# LM311DR (Component) ## Description High Speed, 30V, Differential Comparator With Strobes 0 to 70 8-SOIC #CommonPartsLibrary #Integratedcircuit #Linearcomparator ## Component Details - **Owner:** adrian95 - **Created:** 10/21/2021 - **Last Updated:** 5/4/2023 - **Visibility:** Public - **Part Type:** Integrated Circuit - **Datasheet URL:** https://www.snapeda.com/parts/LM311DR/Texas%20Instruments/datasheet/ - **Manufacturer Part Number:** LM311DR - **License:** https://creativecommons.org/licenses/by/4.0/ - **Manufacturer Name:** Texas Instruments Inc. - **Used in:** 120 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/lm311dr/texas-instruments?utm_currency=USD&region=asia) | $0.231 | 2.4K | | [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/LM311DR/381217) | $0.43 | 141K | | [LCSC](https://www.lcsc.com/product-detail/C12597.html) | N/A | N/A | | [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/LM311DR?qs=afYny40WCj3HJbADB1OGHQ%3D%3D) | $0.25 | 62K | | [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=LM311DR) | $0.262 | 2.5K | | [Verical](https://www.verical.com/pd/texas-instruments-comparator-LM311DR-310032?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Texas Instruments - **MPN:** LM311DR - **Package / Case Code:** 8-SOIC - **Pin Count:** 8 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | GND1 | | | 2 | IN2 | | | 3 | IN3 | | | 4 | V- | | | 5 | BAL | | | 6 | BAL/STROBE | | | 7 | OUT | | | 8 | V+ | | --- *Generated from [https://www.flux.ai/adrian95/lm311dr~d7r](https://www.flux.ai/adrian95/lm311dr~d7r)*