| PartNumber | M41T93ZMY6F | M41T93ZMY6E | M41T93ZQA6F |
| Description | Real Time Clock Serial SPI bus RTC | Real Time Clock Serial SPI bus RTC | Real Time Clock Serial SPI bus RTC |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | Real Time Clock | Real Time Clock | Real Time Clock |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOX-18 | SOX | QFN |
| RTC Bus Interface | Serial, SPI | Serial | Serial |
| Date Format | DW:DM:M:Y | - | - |
| Time Format | HH:MM:SS:hh | HH:MM:SS:hh | HH:MM:SS:hh |
| Battery Backup Switching | Backup Switching | Backup Switching | Backup Switching |
| RTC Memory Size | 32 B | 32 B | 32 B |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2.38 V | 2.38 V | 2.38 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Tray | Reel |
| Function | Alarm, Calendar, Clock, Interrupt | Alarm, Calendar, Clock, Interrupt | Alarm, Calendar, Clock, Interrupt |
| Product | Real Time Clocks | - | - |
| Series | M41T93 | M41T93 | M41T93 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Type | Real Time Clock | Real Time Clocks | Real Time Clocks |
| Factory Pack Quantity | 1000 | 44 | 1000 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Unit Weight | 0.022223 oz | - | 0.002388 oz |