BQ4845YP-A4
IC RTC CLK/CALENDAR PAR 28DIPManufacturer: Texas Instruments
Categories: Real Time Clocks
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Texas Instruments BQ4845YP-A4 is a Clock/Calendar Real Time Clock (RTC) IC with a parallel interface, housed in a 28-DIP (0.600", 15.24mm) through-hole package. This component features alarm functionality, daylight savings correction, leap year calculation, a supervisor function, and a watchdog timer. It supports both 12/24 hour time formats (HH:MM:SS) and YY-MM-DD-dd date formats. The device operates with a supply voltage range of 4.5V to 5.5V, and the battery backup voltage ranges from 2.3V to 4V. Typical current consumption for timekeeping is 1.5mA at 4.5V. The BQ4845YP-A4 is commonly utilized in industrial automation, medical devices, and consumer electronics applications requiring accurate timekeeping and event scheduling.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDownload Free CAD Model:
Technical Details:
| Features | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer |
| Packaging | Tube |
| Package / Case | 28-DIP (0.600"", 15.24mm) |
| Mounting Type | Through Hole |
| Memory Size | - |
| Interface | Parallel |
| Type | Clock/Calendar |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 4.5V ~ 5.5V |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 28-PDIP |
| Voltage - Supply, Battery | 2.3V ~ 4V |
| Current - Timekeeping (Max) | 1.5mA (Typ) @ 4.5 V ~ 5.5 V |
| Programmable | Not Verified |
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