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3.3-V to 5-V RS-485 transceiver with surge protection 8-SOIC -40 to 125
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
THVD1428DR 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.
Part # | Manufacturer | Description | Datasheet |
---|---|---|---|
THVD1428DR | Texas Instruments | 3.3-V to 5-V RS-485 transceiver with surge protection 8-SOIC -40 to 125 |
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
296-THVD1428DRCT-ND
|
DigiKey | IC TRANSCEIVER HALF 1/1 8SOIC Min Qty: 1 Lead time: 12 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
2092 In Stock |
|
$1.5539 / $2.9900 | Buy Now |
DISTI #
595-THVD1428DR
|
Mouser Electronics | RS-485 Interface IC 3.3-V to 5-V RS-485 transceiver with sur RoHS: Compliant | 1265 |
|
$1.5500 / $2.9900 | Buy Now |
DISTI #
THVD1428DR
|
TME | IC: interface, transceiver, half duplex,RS485, 20000kbps, SOIC8 Min Qty: 1 | 871 |
|
$1.5900 / $2.5500 | Buy Now |
|
Cytech Systems Limited | IC TRANSCEIVER HALF 1/1 8SOIC | 300 |
|
RFQ | |
|
Vyrian | Interface ICs | 11027 |
|
RFQ | |
|
Win Source Electronics | IC TRANSCEIVER HALF 1/1 8SOIC | 13520 |
|
$1.8271 / $2.7406 | Buy Now |
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THVD1428DR
Texas Instruments
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Datasheet
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THVD1428DR
Texas Instruments
3.3-V to 5-V RS-485 transceiver with surge protection 8-SOIC -40 to 125
|
Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Package Description | SOIC-8 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Date Of Intro | 2020-05-18 | |
Samacsys Manufacturer | Texas Instruments | |
Additional Feature | ALSO OPERATES AT 5V NOM | |
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 | 4.905 mm | |
Moisture Sensitivity Level | 2 | |
Number of Functions | 1 | |
Number of Terminals | 8 | |
Operating Temperature-Max | 125 °C | |
Operating Temperature-Min | -40 °C | |
Output Characteristics | DIFFERENTIAL | |
Output Polarity | COMPLEMENTARY | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | HSOP | |
Package Equivalence Code | SOP8,.25 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, HEAT SINK/SLUG | |
Peak Reflow Temperature (Cel) | 260 | |
Receive Delay-Max | 45 ns | |
Receiver Number of Bits | 1 | |
Seated Height-Max | 1.75 mm | |
Supply Current-Max | 3 mA | |
Supply Voltage-Max | 5.5 V | |
Supply Voltage-Min | 3 V | |
Supply Voltage-Nom | 3.3 V | |
Surface Mount | YES | |
Temperature Grade | AUTOMOTIVE | |
Terminal Finish | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | |
Terminal Form | GULL WING | |
Terminal Pitch | 1.27 mm | |
Terminal Position | DUAL | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Transmit Delay-Max | 25 ns | |
Width | 3.895 mm |
This table gives cross-reference parts and alternative options found for THVD1428DR. 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 THVD1428DR, 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 |
---|---|---|---|---|
TL3695DR | Texas Instruments | $1.0193 | Differential Bus Transceiver 8-SOIC 0 to 70 | THVD1428DR vs TL3695DR |
MAX485CSA+T | Analog Devices Inc | $1.4381 | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers, 8-SOIC_N-150_MIL, 8 Pins, 0 to 70C | THVD1428DR vs MAX485CSA+T |
ADM485JRZ | Analog Devices Inc | $1.7449 | 5 V, Low Power, 5 Mbps, Half Duplex EIA RS-485 Transceiver | THVD1428DR vs ADM485JRZ |
ADM485JRZ-REEL | Analog Devices Inc | $2.4275 | 5 V, Low Power, 5 Mbps, Half Duplex EIA RS-485 Transceiver | THVD1428DR vs ADM485JRZ-REEL |
MAX1487ECSA+ | Analog Devices Inc | $3.1404 | ±15kV ESD-Protected, Slew-Rate-Limited, Low-Power, RS-485/RS-422 Transceivers, 8-SOIC_N-150_MIL, 8 Pins, 0 to 70C | THVD1428DR vs MAX1487ECSA+ |
ADM1485ARZ | Analog Devices Inc | $3.2751 | 5 V, High Speed (30 Mbps), Low Power, Half Duplex EIA RS-485 Transceiver | THVD1428DR vs ADM1485ARZ |
MAX485EESA | Maxim Integrated Products | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PDSO8, 0.150 INCH, MS-012A, SOIC-8 | THVD1428DR vs MAX485EESA |
MAX485CSA-T | Maxim Integrated Products | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PDSO8, SOIC-8 | THVD1428DR vs MAX485CSA-T |
LTC485IS8 | Analog Devices Inc | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PDSO8 | THVD1428DR vs LTC485IS8 |
LTC1485CS8#TR | Analog Devices Inc | Check for Price | Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, BICMOS, PDSO8 | THVD1428DR vs LTC1485CS8#TR |
A good PCB layout for the THVD1428DR involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the device. TI provides a recommended layout in the datasheet and application notes.
To ensure reliable operation in high-temperature environments, ensure that the device is properly heatsinked, and the junction temperature (TJ) is kept below the maximum rating of 150°C. Also, consider using a thermal pad or heat sink to dissipate heat.
The THVD1428DR's limited output current (150mA) means it's not suitable for high-current applications. Ensure your system design takes this into account, and consider using external amplifiers or buffers if higher currents are required.
To troubleshoot issues with the THVD1428DR, start by verifying the input voltage, output voltage, and load conditions. Check for proper PCB layout, decoupling, and bypassing. Use an oscilloscope to inspect the output waveform and look for signs of oscillation or ringing.
While the THVD1428DR can be used in switching regulator applications, it's not the most suitable device for this purpose due to its limited output current and bandwidth. Consider using a dedicated switching regulator IC for such applications.