| Part Number | DS1685Q-3/T&R | DS1685Q-5/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 | Real Time Clock (RTC) | Clock/Calendar |
| Features | - | Alarm, NVSRAM, Square Wave Output, Y2K |
| Memory Size | 242B | 242B |
| Time Format | HH:MM:SS | HH:MM:SS (12/24 hr) |
| Date Format | YYYY-MM-DD | YY-MM-DD-dd |
| Interface | Multiplexed | Parallel |
| Voltage - Supply | 3V | 4.5V ~ 5.5V |
| Voltage - Supply, Battery | - | 2.5V ~ 3.7V |
| Current - Timekeeping (Max) | - | 3mA @ 5V |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 28-LCC (J-Lead) | 28-LCC (J-Lead) |
| Supplier Device Package | 28-PLCC (11.51x11.51) | 28-PLCC (11.51x11.51) |