SN65HVD1782

활성

30V 고장 방지 RS-485 트랜시버

제품 상세 정보

Number of receivers 1 Number of transmitters 1 Duplex Half Signaling rate (max) (Mbps) 10 Fault protection (V) -30 to 30 Common-mode range (V) -7 to 12 Number of nodes 64 Isolated No Supply current (max) (µA) 6000 Rating Catalog Operating temperature range (°C) -40 to 105
Number of receivers 1 Number of transmitters 1 Duplex Half Signaling rate (max) (Mbps) 10 Fault protection (V) -30 to 30 Common-mode range (V) -7 to 12 Number of nodes 64 Isolated No Supply current (max) (µA) 6000 Rating Catalog Operating temperature range (°C) -40 to 105
SOIC (D) 8 29.4 mm² (4.9 mm × 6 mm) PDIP (P) 8 92.5083 mm² (9.81 mm × 9.43 mm)
  • Bus-Pin Fault Protection to:
    • > ±70 V (SN65HVD1780, SN65HVD1781)
    • > ±30 V (SN65HVD1782)
  • Operation With 3.3-V to 5-V Supply Range
  • ±16-kV HBM Protection on Bus Pins
  • Reduced Unit Load for Up to 320 Nodes
  • Failsafe Receiver for Open-Circuit, Short-Circuit, and Idle-Bus Conditions
  • Low Power Consumption
    • Low Standby Supply Current, 1 µA Maximum
    • ICC 4-mA Quiescent Current During Operation
  • Pin-Compatible With Industry-Standard SN75176
  • Signaling Rates of 115 kbps, 1 Mbps, and up to 10 Mbps
  • Create a Custom Design using the SN65HVD178x with the WEBENCH® Power Designer
  • Bus-Pin Fault Protection to:
    • > ±70 V (SN65HVD1780, SN65HVD1781)
    • > ±30 V (SN65HVD1782)
  • Operation With 3.3-V to 5-V Supply Range
  • ±16-kV HBM Protection on Bus Pins
  • Reduced Unit Load for Up to 320 Nodes
  • Failsafe Receiver for Open-Circuit, Short-Circuit, and Idle-Bus Conditions
  • Low Power Consumption
    • Low Standby Supply Current, 1 µA Maximum
    • ICC 4-mA Quiescent Current During Operation
  • Pin-Compatible With Industry-Standard SN75176
  • Signaling Rates of 115 kbps, 1 Mbps, and up to 10 Mbps
  • Create a Custom Design using the SN65HVD178x with the WEBENCH® Power Designer

The SN65HVD178x devices are designed to survive overvoltage faults such as direct shorts to power supplies, mis-wiring faults, connector failures, cable crushes, and tool mis-applications. The devices are also robust to ESD events with high levels of protection to the human-body-model specification.

The SN65HVD178x devices combine a differential driver and a differential receiver, which operate from a single power supply. In the SN65HVD1782, the driver differential outputs and the receiver differential inputs are connected internally to form a bus port suitable for half-duplex (two-wire bus) communication. This port features a wide common-mode voltage range, making the devices suitable for multipoint applications over long cable runs. These devices are characterized from –40°C to 125°C. These devices are pin-compatible with the industry-standard SN75176 transceiver, making them drop-in upgrades in most systems.

These devices are fully compliant with ANSI TIA/EIA 485-A with a 5-V supply and can operate with a 3.3-V supply with reduced driver output voltage for low-power applications. For applications where operation is required over an extended common-mode voltage range, see the SN65HVD1785 (SLLS872) data sheet.

The SN65HVD178x devices are designed to survive overvoltage faults such as direct shorts to power supplies, mis-wiring faults, connector failures, cable crushes, and tool mis-applications. The devices are also robust to ESD events with high levels of protection to the human-body-model specification.

The SN65HVD178x devices combine a differential driver and a differential receiver, which operate from a single power supply. In the SN65HVD1782, the driver differential outputs and the receiver differential inputs are connected internally to form a bus port suitable for half-duplex (two-wire bus) communication. This port features a wide common-mode voltage range, making the devices suitable for multipoint applications over long cable runs. These devices are characterized from –40°C to 125°C. These devices are pin-compatible with the industry-standard SN75176 transceiver, making them drop-in upgrades in most systems.

These devices are fully compliant with ANSI TIA/EIA 485-A with a 5-V supply and can operate with a 3.3-V supply with reduced driver output voltage for low-power applications. For applications where operation is required over an extended common-mode voltage range, see the SN65HVD1785 (SLLS872) data sheet.

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관심 가지실만한 유사 제품

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비교 대상 장치와 동일한 기능을 지원하는 핀 대 핀.
THVD2450 활성 IEC ESD를 지원하는 ±70V 고장 방지 3.3V~5V RS-485 트랜시버 Pin-to-pin device that offers integrated ±70-V fault-protection, IEC ESD protection (12-kV contact discharge), IEC EFT (4-kV noise immunity), and extended comm

기술 자료

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* 데이터 시트 SN65HVD178x Fault-Protected RS-485 Transceivers With 3.3-V to 5-V Operation datasheet (Rev. H) PDF | HTML 2017. 3. 10
기능 안전 정보 SN65HVD178x Functional Safety, FIT Rate, Failure Mode Distribution and Pin FMA PDF | HTML 2021. 3. 1

설계 및 개발

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평가 보드

RS485-HF-DPLX-EVM — RS-485 하프 듀플렉스 평가 모듈

RS-485 하프 듀플렉스 평가 모듈(EVM)은 설계자가 SN65HVD1x, SN65HVD2x, SN65HVD7x, SN65HVD8x 및 SN65HVD96 반이중 트랜시버를 사용하여 데이터 전송 시스템의 빠른 개발 및 분석을 지원하고 장치 성능을 평가하는 데 도움이 됩니다. EVM 보드는 보드에 납땜된 RS-485 장치가 없습니다. 사용자는 평가를 위한 샘플을 요청하거나 TI RS-485 하프 듀플렉스 장치 중 하나를 구매할 수 있습니다. 호환되는 디바이스의 전체 목록은 EVM 사용 설명서를 참조하세요.
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시뮬레이션 모델

SN65HVD1782 IBIS 3.3V Model

SLLC354.ZIP (8 KB) - IBIS 모델
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시뮬레이션 모델

SN65HVD1782 IBIS 5V Model

SLLC353.ZIP (7 KB) - IBIS 모델
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패키지 CAD 기호, 풋프린트 및 3D 모델
SOIC (D) 8 Ultra Librarian
PDIP (P) 8 Ultra Librarian

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