Serial real-time clock (RTC) IC with I2C and 2-wire serial interface. Features a 20B non-volatile memory for data storage. Operates with a supply voltage range of 2V to 5.5V and an industrial temperature range of -40°C to 85°C. Packaged in a lead-free SOIC surface mount case, measuring 5mm in length, 4mm in width, and 1.25mm in height. Supports YY-MM-DD-dd date and HH:MM:SS:hh time formats.
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Stmicroelectronics M41T81M6F technical specifications.
| Package/Case | SOIC |
| Date Format | YY-MM-DD-dd |
| Height | 1.25mm |
| Interface | I2C, Serial, 2-Wire |
| Lead Free | Lead Free |
| Length | 5mm |
| Logic Function | Clock |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 20B |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 2V |
| Mount | Surface Mount |
| Non-volatile Memory Size | 20B |
| Package Quantity | 2500 |
| Packaging | Tape and Reel |
| Radiation Hardening | No |
| RAM Size | 20B |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Supply Voltage-Nom | 5.5V |
| Temperature Grade | INDUSTRIAL |
| Time Format | HH:MM:SS:hh |
| Width | 4mm |
| RoHS | Compliant |
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