DS1556W-120
IC RTC CLK/CALENDAR PAR 32EDIPManufacturer: Analog Devices Inc./Maxim Integrated
Categories: Real Time Clocks
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The Analog Devices Inc./Maxim Integrated DS1556W-120 is a Real Time Clock (RTC) module featuring a parallel interface. This Clock/Calendar component offers 128KB of NVSRAM for data storage. Key features include alarm functionality, leap year calculation, and a watchdog timer, along with Y2K compliance. The device operates within a voltage range of 2.97V to 3.63V, consuming a maximum of 4mA at 3.3V for timekeeping. It supports HH:MM:SS (24 hr) time format and YY-MM-DD-dd date format. The DS1556W-120 is housed in a 32-EDIP package with a 32-DIP Module (0.600", 15.24mm) form factor and is designed for through-hole mounting. This component finds application in industrial control, telecommunications, and data logging systems where reliable timekeeping and data retention are 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, Watchdog Timer, Y2K |
| Packaging | Tube |
| Package / Case | 32-DIP Module (0.600"", 15.24mm) |
| Mounting Type | Through Hole |
| Memory Size | 128KB |
| Interface | Parallel |
| Type | Clock/Calendar |
| Operating Temperature | 0°C ~ 70°C |
| Voltage - Supply | 2.97V ~ 3.63V |
| Time Format | HH:MM:SS (24 hr) |
| Date Format | YY-MM-DD-dd |
| Supplier Device Package | 32-EDIP |
| Voltage - Supply, Battery | - |
| Current - Timekeeping (Max) | 4mA @ 3.3V |
| Programmable | Not Verified |
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