BQ4845YS-A4NTR
IC RTC CLK/CALENDAR PAR 28SOICManufacturer: Texas Instruments
Categories: Real Time Clocks
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Texas Instruments BQ4845YS-A4NTR is a Real Time Clock (RTC) IC featuring a parallel interface. This component provides accurate clock and calendar functions with support for YY-MM-DD-dd date format and HH:MM:SS (12/24 hr) time format. Key features include alarm, daylight savings, leap year, supervisor, and watchdog timer functionalities. Designed for surface mount applications, it is supplied in a 28-SOIC (0.295", 7.50mm Width) package, provided in tape and reel. The device operates within a voltage range of 4.5V to 5.5V, with a typical timekeeping current consumption of 1.5mA at 4.5V. It also supports a battery supply voltage of 2.3V to 4V for backup operation. The BQ4845YS-A4NTR is suitable for use in industrial automation, telecommunications, and consumer electronics applications where precise timekeeping and calendrical operations are critical.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Features | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer |
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Memory Size | - |
| Interface | Parallel |
| Type | Clock/Calendar |
| Operating Temperature | -40°C ~ 85°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-SOIC |
| 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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