BQ4845S-A4NTR
IC RTC CLK/CALENDAR PAR 28SOICManufacturer: Texas Instruments
Categories: Real Time Clocks
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Texas Instruments BQ4845S-A4NTR is a Real Time Clock (RTC) IC offering parallel interface for clock and calendar functions. This component features YY-MM-DD-dd date format and HH:MM:SS (12/24 hr) time format. Key functionalities include alarm, daylight savings, leap year support, supervisor capabilities, and a watchdog timer. Designed for surface mount applications, it is housed in a 28-SOIC package with a 7.50mm width. The operating temperature range is -40°C to 85°C. Typical current draw for timekeeping is 1.5mA at a supply voltage of 4.5V to 5.5V. The battery supply voltage range is 2.3V to 4V. This device is commonly utilized in industrial automation, consumer electronics, and medical devices. It is supplied in Tape & Reel packaging.
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 | 4.75V ~ 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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