Datasheets
SN65HVD1781QDRQ1 by: Texas Instruments

Automotive Catalog 70-V Fault-Protected RS-485 Transceivers 8-SOIC -40 to 125

Part Details for SN65HVD1781QDRQ1 by Texas Instruments

Results Overview of SN65HVD1781QDRQ1 by Texas Instruments

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SN65HVD1781QDRQ1 Information

SN65HVD1781QDRQ1 by Texas Instruments is a Line Driver or Receiver.
Line Driver or Receivers are under the broader part category of Drivers And Interfaces.

A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.

Price & Stock for SN65HVD1781QDRQ1

Part # Distributor Description Stock Price Buy
DISTI # 3121350
Farnell RS422/RS485 TXRX, 1MBPS, SOIC8 RoHS: Compliant Min Qty: 1 Lead time: 40 Weeks, 1 Days Container: Cut Tape 1806
  • 1 $6.0702
  • 10 $4.6568
  • 25 $4.4549
  • 50 $4.2403
  • 100 $4.0384
  • 250 $3.8239
  • 500 $3.4326
$3.4326 / $6.0702 Buy Now
DISTI # 3121350RL
Farnell RS422/RS485 TXRX, 1MBPS, SOIC8 RoHS: Compliant Min Qty: 100 Lead time: 40 Weeks, 1 Days Container: Reel 1806
  • 100 $4.0384
  • 250 $3.8239
  • 500 $3.4326
$3.4326 / $4.0384 Buy Now
Bristol Electronics   2693
RFQ
Bristol Electronics   81
RFQ
Ameya Holding Limited IC TXRX RS485 FAULT-PROT 8SOIC 22262
RFQ
DISTI # C1S746203933373
Chip1Stop Single Transmitter/Receiver RS-485 Automotive 8-Pin SOIC T/R RoHS: Compliant pbFree: Yes Container: Cut Tape 2385
  • 1 $4.5900
  • 10 $3.4500
  • 50 $3.2200
  • 100 $2.9200
  • 200 $2.7600
  • 500 $2.5700
  • 1,000 $2.4900
$2.4900 / $4.5900 Buy Now
CHIPMALL.COM LIMITED SOIC-8 RS-485 / RS-422 ICs ROHS 165
  • 1 $2.0074
  • 10 $1.7679
  • 30 $1.5985
  • 100 $1.4438
  • 500 $1.3740
  • 1,000 $1.3442
$1.3442 / $2.0074 Buy Now
LCSC SOIC-8 RS-485 / RS-422 ICs ROHS 200
  • 1 $1.8871
  • 10 $1.6802
  • 30 $1.6475
  • 100 $1.5985
$1.5985 / $1.8871 Buy Now
LCSC Transceiver 1Mbps SOIC-8 RS-485 / RS-422 ICs ROHS 165
  • 1 $2.0910
  • 10 $1.8416
  • 30 $1.6651
  • 100 $1.5040
  • 500 $1.4312
  • 1,000 $1.4002
$1.4002 / $2.0910 Buy Now
Win Source Electronics IC TXRX RS485 FAULT-PROT 8SOIC 20000
  • 23 $2.2470
  • 48 $2.1020
  • 74 $2.0290
  • 107 $1.8840
  • 138 $1.8120
  • 173 $1.7400
$1.7400 / $2.2470 Buy Now

Part Details for SN65HVD1781QDRQ1

SN65HVD1781QDRQ1 CAD Models

SN65HVD1781QDRQ1 Part Data Attributes

SN65HVD1781QDRQ1 Texas Instruments
Buy Now Datasheet
Compare Parts:
SN65HVD1781QDRQ1 Texas Instruments Automotive Catalog 70-V Fault-Protected RS-485 Transceivers 8-SOIC -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SOIC-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Differential Output YES
Driver Number of Bits 1
Input Characteristics DIFFERENTIAL SCHMITT TRIGGER
Interface IC Type LINE TRANSCEIVER
Interface Standard EIA-485-A; TIA-485-A
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Out Swing-Min 0.8 V
Output Characteristics DIFFERENTIAL
Output Low Current-Max 0.008 A
Output Polarity COMPLEMENTARY
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Receive Delay-Max 200 ns
Receiver Number of Bits 1
Screening Level AEC-Q100
Seated Height-Max 1.75 mm
Supply Current-Max 6 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 3.15 V
Supply Voltage-Nom 5 V
Supply Voltage1-Max 5.5 V
Supply Voltage1-Min 3.15 V
Supply Voltage1-Nom 5 V
Surface Mount YES
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Transmit Delay-Max 200 ns
Width 3.9 mm

Alternate Parts for SN65HVD1781QDRQ1

This table gives cross-reference parts and alternative options found for SN65HVD1781QDRQ1. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SN65HVD1781QDRQ1, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
SN65HVD1781D Texas Instruments $4.4780 70-V Fault-Protected RS-485 Transceivers 8-SOIC -40 to 125 SN65HVD1781QDRQ1 vs SN65HVD1781D
Part Number Manufacturer Composite Price Description Compare
SN65HVD1786D Texas Instruments $2.1412 70-V Fault-Protected RS-485 with -20 to +25 common mode 8-SOIC -40 to 105 SN65HVD1781QDRQ1 vs SN65HVD1786D
SN65HVD1781DR Texas Instruments $2.7189 70-V Fault-Protected RS-485 Transceivers 8-SOIC -40 to 125 SN65HVD1781QDRQ1 vs SN65HVD1781DR
SN65HVD1786P Texas Instruments $2.3171 70-V Fault-Protected RS-485 with -20 to +25 common mode 8-PDIP -40 to 105 SN65HVD1781QDRQ1 vs SN65HVD1786P
ADM4856ARZ Analog Devices Inc $2.1624 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 2.5 Mbps) SN65HVD1781QDRQ1 vs ADM4856ARZ
ADM4852ARZ Analog Devices Inc $2.4854 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Half Duplex, 2.5 Mbps) SN65HVD1781QDRQ1 vs ADM4852ARZ
SN65HVD1792TDEP Texas Instruments Check for Price Fault-Protected RS-485 Transceiver With Extended Common-Mode Range 14-SOIC -40 to 105 SN65HVD1781QDRQ1 vs SN65HVD1792TDEP
SN65HVD1781P Texas Instruments $2.9566 70-V Fault-Protected RS-485 Transceivers 8-PDIP -40 to 105 SN65HVD1781QDRQ1 vs SN65HVD1781P
ADM4856AR-REEL7 Analog Devices Inc Check for Price 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Full Duplex, 2.5 Mbps) SN65HVD1781QDRQ1 vs ADM4856AR-REEL7
ADM4852ARZ-REEL7 Analog Devices Inc $2.3294 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Half Duplex, 2.5 Mbps) SN65HVD1781QDRQ1 vs ADM4852ARZ-REEL7
ADM4852AR Analog Devices Inc Check for Price 5 V, ⅛ Load, Slew-Rate Limited, RS-485/RS-422 Transceiver (Half Duplex, 2.5 Mbps) SN65HVD1781QDRQ1 vs ADM4852AR

SN65HVD1781QDRQ1 Related Parts

SN65HVD1781QDRQ1 Frequently Asked Questions (FAQ)

  • The maximum cable length supported by the SN65HVD1781QDRQ1 is dependent on the specific application and the type of cable used. However, as a general guideline, the device can support cable lengths of up to 100 meters at a data rate of 100 Mbps.

  • To ensure EMC with the SN65HVD1781QDRQ1, it is recommended to follow proper PCB layout and design guidelines, use shielding and grounding techniques, and ensure that the device is properly decoupled and filtered.

  • The recommended operating temperature range for the SN65HVD1781QDRQ1 is -40°C to 125°C. However, the device can operate at temperatures up to 150°C for short periods of time.

  • To troubleshoot issues with the SN65HVD1781QDRQ1, it is recommended to check the device's power supply, clock signal, and data transmission lines. Additionally, using oscilloscopes and logic analyzers can help identify signal integrity issues.

  • Yes, the SN65HVD1781QDRQ1 can be used in redundant or fault-tolerant systems. The device's built-in redundancy and fault-tolerant features make it suitable for use in high-reliability applications.

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