| Part Number | DS1673S-3 | DS1672S-3+ |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks |
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| Product Status | Obsolete | Active |
| Type | Portable System Controller | Binary Counter |
| Features | Alarm, Leap Year, Watchdog Timer | Trickle-Charger |
| Memory Size | - | - |
| Time Format | HH:MM:SS (12/24 hr) | Binary |
| Date Format | YY-MM-DD-dd | Binary |
| Interface | 3-Wire Serial | I²C, 2-Wire Serial |
| Voltage - Supply | 2.7V ~ 3.3V | 2.7V ~ 3.3V |
| Voltage - Supply, Battery | 2.5V ~ 3.7V | 1.3V ~ 3.63V |
| Current - Timekeeping (Max) | 100µA @ 3V | 500µA @ 3.3V |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 20-SOIC (0.295", 7.50mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 20-SOIC | 8-SOIC |