# MCP7940NT-I/ST (Component) ## Description Real Time Clock (RTC) IC Clock/Calendar 64B I²C, 2-Wire Serial 8-TSSOP (0.173", 4.40mm Width) #Timer #RTC #commonpartslibrary ## Component Details - **Owner:** vasyl - **Created:** 4/25/2022 - **Last Updated:** 1/23/2023 - **Visibility:** Public - **Part Type:** Integrated Circuit - **Manufacturer Name:** Microchip Technology - **Manufacturer Part Number:** MCP7940NT-I/ST - **Datasheet URL:** http://www.microchip.com/mymicrochip/filehandler.aspx?ddocname=en553487 - **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/mcp7940nt-ist/microchip-technology.html?utm_currency=USD&region=nac) | $0.4295 | 985 | | [Digi-Key](https://www.digikey.com/en/products/detail/microchip-technology/MCP7940NT-I-ST/2665054) | $0.90 | 2.1K | | [LCSC](https://www.lcsc.com/product-detail/C627701.html) | $1.9449 | 0 | | [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/MCP7940NT-I-ST?qs=o%2FJGMiCJeCM97o3IrL9GNQ%3D%3D) | $0.90 | 5.5K | | [Verical](https://www.verical.com/pd/microchip-technology-real-time-clock-MCP7940NT-I-ST-4453073?utm_currency=USD) | N/A | N/A | - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** Microchip - **MPN:** MCP7940NT-I/ST - **Mount Type:** Wire - **Package / Case Code:** 8-TSSOP - **Pin Count:** 8 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | X1 | | | 2 | X2 | | | 3 | VBAT | | | 4 | VSS | | | 5 | SDA | | | 6 | SCL | | | 7 | MFP | | | 8 | VCC | | --- *Generated from [https://www.flux.ai/vasyl/mcp7940nt-ist](https://www.flux.ai/vasyl/mcp7940nt-ist)*