# TCA9509DGKR (Component) ## Description Signal Buffers, Repeaters, Splitters TCA9509DGKR VSSOP-8_L3.0-W3.0-P0.65-LS5.0-BL LCSC Part Number: C478462 JLCPCB Part Class: Extended Part Manufactured by TI(德州仪器) ## Component Details - **Owner:** lcsc - **Created:** 11/5/2024 - **Last Updated:** 4/29/2025 - **Visibility:** Public - **LCSC Part Number:** C478462 - **Part Type:** Signal Buffers, Repeaters, Splitters - **Package or Case Code:** VSSOP-8_L3.0-W3.0-P0.65-LS5.0-BL - **Product Info Url:** https://lcsc.com/product-detail/Interface-Signal-Buffers-Repeaters-Splitters_Texas-Instruments-Texas-Instruments-TCA9509DGKR_C478462.html - **Manufacturer Name:** TI(德州仪器) - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2410010131_Texas-Instruments-TCA9509DGKR_C478462.pdf - **JLCPCB Part Class:** Extended Part - **Manufacturer Part Number:** TCA9509DGKR - **Used in:** 2 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/tca9509dgkr/texas-instruments.html?utm_currency=USD&region=nac) | $1.2575 | 1.6K | | [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/TCA9509DGKR/2833529) | N/A | N/A | | [LCSC](https://www.lcsc.com/product-detail/C478462.html) | $0.8495 | 2.3K | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/TCA9509DGKR?qs=V1AtWP4RhX4NPSeKwysG8A%3D%3D) | $1.37 | 28K | | [Verical](https://www.verical.com/pd/texas-instruments-signal-buffer-and-repeater-TCA9509DGKR-476504?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** TCA9509DGKR - **Mount Type:** PCB - **Package / Case Code:** 8-VSSOP - **Pin Count:** 8 - **Logic Function:** Buffer ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VCCA | | | 2 | SCLA | | | 3 | SDAA | | | 4 | GND | | | 5 | EN | | | 6 | SDAB | | | 7 | SCLB | | | 8 | VCCB | | --- *Generated from [https://www.flux.ai/lcsc/tca9509dgkr](https://www.flux.ai/lcsc/tca9509dgkr)*