DS1501WS/T&R
IC RTC CLK/CALENDAR PAR 28SOICManufacturer: Analog Devices Inc./Maxim Integrated
Categories: Real Time Clocks
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The Analog Devices Inc./Maxim Integrated DS1501WS-T-R is a real-time clock (RTC) and calendar integrated circuit with parallel interface. This component features 256 bytes of NVSRAM for data storage and includes alarm functionality, leap year correction, and a watchdog timer. It supports both HH:MM:SS (24-hour) and YY-MM-DD-dd date formats. The DS1501WS-T-R is housed in a 28-SOIC package with a 7.50mm width and is supplied on tape and reel. Operating voltage ranges from 3V to 3.6V, with battery backup voltage from 2.5V to 3.7V. Typical current consumption for timekeeping is 4mA. This device is suitable for applications requiring accurate timekeeping and calendar functions in industrial and consumer electronics.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Features | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K |
| Packaging | Tape & Reel (TR) |
| Package / Case | 28-SOIC (0.295"", 7.50mm Width) |
| Mounting Type | Surface Mount |
| Memory Size | 256B |
| Interface | Parallel |
| Type | Clock/Calendar |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 3V ~ 3.6V |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 28-SOIC |
| Voltage - Supply, Battery | 2.5V ~ 3.7V |
| Current - Timekeeping (Max) | 4mA @ 3V ~ 3.6V |
| Programmable | Not Verified |
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