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SN65HVD1781DR Transceiver: Circuit, RS-485

IC TXRX RS485 FAULT-PROT 8-SOIC The SN65HVD1781DR devices are half-duplex RS-485 transceivers with three speed classes that can transmit data at 115 kbps, 1 Mbps, and 10 Mbps. Check out more details of the component.

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Mar 17, 2022

Glenn Tracy

Reliable SN65HVD1781DR Supplier and SN65HVD1781DR Distributor in China - Rantle East Electronic

 

IC TXRX RS485 FAULT-PROT 8-SOIC

The SN65HVD1781DR devices are half-duplex RS-485 transceivers with three speed classes that can transmit data at 115 kbps, 1 Mbps, and 10 Mbps. Check out more details of the component.

 

SN65HVD1781DR

21250In Stock
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SN65HVD1781DR Transceiver: Circuit, RS-485

The SN65HVD1781DR devices are half-duplex RS-485 transceivers with three speed classes that can transmit data at 115 kbps, 1 Mbps, and 10 Mbps. These devices have a broad common-mode operating range as well as bus-pin fault prevention up to 70 V. Each device has an active-HIGH driver and an active-LOW receiver. Disabling both the driver and the receiver results in a standby current of less than 1 A.

SN65HVD1781DR Pinout

SN65HVD1781DR CAD Model

Symbol

Footprint

 

3D Model

SN65HVD1781DR Features

• 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

SN65HVD1781DR Functional Block Diagram

SN65HVD1781DR Recommended Operating Conditions

  MIN NOM MAX UNIT
VCC Supply voltage   3.15 5 5.5 V
Vi Input voltage at any bus terminal (separately or common mode)(1) -7   12 V
Vih High-level input voltage (driver, driver enable, and receiver enable inputs) 2   VCC V
V|L Low-level input voltage (driver, driver enable, and receiver enable inputs) 0   0.8 V
VID Differential input voltage   -12   12 V
  Output current, driver -60   60 mA
IO Output current, receiver -8   8 mA
Rl Differential load resistance   54 60   Q
CL Differential load capacitance   50 pF
    SN65HVD1780 115 kbps
1/tui Signaling rate SN65HVD1781 1 Mbps
    SN65HVD1782 10
Ta Operating free-air temperature (See Power 5-V supply -40   105 °C
Dissipation Characteristics) 3.3-V supply -40   125
Tj Junction temperature   -40   150 °C

SN65HVD1781DR Equivalents

Part Number Description Manufacturer
SN65HVD1786DRDRIVERS AND INTERFACES 70-V Fault-Protected RS-485 with -20 to +25 common mode 8-SOIC -40 to 105 Texas Instruments
ISL32435EIBZDRIVERS AND INTERFACES ±40V Fault Protected, 3.3V to 5V, ±15V CMR, 1Mbps Half-Duplex RS-485/RS-422, ±15kV ESD; MSOP8, SOIC8; Temp Range: -40° to 85°C Intersil Corporation
ISL32435EIUZDRIVERS AND INTERFACES ±40V Fault Protected, 3.3V to 5V, ±15V CMR, 1Mbps Half-Duplex RS-485/RS-422, ±15kV ESD Renesas Electronics Corporation
SN65HVD1786DDRIVERS AND INTERFACES 70-V Fault-Protected RS-485 with -20 to +25 common mode 8-SOIC -40 to 105 Texas Instruments
ILX3485DTDRIVERS AND INTERFACES Line Transceiver, IKSemicon Co Ltd
ISL32435EIBZ-T7DRIVERS AND INTERFACES LINE TRANSCEIVER Intersil Corporation
ISL32435EIUZ-TDRIVERS AND INTERFACES ±40V Fault Protected, 3.3V to 5V, ±15V CMR, 1Mbps Half-Duplex RS-485/RS-422, ±15kV ESD; MSOP8, SOIC8; Temp Range: -40° to 85°C Intersil Corporation
ILX3485DDRIVERS AND INTERFACES Line Transceiver, IKSemicon Co Ltd
ISL32435EIBZ-T7ADRIVERS AND INTERFACES ±40V Fault Protected, 3.3V to 5V, ±15V CMR, 1Mbps Half-Duplex RS-485/RS-422, ±15kV ESD; MSOP8, SOIC8; Temp Range: -40° to 85°C Intersil Corporation
SN65HVD1781DDRIVERS AND INTERFACES 70-V Fault-Protected RS-485 Transceivers 8-SOIC -40 to 125 Texas Instruments

Specifications

SN65HVD1781DR Tech Specifications

Texas Instruments SN65HVD1781DR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments SN65HVD1781DR.

Product Attribute Attribute Value
Lifecycle StatusACTIVE (Last Updated: 1 day ago)
Factory Lead Time6 Weeks
MountSurface Mount
Mounting TypeSurface Mount
Package / Case8-SOIC (0.154, 3.90mm Width)
Number of Pins8Pins
Weight75.891673mg
Operating Temperature-40°C~125°C
PackagingTape & Reel (TR)
JESD-609 Codee4
Pbfree Codeyes
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Number of Terminations8Terminations
ECCN CodeEAR99
TypeTransceiver
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Max Power Dissipation905mW
Voltage - Supply3.15V~5.5V
Product Attribute Attribute Value
Terminal PositionDUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel)260
Number of Functions1Function
Supply Voltage5V
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
Base Part Number65HVD1781
Pin Count8
Qualification StatusNot Qualified
Output Voltage2.75V
Operating Supply Voltage5V
InterfaceRS-422, RS-485
Operating Supply Current6mA
Nominal Supply Current6mA
Propagation Delay200 ns
Data Rate1Mbps
Output CharacteristicsDIFFERENTIAL
Differential OutputYES
Output PolarityDIFFERENTIAL
Product Attribute Attribute Value
ProtocolRS422, RS485
Input CharacteristicsDIFFERENTIAL SCHMITT TRIGGER
Number of Drivers/Receivers1/1Drivers/Receiver
Driver Number of Bits1Bit
Receiver Number of Bits1Bit
DuplexHalf
Receiver Hysteresis50mV
Number of Transceivers1Transceiver
Simplex/DuplexHalf Duplex
Supply Voltage1-Nom5V
Max Junction Temperature (Tj)150°C
Ambient Temperature Range High125°C
Height1.75mm
Length4.9mm
Width3.91mm
Thickness1.58mm
REACH SVHCNo SVHC
RoHS StatusROHS3 Compliant
Lead FreeLead Free
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SN65HVD1781DR Applications

• HVAC Networks

• Security Electronics

• Building Automation

• Telecommunication Equipment

• Motion Control

• Industrial Networks

SN65HVD1781DR Typical Application Circuit

SN65HVD1781DR Typical Application Circuit

SN65HVD1781DR Package

 

SN65HVD1781DR Manufacturer

Texas Instruments Incorporated (TI) is an American technology company based in Dallas, Texas, that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top 10 semiconductor companies worldwide based on sales volume. The company's focus is on developing analog chips and embedded processors, which account for more than 80% of its revenue. TI also produces TI digital light processing technology and education technology products including calculators, micro-controllers, and multi-core processors. The company boasts 45,000 patents around the globe as of 2016.

Frequently Asked Questions

What is SN65HVD1781DR?
The SN65HVD1781DR devices are half-duplex RS-485 transceivers with three speed classes that can transmit data at 115 kbps, 1 Mbps, and 10 Mbps. These devices have a broad common-mode operating range as well as bus-pin fault prevention up to 70 V. Each device has an active-HIGH driver and an active-LOW receiver. Disabling both the driver and the receiver results in a standby current of less than 1 A.
What is the recommended operating temperature of the component?
-40°C~125°C.
What is the package of the device?
8-SOIC (0.154, 3.90mm Width).
What is the component’s number of pins?
8.
FAQ
What is SN65HVD1781DR?
The SN65HVD1781DR devices are half-duplex RS-485 transceivers with three speed classes that can transmit data at 115 kbps, 1 Mbps, and 10 Mbps. These devices have a broad common-mode operating range as well as bus-pin fault prevention up to 70 V. Each device has an active-HIGH driver and an active-LOW receiver. Disabling both the driver and the receiver results in a standby current of less than 1 A.
What is the recommended operating temperature of the component?
-40°C~125°C.
What is the package of the device?
8-SOIC (0.154, 3.90mm Width).
What is the component’s number of pins?
8.

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