| PartNumber | M41T82ZM6F | M41T82ZM6E | M41T83RMY6E |
| Description | Real Time Clock Serial I2C bus RTC | IC RTC CLK/CALENDAR I2C 8-SOIC | IC RTC CLK/CALENDAR I2C 18-SOX |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | Real Time Clock | Clock/Timing - Real Time Clocks | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOIC-8 | - | - |
| RTC Bus Interface | Serial | - | - |
| Time Format | HH:MM:SS:hh | HH:MM:SS:hh (24 hr) | - |
| Battery Backup Switching | Backup Switching | - | - |
| RTC Memory Size | 32 B | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 2.38 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Reel | Tube Alternate Packaging | - |
| Function | Alarm, Calendar, Clock, Timer Interrupt | - | - |
| Product | Real Time Clocks | - | - |
| Series | M41T82 | - | - |
| Brand | STMicroelectronics | - | - |
| Product Type | Real Time Clock | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Clock & Timer ICs | - | - |
| Unit Weight | 0.019048 oz | - | - |
| Type | - | Clock/Calendar | - |
| Package Case | - | 8-SOIC (0.154", 3.90mm Width) | - |
| Operating Temperature | - | -40°C ~ 85°C | - |
| Mounting Type | - | Surface Mount | - |
| Features | - | Alarm, Leap Year, SRAM, Watchdog Timer | - |
| Interface | - | I2C, 2-Wire Serial | - |
| Voltage Supply | - | 2.38 V ~ 5.5 V | - |
| Supplier Device Package | - | 8-SO | - |
| Memory Size | - | 7B | - |
| Date Format | - | YY-MM-DD-dd | - |
| Voltage Supply Battery | - | 2 V ~ 5.5 V | - |
| Current Timekeeping Max | - | 10μA @ 5.5V | - |