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THVD1450D
RS-422/RS-485 Interface IC 3.3-V to 5-V RS-485 transceiver with +/-18-kV IEC ESD protection 8-SOIC -40 to 125THVD1450D
RS-422/RS-485 Interface IC 3.3-V to 5-V RS-485 transceiver with +/-18-kV IEC ESD protection 8-SOIC -40 to 125
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Manufacturer Part # : THVD1450D
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Package/Case: SOIC-8
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Brand: Texas Instruments
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Product Categories : Drivers, Receivers, Transceivers
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
Example
Tape and Reel
Cut Tape
Tube or Tray
THVD1450D DataSheet
Pricing (USD)
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.393 | $1.39 |
| 200 | $0.540 | $108.00 |
| 500 | $0.522 | $261.00 |
| 1000 | $0.511 | $511.00 |
These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.
Details
Compliant with the stringent RS-485 standard, the THVD1450D is engineered to minimize electromagnetic emissions and deliver exceptional noise immunity, ensuring uninterrupted communication in challenging industrial scenarios. Further enhancing its reliability, this transceiver includes built-in thermal shutdown and short-circuit protection features, providing peace of mind against potential operational risks and ensuring long-term durability
Key Features
- Reliable Hot Swap Capability
- Robust Noise Immunity Feature
- Small Size for Space-Saving Design
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Number of receivers | 1 | Number of transmitters | 1 |
| Duplex | Half | Supply voltage (nom) (V) | 3.3, 5 |
| Signaling rate (max) (MBits) | 50 | IEC 61000-4-2 contact (±V) | 18000 |
| Fault protection (V) | -18 to 18 | Common-mode range (V) | -15 to 15 |
| Number of nodes | 256 | Features | Extended common mode, IEC ESD protection, PROFIBUS |
| Isolated | No | Supply current (max) (µA) | 3000 |
| Rating | Catalog | Operating temperature range (°C) | -40 to 125 |
Specification Comparison
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is THVD1450D?
The THVD1450D is a high-speed fully-differential amplifier designed specifically for use in RS-485 and RS-422 communication networks. It is manufactured by Texas Instruments and is ideal for applications requiring robust communication over long cable lengths, such as industrial automation, motor control, and building automation.
How Does THVD1450D Work?
The THVD1450D operates by amplifying and improving the quality of differential signals commonly used in RS-485 and RS-422 communication protocols. It provides high-speed, low-distortion amplification to ensure reliable data transmission over long distances. The device features built-in ESD and short-circuit protection for enhanced system reliability.
How Many Pins does THVD1450D have and What are the Functions of the Pinout Configuration?
The THVD1450D is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- RO: Receiver Output.
- RE: Receiver Enable.
- A: Inverting Input.
- B: Non-inverting Input.
- Y: Driver Output.
- VCC: Power Supply.
- GND: Ground.
What are the Pros and Cons of THVD1450D?
Pros:
- High-Speed Communication: Enables high-speed data transmission in RS-485 and RS-422 networks.
- Robust Performance: Designed for reliable operation over long cable lengths in harsh industrial environments.
- ESD Protection: Built-in electrostatic discharge protection enhances system robustness.
- Short-Circuit Protection: Features short-circuit protection to prevent damage in fault conditions.
- Compact Package: The 8-lead SOIC package offers space-efficient integration.
Cons:
- Specialized Application: Primarily suitable for RS-485 and RS-422 communication applications.
- External Components: May require additional external components for specific system requirements.
- Compatibility: Check compatibility with other components in the communication network.
Are There Any Equivalents/Alternatives to THVD1450D for Recommendation?
- The SN65HVD75 from Texas Instruments is a similar high-speed differential driver and receiver for RS-485 applications.
- Alternatives to the THVD1450D include the MAX485 from Maxim Integrated and the LTC485 from Analog Devices.
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