# MCP7940NT-I/SN (Component)
## Description
Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width) #commonpartslibrary
#integratedcircuit
#realtimeclock
#rtc
## Component Details
- **Owner:** adrian95
- **Created:** 2/28/2025
- **Last Updated:** 2/28/2025
- **Visibility:** Public
- **Manufacturer Part Number:** MCP7940NT-I/SN
- **Package or Case Code:** SOIC127P600X175-8N
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Part Type:** Integrated Circuit
- **Datasheet URL:** https://ww1.microchip.com/downloads/aemDocuments/documents/MPD/ProductDocuments/DataSheets/MCP7940N-Battery-Backed-I2C-RTCC-with-SRAM-20005010J.pdf
- **Manufacturer Name:** Microchip
- **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-isn/microchip-technology?utm_currency=USD®ion=europe) | $0.9322 | 2.4K |
| [HQonline](https://www.hqonline.com/product-detail/rtcs---real-time-clock-chips-microchip-mcp7940nt-i-sn-2500432009) | $0.89687 | 598 |
| [LCSC](https://www.lcsc.com/product-detail/C148052.html) | $1.0552 | 2.1K |
| [Mouser](https://www.mouser.com/ProductDetail/Microchip-Technology/MCP7940NT-I-SN?qs=o%2FJGMiCJeCObBF3PnsLA7Q%3D%3D) | $0.85 | 9.3K |
| [Verical](https://www.verical.com/pd/microchip-technology-real-time-clock-MCP7940NT-I-SN-2634820?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Microchip
- **MPN:** MCP7940NT-I/SN
- **Mount Type:** Wire
- **Package / Case Code:** 8-SOIC
- **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 | |
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*Generated from [https://www.flux.ai/adrian95/mcp7940nt-isn~ygp](https://www.flux.ai/adrian95/mcp7940nt-isn~ygp)*