DS1305
IC RTC CLK/CALENDAR SPI 16DIPManufacturer: Analog Devices Inc./Maxim Integrated
Categories: Real Time Clocks
Quality Control: Learn More
The Analog Devices Inc./Maxim Integrated DS1305 is a Clock/Calendar Real Time Clock (RTC) IC featuring a 96-byte NVSRAM. This component utilizes a 3-wire serial SPI interface for data communication. Key features include alarm functionality, leap year compensation, and trickle-charger support. The DS1305 operates within a voltage range of 2V to 5.5V for both supply and battery backup, with timekeeping currents ranging from 25.3µA to 81µA. It supports both 12-hour and 24-hour time formats, with date formatting as YY-MM-DD-dd. The device is housed in a 16-PDIP package with a 0.300" (7.62mm) width, suitable for through-hole mounting. Its operating temperature range is 0°C to 70°C. This device finds application in various industrial and consumer electronics where accurate timekeeping is critical.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | Alarm, Leap Year, NVSRAM, Trickle-Charger |
| Packaging | Tube |
| Package / Case | 16-DIP (0.300"", 7.62mm) |
| Mounting Type | Through Hole |
| Memory Size | 96B |
| Interface | SPI |
| Type | Clock/Calendar |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 2V ~ 5.5V |
| Time Format | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 16-PDIP |
| Voltage - Supply, Battery | 2V ~ 5.5V |
| Current - Timekeeping (Max) | 25.3µA ~ 81µA @ 2V ~ 5V |
| Programmable | Not Verified |