1473, and SN65HVD1476 devices have active-high driver enables and active-low receiver enables. A low, less than 5-µA standby current can be achieved by disabling both the driver and receiver.

These devices are characterized from –40°C to 125°C.
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Technische Dokumentation

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Typ Titel Datum
* Data sheet SN65HVD147x 3.3-V Full-Duplex RS-485 Transceivers with ±16-kV IEC ESD datasheet (Rev. E) PDF | HTML 17 Apr 2019
Application brief How to Isolate Signal and Power for an RS-485 System (Rev. C) PDF | HTML 25 Mai 2021
EVM User's guide RS-485 Full-Duplex EVM User’s Guide 04 Jun 2014

Design und Entwicklung

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Evaluierungsplatine

RS485-FL-DPLX-EVM — RS-485-Vollduplex-Evaluierungsmodul

The RS-485 full-duplex evaluation module (EVM) helps designers evaluate device performance, supporting fast development and analysis of data transmission systems using any of the SN65HVD147x, SN65HVD179x, SN65HVD3x, SN65HVD5x and SN65HVD7x full-duplex transceivers in a 14-pin D package.  The (...)

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SN65HVD1473 IBIS Model

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TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
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Referenzdesigns

TIDA-00892 — Isolierte RS-485-Schnittstelle mit integriertem Signal- und Referenzdesign

The TIDA-00892 reference design provides a compact solution capable of generating isolated DC power while supporting isolated RS-485 communication. The design consists of a reinforced digital isolator with integrated power combined with an RS-485 communication transceiver.
Design guide: PDF
Schaltplan: PDF
Gehäuse Pins CAD-Symbole, Footprints und 3D-Modelle
SOIC (D) 14 Ultra Librarian
VSSOP (DGS) 10 Ultra Librarian
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