THVD1400DRLR Texas Instruments Integrated Circuit (SO Transistor Flat Lead) In Stock
THVD1400DRLR is a 3.3 V to 5 V RS-485/RS-422 transceiver from Texas Instruments with 500 kbps data rate, plus or minus 12 kV IEC ESD protection, differential Schmitt trigger input, and EIA-485-A compliance in a compact 8-pin SOT-23 flat-lead package. From $1.00 in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SO Transistor Flat Lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- THVD1400DRLR Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.3940(MOQ 250)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Plus or minus 12 kV IEC ESD protection on bus pins safeguards the transceiver and connected equipment from electrostatic discharge events in harsh environments
- Wide 3.3 V to 5 V supply range enables compatibility with both modern low-voltage and legacy 5 V RS-485 system designs
- 500 kbps data rate with differential Schmitt trigger input provides reliable noise-immune communication over multi-drop industrial bus networks
- Compact 8-pin SOT-23 flat-lead package minimizes PCB footprint for space-constrained industrial and IoT gateway designs
Applications
The THVD1400DRLR is used in industrial automation, process control, and building management systems requiring robust RS-485 half-duplex serial communication with high ESD protection. Its wide supply range and small package make it well-suited for IoT gateways, smart meters, and embedded modules that interface between microcontrollers and RS-485 field buses. The part also serves in test and measurement equipment and motor drives where long cable runs expose the transceiver to electrostatic discharge and surge events.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Differential Output | YES |
| Driver Number of Bits | 1 |
| High Level Input Current-Max | 0.0001A |
| Input Characteristics | DIFFERENTIAL SCHMITT TRIGGER |
| Interface IC Type | LINE TRANSCEIVER |
| Interface Standard | EIA-485-A; TIA-485-A |
| JESD-30 Code | R-PDSO-F8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Out Swing-Min | 1.5V |
| Output Characteristics | 3-STATE |
| Output Low Current-Max | 0.004A |
| Output Polarity | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | FL8,.047,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Receive Delay-Max | 110ns |
| Receiver Number of Bits | 1 |
| Supply Current-Max | 3mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 5V |
| Supply Voltage1-Max | 5.5V |
| Supply Voltage1-Min | 3V |
| Supply Voltage1-Nom | 5V |
| Surface Mount | YES |
| Technology | BICMOS |
| Terminal Finish | Tin (Sn) |
| Terminal Form | FLAT |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transmit Delay-Max | 500ns |
| Package | SO Transistor Flat Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the ESD protection rating of the THVD1400DRLR?
The THVD1400DRLR provides plus or minus 12 kV IEC ESD protection on its bus pins, offering robust protection against electrostatic discharge in industrial environments where cables can accumulate significant static charge.
What data rate does the THVD1400DRLR support?
The THVD1400DRLR supports a maximum data rate of 500 kbps, suitable for standard RS-485 industrial communication protocols such as Modbus RTU and PROFIBUS DP in multi-drop network topologies.
What supply voltages does the THVD1400DRLR accept?
The THVD1400DRLR operates from a 3.3 V to 5 V supply, making it compatible with both modern low-voltage microcontrollers and legacy 5 V industrial control systems without requiring level-shifting circuitry.
What package does the THVD1400DRLR come in?
The THVD1400DRLR is housed in an 8-pin SOT-23 flat-lead (DRL) surface-mount package, which offers a very small PCB footprint ideal for space-constrained IoT nodes and compact industrial interface modules.
What interface standard does the THVD1400DRLR comply with?
The THVD1400DRLR is compliant with EIA-485-A and TIA-485-A standards, ensuring interoperability with the broad ecosystem of RS-485 devices used in industrial networking, building automation, and instrumentation systems worldwide.
Related Guides
How to Choose a 3528 SMD Indicator LED for Blue Status Lighting: Selection Guide
A practical 3528 SMD indicator LED selection guide using 150141BS73100 and related Wurth 150141 variants for blue status lighting.
Jul 5, 2026
BAS70KFILM Design Guide for Low-Leakage Signal Clamping and RF Detector Inputs
Practical BAS70KFILM design guidance for signal clamps, RF detector inputs, leakage control, capacitance, layout, and sourcing alternatives.
Jul 5, 2026
How to Choose a BAS70 Schottky Diode for Signal Clamping: Selection Guide
A practical BAS70KFILM and BAS70-family Schottky diode selection guide for signal clamping, RF detection, leakage, and topology choices.
Jul 4, 2026
AMC1202DWVR Design Guide for Isolated Current Sensing
Practical AMC1202DWVR design guide covering shunt sizing, isolation layout, input filtering, ADC scaling, and sourcing choices.
Jul 4, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250+ | $0.4636 | $115.90 |
| 500+ | $0.4438 | $221.92 |
| 710+ | $0.4250 | $301.75 |
| 2000+ | $0.4150 | $830.00 |
| 4000+ | $0.4120 | $1648.00 |
| 8000+ | $0.3940 | $3152.32 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Response time is incredible — usually under 4 hours. They understand that production lines can't wait.”