| Part Number | DS17885SN-3+ | DS17885EN-3+ | 
|---|---|---|
| Manufacturer | Analog Devices Inc./Maxim Integrated | Analog Devices Inc./Maxim Integrated | 
| Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks | 
|   |   | |
| Product Status | Active | Obsolete | 
| Type | Clock/Calendar | Clock/Calendar | 
| Features | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 
| Memory Size | 8KB | 8KB | 
| 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 | Parallel | Parallel | 
| Voltage - Supply | 2.7V ~ 3.7V | 2.7V ~ 3.7V | 
| Voltage - Supply, Battery | 2.5V ~ 3.7V | 2.5V ~ 3.7V | 
| Current - Timekeeping (Max) | 2mA @ 2.7V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 24-SOIC (0.295", 7.50mm Width) | 28-TSSOP (0.465", 11.80mm Width) | 
| Supplier Device Package | 24-SOIC | 28-TSOP |