# THVD1450DR (Component)
## Description
RS-485/RS-422 ICs
THVD1450DR
SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL
LCSC Part Number: C2671361
JLCPCB Part Class: Extended Part
Manufactured by TI(德州仪器) Texas Instruments THVD14xx family of noise-immune RS-485/RS-422 transceivers, 3V to 5.5V single-supply operation, meets or exceeds TIA/EIA-485A requirements, differential output voltage above 2.1V for PROFIBUS compatibility, ±18kV IEC 61000-4-2 contact ESD protection, ±25kV IEC air-gap ESD, ±30kV HBM ESD, ±4kV IEC EFT protection, ±15V extended common-mode range, low EMI 500kbps and 50Mbps data rate options, open/short/idle bus fail-safe, supports up to 256 bus nodes, -40°C to +125°C operating temperature, available in VSON, VSSOP and SOIC packages.
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## Component Details
- **Owner:** lcsc
- **Created:** 11/5/2024
- **Last Updated:** 6/3/2026
- **Visibility:** Public
- **Symbol Style:** Parametric
- **Manufacturer Name:** TI(德州仪器)
- **Part Type:** RS-485/RS-422 ICs
- **JLCPCB Part Class:** Extended Part
- **Datasheet URL:** https://www.ti.com/lit/ds/symlink/thvd1450.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1780474876424&ref_url=https%253A%252F%252Fwww.ti.com%252Fgeneral%252Fdocs%252Fsuppproductinfo.tsp%253FdistId%253D10%2526gotoUrl%253Dhttps%253A%252F%252Fwww.ti.com%252Flit%252Fgpn%252Fthvd1450
- **Manufacturer Part Number:** THVD1450DR
- **LCSC Part Number:** C2671361
- **Package or Case Code:** SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL
- **Used in:** 173 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/thvd1450dr/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/rs485---rs422---rs232---rs562-transceivers-ti-thvd1450dr-1029276681) | $0.55366 | 16K |
| [LCSC](https://www.lcsc.com/product-detail/C2671361.html) | $0.6252 | 30K |
| [Mouser](https://www.mouser.com/en/ProductDetail/Texas-Instruments/THVD1450DR?qs=chTDxNqvsymGDnwVnRgduw%3D%3D) | $2.04 | 32K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=THVD1450DR) | $1.61 | 0 |
| [Verical](https://www.verical.com/pd/texas-instruments-interface---bus-line-transceiver-THVD1450DR-5736667?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** THVD1450DR
- **Mount Type:** PCB
- **Package / Case Code:** 8-VSSOP
- **Pin Count:** 8
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 8 | VCC | |
| 1 | R | |
| 2 | ~{RE} | |
| 3 | DE | |
| 4 | D | |
| 7 | B | |
| 6 | A | |
| 5 | GND | |
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*Generated from [https://www.flux.ai/lcsc/thvd1450dr~36k](https://www.flux.ai/lcsc/thvd1450dr~36k)*