# 74HC244BQ,115 (Component) ## Description Buffers / Drivers 74HC244BQ,115 TQFN-20_L4.5-W2.5-P0.50-BL-EP3.0 LCSC Part Number: C546748 JLCPCB Part Class: Extended Part Manufactured by Nexperia(安世) ## Component Details - **Owner:** lcsc - **Created:** 10/16/2024 - **Last Updated:** 4/28/2025 - **Visibility:** Public - **Package or Case Code:** TQFN-20_L4.5-W2.5-P0.50-BL-EP3.0 - **Product Info Url:** https://lcsc.com/product-detail/presales_Nexperia-74HC244BQ-115_C546748.html - **LCSC Part Number:** C546748 - **Manufacturer Name:** Nexperia(安世) - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2407241037_Nexperia-74HC244BQ-115_C546748.pdf - **Part Type:** Buffers / Drivers - **JLCPCB Part Class:** Extended Part - **Manufacturer Part Number:** 74HC244BQ,115 - **Used in:** 1 project ## 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/74hc244bq115/nexperia?utm_currency=USD&region=nac) | N/A | N/A | | [LCSC](https://lcsc.com/product-detail/buffers-drivers-receivers-transceivers_nexperia-74hc244bq-115_C546748.html) | $0.4908 | 2.6K | | [Mouser](https://www.mouser.com/ProductDetail/Nexperia/74HC244BQ115?qs=P62ublwmbi%2FYVE1K%2FBP8kw%3D%3D) | $0.47 | 0 | | [Verical](https://www.verical.com/pd/nxp-semiconductors-buffers-drivers-74HC244BQ-115-435060?utm_currency=USD) | N/A | N/A | - **Part Type:** Electromechanical Components - **Manufacturer:** Nexperia - **MPN:** 74HC244BQ,115 - **Mount Type:** PCB - **Package / Case Code:** 20-TQFN - **Pin Count:** 21 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | ~{1OE} | | | 2 | 1A0 | | | 3 | 2Y0 | | | 4 | 1A1 | | | 5 | 2Y1 | | | 6 | 1A2 | | | 7 | 2Y2 | | | 8 | 1A3 | | | 9 | 2Y3 | | | 10 | GND | | | 11 | 2A3 | | | 12 | 1Y3 | | | 13 | 2A2 | | | 14 | 1Y2 | | | 15 | 2A1 | | | 16 | 1Y1 | | | 17 | 2A0 | | | 18 | 1Y0 | | | 19 | ~{2OE} | | | 20 | VCC | | | 21 | GND | | --- *Generated from [https://www.flux.ai/lcsc/74hc244bqc115](https://www.flux.ai/lcsc/74hc244bqc115)*