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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION | 
|---|---|
| Surface Mount | NO | 
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
| Mounting Type | Through Hole | 
| ECCN Code | EAR99 | 
| Radiation Hardening | No | 
| RoHS Status | Non-RoHS Compliant | 
| Part Status | Obsolete | 
| Terminal Position | DUAL | 
| Operating Supply Voltage | 5V | 
| Packaging | Tube | 
| Supply Voltage | 3.3V | 
| Pbfree Code | no | 
| Lead Free | Contains Lead | 
| JESD-609 Code | e0 | 
| Technology | CMOS | 
| REACH SVHC | Unknown | 
| Number of Terminations | 28 | 
| Number of Pins | 28 | 
| HTS Code | 8542.39.00.01 | 
| Operating Temperature | 0°C~70°C | 
| Terminal Finish | TIN LEAD | 
| Voltage – Supply | 4.5V~5.5V | 
| Published | 1997 | 
| Operating Supply Current | 5mA | 
| Interface | Serial | 
| Logic Function | Clock | 
| Capacitance | 7pF | 
| Height | 10.67mm | 
| Memory Size | 2kB | 
| Width | 17.53mm | 
| Memory Type | RAM | 
| Length | 35.31mm | 
| Time Format | HH:MM:SS:hh | 
| Base Part Number | DS1216 | 
| Controller Type | Smartwatch RAM | 
| Package / Case | 28-DIP (0.600, 15.24mm) Socket | 
*The following components have specifications similar
*The following five components have specifications similar