| Part Number | DS1388Z-33+T&R | DS1388Z-3+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 | Active | Active |
| Type | Clock/Calendar | Clock/Calendar |
| Features | EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer | EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer |
| Memory Size | 512B | 512B |
| Time Format | HH:MM:SS:hh (12/24 hr) | HH:MM:SS:hh (12/24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Voltage - Supply | 2.97V ~ 3.63V | 2.7V ~ 3.3V |
| Voltage - Supply, Battery | 1.3V ~ 5.5V | 1.3V ~ 5.5V |
| Current - Timekeeping (Max) | 150µA @ 2.97V ~ 3.63V | 140µA @ 2.7V ~ 3.3V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC | 8-SOIC |