 | |  | |
| PartNumber | BQ4845YS-A4 | BQ4845YS-A4G4 | BQ4845YSA4N |
| Description | Real Time Clock w/NVSRAM Control Watchdog Timer | Real Time Clock Watchdog Timer | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Real Time Clock | Real Time Clock | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-28 | SOIC-28 | - |
| RTC Bus Interface | Parallel | Parallel | - |
| Time Format | HH:MM:SS | HH:MM:SS | - |
| Battery Backup Switching | Backup Switching | Backup Switching | - |
| RTC Memory Size | 16 B | 16 B | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 4.5 V | 4.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Tube | - |
| Function | Alarm, Calendar, Clock, Timer Interrupt | Alarm, Calendar, Clock, Timer Interrupt | - |
| Series | BQ4845Y | BQ4845Y | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Product Type | Real Time Clocks | Real Time Clocks | - |
| Factory Pack Quantity | 20 | 20 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Unit Weight | 0.025778 oz | 0.025778 oz | - |