 
    | Parameters | |
|---|---|
| Factory Lead Time | 6 Weeks | 
| Contact Plating | Tin | 
| Mount | Surface Mount, Through Hole | 
| Mounting Type | Surface Mount | 
| Package / Case | 28-SOIC (0.295, 7.50mm Width) | 
| Number of Pins | 28 | 
| Operating Temperature | -40°C~85°C | 
| Packaging | Tube | 
| Published | 2002 | 
| Feature | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 
| Pbfree Code | yes | 
| Part Status | Active | 
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
| Number of Terminations | 28 | 
| ECCN Code | EAR99 | 
| Type | Clock/Calendar | 
| HTS Code | 8473.30.11.80 | 
| Subcategory | Timers or RTCs | 
| Technology | CMOS | 
| Voltage - Supply | 4.5V~5.5V | 
| Terminal Position | DUAL | 
| Supply Voltage | 5V | 
| Terminal Pitch | 1.27mm | 
| Base Part Number | DS1501 | 
| Pin Count | 28 | 
| Operating Supply Voltage | 5V | 
| Power Supplies | 5V | 
| Interface | Parallel | 
| Memory Size | 256B | 
| Clock Frequency | 0.032MHz | 
| Logic Function | Clock | 
| Number of Timers | 1 | 
| Time Format | HH:MM:SS (24 hr) | 
| Date Format | YY-MM-DD-dd | 
| Current - Timekeeping (Max) | 5mA @ 4.5V~5.5V | 
| Time-Min | SECONDS | 
| Interrupt Capability | Y | 
| Voltage - Supply, Battery | 2.5V~3.7V | 
| Volatile | YES | 
| Height | 2.35mm | 
| Length | 18.1mm | 
| Width | 7.6mm | 
| Radiation Hardening | No | 
| REACH SVHC | Unknown | 
| RoHS Status | ROHS3 Compliant |