| Part Number | DS1307 | DS1337 |
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated |
| Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks |
|
|
|
| Product Status | Obsolete | Obsolete |
| Type | Clock/Calendar | Clock/Calendar |
| Features | Leap Year, NVSRAM, Square Wave Output | Alarm, Leap Year, Square Wave Output |
| Memory Size | 56B | - |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial | I²C, 2-Wire Serial |
| Voltage - Supply | 4.5V ~ 5.5V | 1.8V ~ 5.5V |
| Voltage - Supply, Battery | 2V ~ 3.5V | - |
| Current - Timekeeping (Max) | 200µA @ 5V | 0.6µA @ 1.3V ~ 1.8V |
| Operating Temperature | 0°C ~ 70°C | -40°C ~ 85°C |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP | 8-PDIP |