| Part Number | DS1689S+T&R | DS1682S/T&R |
|---|---|---|
| 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 | Obsolete |
| Type | Clock/Calendar | Elapsed Time Counter |
| Features | NVSRAM | Alarm, EEPROM |
| Memory Size | 114B | 10B |
| Time Format | HH:MM:SS (12/24 hr) | Binary |
| Date Format | YY-MM-DD-dd | Binary |
| Interface | Parallel | I²C, 2-Wire Serial |
| Voltage - Supply | 2.7V ~ 3.3V, 4.5V ~ 5.5V | 2.5V ~ 5.5V |
| Voltage - Supply, Battery | 2.5V ~ 3.7V | - |
| Current - Timekeeping (Max) | 2mA @ 3V, 3mA @ 5V | 4µA ~ 15µA @ 3V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 28-SOIC (0.337", 8.56mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 28-SOIC | 8-SOIC |