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Microchip Technology 
Datasheet下载地址
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MCP7940N-I/SN的详细信息
| Manufacturer： | Microchip |
|---|---|
| Product Category： | Real Time Clock |
| RoHS： | Yes |
| Function： | Clock, Calendar. Alarm |
| RTC Bus Interface： | 2-Wire, I2C |
| Date Format： | DW |
| Time Format： | HH |
| RTC Memory Size： | 64 B |
| Supply Voltage - Max： | 5.5 V |
| Supply Voltage - Min： | 1.8 V |
| Maximum Operating Temperature： | + 85 C |
| Minimum Operating Temperature： | - 40 C |
| Mounting Style： | SMD/SMT |
| Package / Case： | SOIC-8 |
| Packaging： | Tube |
| Battery Backup Switching： | Yes |
| Brand： | Microchip Technology |
| Factory Pack Quantity： | 100 |
MCP7940N-I/SN相关文档
- Technical Briefs: Enabling Intelligent Automation Using the MCP7941X I2C RTCC
- Brochures: I2C & SPI Real-Time Clock/Calendar Families Product Overview
- Brochures: MCP794xx I2C Real-Time Clock/Calendar Brochure
- aspxGerberFiles: MCP794xx Reference Layout Gerber Files
MCP7940N-I/SN应用笔记
- AN1365 - Recommended Usage of Microchip Serial RTCC Devices
- AN1364 - Using the Alarm Feature on the MCP79410 RTCC to Implement a Delayed Alarm
- AN1355 - A Complete Electronic Watch Based on MCP79410 I2C? RTCC
- AN1413 - Temperature Compensation of a Tuning Fork Crystal Based on MCP79410
- AN1414 - Using HI-TECH C Compiler to Interface RTCC Devices to 8-Bit PIC MCUs
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